10-K Filing

BOK FINANCIAL CORP CIK: 875357 FY 2024

Filing Information

Form Type	10-K
Accession Number	`0000875357-25-000013`
Period End Date	20241231
Filing Date	20250219
Fiscal Year	2024
Fiscal Period	FY
XBRL Instance	bokf-20241231_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 230 Income Statement 276 Cash Flow Statement 316 Stockholders Equity 60 Comprehensive Income 66

Balance Sheet 230 line items

Line Item	Tag	Value	Unit	Period
Cash and due from banks	`CashAndDueFromBanks`	$1.04B	USD	Point-in-time
Cash and due from banks	`CashAndDueFromBanks`	$1.04B	USD	Point-in-time
Cash and due from banks	`CashAndDueFromBanks`	$947.61M	USD	Point-in-time
Cash and due from banks	`CashAndDueFromBanks`	$947.61M	USD	Point-in-time
Investment securities, fair value	`HeldToMaturitySecuritiesFairValue`	$2.07B	USD	Point-in-time
Investment securities, fair value	`HeldToMaturitySecuritiesFairValue`	$2.07B	USD	Point-in-time
Interest-bearing cash and cash equivalents	`InterestBearingDepositsInBanks`	$400.65M	USD	Point-in-time
Interest-bearing cash and cash equivalents	`InterestBearingDepositsInBanks`	$400.65M	USD	Point-in-time
Investment securities, fair value	`HeldToMaturitySecuritiesFairValue`	$1.82B	USD	Point-in-time
Investment securities, fair value	`HeldToMaturitySecuritiesFairValue`	$1.82B	USD	Point-in-time
Interest-bearing cash and cash equivalents	`InterestBearingDepositsInBanks`	$390.73M	USD	Point-in-time
Interest-bearing cash and cash equivalents	`InterestBearingDepositsInBanks`	$390.73M	USD	Point-in-time
Real estate and other repossessed assets, allowance	`RealEstateOwnedValuationAllowance`	$5.36M	USD	Point-in-time
Real estate and other repossessed assets, allowance	`RealEstateOwnedValuationAllowance`	$5.36M	USD	Point-in-time
Trading securities	`TradingSecurities`	$4.90B	USD	Point-in-time
Trading securities	`TradingSecurities`	$4.90B	USD	Point-in-time
Real estate and other repossessed assets, allowance	`RealEstateOwnedValuationAllowance`	$5.54M	USD	Point-in-time
Real estate and other repossessed assets, allowance	`RealEstateOwnedValuationAllowance`	$5.54M	USD	Point-in-time
Trading securities	`TradingSecurities`	$5.19B	USD	Point-in-time
Trading securities	`TradingSecurities`	$5.19B	USD	Point-in-time
Investment securities	`DebtSecuritiesHeldToMaturityCarryingValueAfterAllowanceForCreditLoss`	$2.02B	USD	Point-in-time
Investment securities	`DebtSecuritiesHeldToMaturityCarryingValueAfterAllowanceForCreditLoss`	$2.02B	USD	Point-in-time
Investment securities	`DebtSecuritiesHeldToMaturityCarryingValueAfterAllowanceForCreditLoss`	$2.24B	USD	Point-in-time
Investment securities	`DebtSecuritiesHeldToMaturityCarryingValueAfterAllowanceForCreditLoss`	$2.24B	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.00	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.00	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.00	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.00	USD	Point-in-time
Available for sale securities	`AvailableForSaleSecuritiesDebtSecurities`	$12.85B	USD	Point-in-time
Available for sale securities	`AvailableForSaleSecuritiesDebtSecurities`	$12.85B	USD	Point-in-time
Available for sale securities	`AvailableForSaleSecuritiesDebtSecurities`	$12.29B	USD	Point-in-time
Available for sale securities	`AvailableForSaleSecuritiesDebtSecurities`	$12.29B	USD	Point-in-time
Fair value option securities	`FairValueOptionSecurities`	$20.67M	USD	Point-in-time
Fair value option securities	`FairValueOptionSecurities`	$20.67M	USD	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	2.50B	shares	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	2.50B	shares	Point-in-time
Fair value option securities	`FairValueOptionSecurities`	$17.88M	USD	Point-in-time
Fair value option securities	`FairValueOptionSecurities`	$17.88M	USD	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	2.50B	shares	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	2.50B	shares	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	76.59M	shares	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	76.59M	shares	Point-in-time
Restricted equity securities	`FederalHomeLoanBankStockAndFederalReserveBankStock`	$423.10M	USD	Point-in-time
Restricted equity securities	`FederalHomeLoanBankStockAndFederalReserveBankStock`	$423.10M	USD	Point-in-time
Restricted equity securities	`FederalHomeLoanBankStockAndFederalReserveBankStock`	$406.18M	USD	Point-in-time
Restricted equity securities	`FederalHomeLoanBankStockAndFederalReserveBankStock`	$406.18M	USD	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	76.82M	shares	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	76.82M	shares	Point-in-time
Common stock, shares outstanding (in shares)	`CommonStockSharesOutstanding`	76.59M	shares	Point-in-time
Common stock, shares outstanding (in shares)	`CommonStockSharesOutstanding`	76.59M	shares	Point-in-time
Residential mortgage loans held for sale	`LoansReceivableHeldForSaleNetNotPartOfDisposalGroup`	$56.94M	USD	Point-in-time
Residential mortgage loans held for sale	`LoansReceivableHeldForSaleNetNotPartOfDisposalGroup`	$56.94M	USD	Point-in-time
Common stock, shares outstanding (in shares)	`CommonStockSharesOutstanding`	76.82M	shares	Point-in-time
Common stock, shares outstanding (in shares)	`CommonStockSharesOutstanding`	76.82M	shares	Point-in-time
Residential mortgage loans held for sale	`LoansReceivableHeldForSaleNetNotPartOfDisposalGroup`	$77.56M	USD	Point-in-time
Residential mortgage loans held for sale	`LoansReceivableHeldForSaleNetNotPartOfDisposalGroup`	$77.56M	USD	Point-in-time
Loans	`FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss`	$23.90B	USD	Point-in-time
Loans	`FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss`	$23.90B	USD	Point-in-time
Treasury Stock, Common, Shares	`TreasuryStockCommonShares`	12.70M	shares	Point-in-time
Treasury Stock, Common, Shares	`TreasuryStockCommonShares`	12.70M	shares	Point-in-time
Loans	`FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss`	$24.11B	USD	Point-in-time
Loans	`FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss`	$24.11B	USD	Point-in-time
Treasury Stock, Common, Shares	`TreasuryStockCommonShares`	11.63M	shares	Point-in-time
Treasury Stock, Common, Shares	`TreasuryStockCommonShares`	11.63M	shares	Point-in-time
Allowance for loan losses	`FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest`	$280.04M	USD	Point-in-time
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest	`FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest`	$280.04M	USD	Point-in-time
Allowance for loan losses	`FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest`	$280.04M	USD	Point-in-time
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest	`FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest`	$280.04M	USD	Point-in-time
Allowance for loan losses	`FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest`	$256.42M	USD	Point-in-time
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest	`FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest`	$256.42M	USD	Point-in-time
Allowance for loan losses	`FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest`	$256.42M	USD	Point-in-time
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest	`FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest`	$256.42M	USD	Point-in-time
Allowance for loan losses	`FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest`	$277.12M	USD	Point-in-time
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest	`FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest`	$277.12M	USD	Point-in-time
Allowance for loan losses	`FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest`	$277.12M	USD	Point-in-time
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest	`FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest`	$277.12M	USD	Point-in-time
Allowance for loan losses	`FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest`	$235.70M	USD	Point-in-time
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest	`FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest`	$235.70M	USD	Point-in-time
Allowance for loan losses	`FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest`	$235.70M	USD	Point-in-time
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest	`FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest`	$235.70M	USD	Point-in-time
Loans, net of allowance	`FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss`	$23.83B	USD	Point-in-time
Loans, net of allowance	`FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss`	$23.83B	USD	Point-in-time
Loans, net of allowance	`FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss`	$23.63B	USD	Point-in-time
Loans, net of allowance	`FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss`	$23.63B	USD	Point-in-time
Premises and equipment, net	`PropertyPlantAndEquipmentNet`	$622.22M	USD	Point-in-time
Premises and equipment, net	`PropertyPlantAndEquipmentNet`	$622.22M	USD	Point-in-time
Premises and equipment, net	`PropertyPlantAndEquipmentNet`	$634.49M	USD	Point-in-time
Premises and equipment, net	`PropertyPlantAndEquipmentNet`	$634.49M	USD	Point-in-time
Receivables	`AccruedInvestmentIncomeReceivable`	$317.92M	USD	Point-in-time
Receivables	`AccruedInvestmentIncomeReceivable`	$317.92M	USD	Point-in-time
Receivables	`AccruedInvestmentIncomeReceivable`	$281.09M	USD	Point-in-time
Receivables	`AccruedInvestmentIncomeReceivable`	$281.09M	USD	Point-in-time
Goodwill	`Goodwill`	$1.04B	USD	Point-in-time
Goodwill	`Goodwill`	$1.04B	USD	Point-in-time
Goodwill	`Goodwill`	$1.04B	USD	Point-in-time
Goodwill	`Goodwill`	$1.04B	USD	Point-in-time
Goodwill	`Goodwill`	$1.04B	USD	Point-in-time
Goodwill	`Goodwill`	$1.04B	USD	Point-in-time
Intangible assets, net	`IntangibleAssetsNetExcludingGoodwill`	$46.79M	USD	Point-in-time
Intangible assets, net	`IntangibleAssetsNetExcludingGoodwill`	$46.79M	USD	Point-in-time
Intangible assets, net	`IntangibleAssetsNetExcludingGoodwill`	$59.98M	USD	Point-in-time
Intangible assets, net	`IntangibleAssetsNetExcludingGoodwill`	$59.98M	USD	Point-in-time
Mortgage servicing rights	`ServicingAssetAtFairValueAmount`	$163.20M	USD	Point-in-time
Mortgage servicing rights	`ServicingAssetAtFairValueAmount`	$163.20M	USD	Point-in-time
Mortgage servicing rights	`ServicingAssetAtFairValueAmount`	$293.88M	USD	Point-in-time
Mortgage servicing rights	`ServicingAssetAtFairValueAmount`	$293.88M	USD	Point-in-time
Mortgage servicing rights	`ServicingAssetAtFairValueAmount`	$277.61M	USD	Point-in-time
Mortgage servicing rights	`ServicingAssetAtFairValueAmount`	$277.61M	USD	Point-in-time
Mortgage servicing rights	`ServicingAssetAtFairValueAmount`	$338.14M	USD	Point-in-time
Mortgage servicing rights	`ServicingAssetAtFairValueAmount`	$338.14M	USD	Point-in-time
Real estate and other repossessed assets, net of allowance	`OtherRealEstateAndForeclosedAssets`	$2.25M	USD	Point-in-time
Real estate and other repossessed assets, net of allowance	`OtherRealEstateAndForeclosedAssets`	$2.25M	USD	Point-in-time
Real estate and other repossessed assets, net of allowance	`OtherRealEstateAndForeclosedAssets`	$2.88M	USD	Point-in-time
Real estate and other repossessed assets, net of allowance	`OtherRealEstateAndForeclosedAssets`	$2.88M	USD	Point-in-time
Derivative contracts, net	`DerivativeAssets`	$242.81M	USD	Point-in-time
Derivative contracts, net	`DerivativeAssets`	$242.81M	USD	Point-in-time
Derivative contracts, net	`DerivativeAssets`	$410.30M	USD	Point-in-time
Derivative contracts, net	`DerivativeAssets`	$410.30M	USD	Point-in-time
Cash surrender value of bank-owned life insurance	`BankOwnedLifeInsurance`	$409.55M	USD	Point-in-time
Cash surrender value of bank-owned life insurance	`BankOwnedLifeInsurance`	$409.55M	USD	Point-in-time
Cash surrender value of bank-owned life insurance	`BankOwnedLifeInsurance`	$416.74M	USD	Point-in-time
Cash surrender value of bank-owned life insurance	`BankOwnedLifeInsurance`	$416.74M	USD	Point-in-time
Receivable on unsettled securities sales	`ReceivablesFromBrokersDealersAndClearingOrganizations`	$391.91M	USD	Point-in-time
Receivable on unsettled securities sales	`ReceivablesFromBrokersDealersAndClearingOrganizations`	$391.91M	USD	Point-in-time
Receivable on unsettled securities sales	`ReceivablesFromBrokersDealersAndClearingOrganizations`	$4.83M	USD	Point-in-time
Receivable on unsettled securities sales	`ReceivablesFromBrokersDealersAndClearingOrganizations`	$4.83M	USD	Point-in-time
Other assets	`OtherAssets`	$1.07B	USD	Point-in-time
Other assets	`OtherAssets`	$1.07B	USD	Point-in-time
Other assets	`OtherAssets`	$1.14B	USD	Point-in-time
Other assets	`OtherAssets`	$1.14B	USD	Point-in-time
Total assets	`Assets`	$49.69B	USD	Point-in-time
Total assets	`Assets`	$49.69B	USD	Point-in-time
Total assets	`Assets`	$49.82B	USD	Point-in-time
Total assets	`Assets`	$49.82B	USD	Point-in-time
Noninterest-bearing demand deposits	`NoninterestBearingDepositLiabilitiesDomestic`	$9.20B	USD	Point-in-time
Noninterest-bearing demand deposits	`NoninterestBearingDepositLiabilitiesDomestic`	$9.20B	USD	Point-in-time
Noninterest-bearing demand deposits	`NoninterestBearingDepositLiabilitiesDomestic`	$8.37B	USD	Point-in-time
Noninterest-bearing demand deposits	`NoninterestBearingDepositLiabilitiesDomestic`	$8.37B	USD	Point-in-time
Transaction	`DemandDepositAccounts`	$20.96B	USD	Point-in-time
Transaction	`DemandDepositAccounts`	$20.96B	USD	Point-in-time
Transaction	`DemandDepositAccounts`	$25.46B	USD	Point-in-time
Transaction	`DemandDepositAccounts`	$25.46B	USD	Point-in-time
Savings	`DepositsSavingsDeposits`	$828.82M	USD	Point-in-time
Savings	`DepositsSavingsDeposits`	$828.82M	USD	Point-in-time
Savings	`DepositsSavingsDeposits`	$847.09M	USD	Point-in-time
Savings	`DepositsSavingsDeposits`	$847.09M	USD	Point-in-time
Time	`TimeDeposits`	$3.54B	USD	Point-in-time
Time	`TimeDeposits`	$3.54B	USD	Point-in-time
Time	`TimeDeposits`	$3.01B	USD	Point-in-time
Time	`TimeDeposits`	$3.01B	USD	Point-in-time
Total deposits	`Deposits`	$34.02B	USD	Point-in-time
Total deposits	`Deposits`	$34.02B	USD	Point-in-time
Total deposits	`Deposits`	$38.19B	USD	Point-in-time
Total deposits	`Deposits`	$38.19B	USD	Point-in-time
Funds purchased and repurchase agreements	`FederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase`	$1.29B	USD	Point-in-time
Funds purchased and repurchase agreements	`FederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase`	$1.29B	USD	Point-in-time
Funds purchased and repurchase agreements	`FederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase`	$1.12B	USD	Point-in-time
Funds purchased and repurchase agreements	`FederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase`	$1.12B	USD	Point-in-time
Other borrowings	`OtherBorrowings`	$7.70B	USD	Point-in-time
Other borrowings	`OtherBorrowings`	$7.70B	USD	Point-in-time
Other borrowings	`OtherBorrowings`	$3.03B	USD	Point-in-time
Other borrowings	`OtherBorrowings`	$3.03B	USD	Point-in-time
Subordinated debentures	`SubordinatedDebt`	$131.15M	USD	Point-in-time
Subordinated debentures	`SubordinatedDebt`	$131.15M	USD	Point-in-time
Subordinated debentures	`SubordinatedDebt`	$131.20M	USD	Point-in-time
Subordinated debentures	`SubordinatedDebt`	$131.20M	USD	Point-in-time
Accrued interest, taxes, and expense	`AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent`	$339.00M	USD	Point-in-time
Accrued interest, taxes, and expense	`AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent`	$339.00M	USD	Point-in-time
Accrued interest, taxes, and expense	`AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent`	$352.35M	USD	Point-in-time
Accrued interest, taxes, and expense	`AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent`	$352.35M	USD	Point-in-time
Derivative contracts, net	`DerivativeLiabilities`	$237.58M	USD	Point-in-time
Derivative contracts, net	`DerivativeLiabilities`	$237.58M	USD	Point-in-time
Derivative contracts, net	`DerivativeLiabilities`	$587.47M	USD	Point-in-time
Derivative contracts, net	`DerivativeLiabilities`	$587.47M	USD	Point-in-time
Due on unsettled securities purchases	`PayablesToBrokerDealersAndClearingOrganizations`	$254.06M	USD	Point-in-time
Due on unsettled securities purchases	`PayablesToBrokerDealersAndClearingOrganizations`	$254.06M	USD	Point-in-time
Due on unsettled securities purchases	`PayablesToBrokerDealersAndClearingOrganizations`	$405.49M	USD	Point-in-time
Due on unsettled securities purchases	`PayablesToBrokerDealersAndClearingOrganizations`	$405.49M	USD	Point-in-time
Other liabilities	`OtherLiabilities`	$494.11M	USD	Point-in-time
Other liabilities	`OtherLiabilities`	$494.11M	USD	Point-in-time
Other liabilities	`OtherLiabilities`	$523.73M	USD	Point-in-time
Other liabilities	`OtherLiabilities`	$523.73M	USD	Point-in-time
Total liabilities	`Liabilities`	$44.13B	USD	Point-in-time
Total liabilities	`Liabilities`	$44.13B	USD	Point-in-time
Total liabilities	`Liabilities`	$44.68B	USD	Point-in-time
Total liabilities	`Liabilities`	$44.68B	USD	Point-in-time
Common stock	`CommonStockValue`	$5.00K	USD	Point-in-time
Common stock	`CommonStockValue`	$5.00K	USD	Point-in-time
Common stock	`CommonStockValue`	$5.00K	USD	Point-in-time
Common stock	`CommonStockValue`	$5.00K	USD	Point-in-time
Capital surplus	`AdditionalPaidInCapitalCommonStock`	$1.43B	USD	Point-in-time
Capital surplus	`AdditionalPaidInCapitalCommonStock`	$1.43B	USD	Point-in-time
Capital surplus	`AdditionalPaidInCapitalCommonStock`	$1.41B	USD	Point-in-time
Capital surplus	`AdditionalPaidInCapitalCommonStock`	$1.41B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$5.21B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$5.21B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$5.59B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$5.59B	USD	Point-in-time
Treasury stock	`TreasuryStockValue`	$876.72M	USD	Point-in-time
Treasury stock	`TreasuryStockValue`	$876.72M	USD	Point-in-time
Treasury stock	`TreasuryStockValue`	$970.34M	USD	Point-in-time
Treasury stock	`TreasuryStockValue`	$970.34M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-836.96M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-836.96M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-599.10M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-599.10M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-503.04M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-503.04M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$72.37M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$72.37M	USD	Point-in-time
Total shareholders equity	`StockholdersEquity`	$5.14B	USD	Point-in-time
Total shareholders equity	`StockholdersEquity`	$5.14B	USD	Point-in-time
Total shareholders equity	`StockholdersEquity`	$5.55B	USD	Point-in-time
Total shareholders equity	`StockholdersEquity`	$5.55B	USD	Point-in-time
Non-controlling interests	`MinorityInterest`	$2.60M	USD	Point-in-time
Non-controlling interests	`MinorityInterest`	$2.60M	USD	Point-in-time
Non-controlling interests	`MinorityInterest`	$2.98M	USD	Point-in-time
Non-controlling interests	`MinorityInterest`	$2.98M	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.15B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.15B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.55B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.55B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.69B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.69B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.37B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.37B	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$49.82B	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$49.82B	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$49.69B	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$49.69B	USD	Point-in-time

Income Statement 276 line items

Line Item	Tag	Value	Unit	Period
Loans	`InterestAndFeeIncomeLoansAndLeasesHeldInPortfolio`	$976.65M	USD	Annual
Loans	`InterestAndFeeIncomeLoansAndLeasesHeldInPortfolio`	$976.65M	USD	Annual
Loans	`InterestAndFeeIncomeLoansAndLeasesHeldInPortfolio`	$1.76B	USD	Annual
Loans	`InterestAndFeeIncomeLoansAndLeasesHeldInPortfolio`	$1.76B	USD	Annual
Loans	`InterestAndFeeIncomeLoansAndLeasesHeldInPortfolio`	$1.63B	USD	Annual
Loans	`InterestAndFeeIncomeLoansAndLeasesHeldInPortfolio`	$1.63B	USD	Annual
Residential mortgage loans held for sale	`InterestAndFeeIncomeLoansHeldForSaleMortgages`	$4.34M	USD	Annual
Residential mortgage loans held for sale	`InterestAndFeeIncomeLoansHeldForSaleMortgages`	$4.34M	USD	Annual
Residential mortgage loans held for sale	`InterestAndFeeIncomeLoansHeldForSaleMortgages`	$6.03M	USD	Annual
Residential mortgage loans held for sale	`InterestAndFeeIncomeLoansHeldForSaleMortgages`	$6.03M	USD	Annual
Residential mortgage loans held for sale	`InterestAndFeeIncomeLoansHeldForSaleMortgages`	$5.06M	USD	Annual
Residential mortgage loans held for sale	`InterestAndFeeIncomeLoansHeldForSaleMortgages`	$5.06M	USD	Annual
Trading securities	`InterestIncomeDebtSecuritiesTradingOperating`	$115.05M	USD	Annual
Trading securities	`InterestIncomeDebtSecuritiesTradingOperating`	$115.05M	USD	Annual
Trading securities	`InterestIncomeDebtSecuritiesTradingOperating`	$288.18M	USD	Annual
Trading securities	`InterestIncomeDebtSecuritiesTradingOperating`	$288.18M	USD	Annual
Trading securities	`InterestIncomeDebtSecuritiesTradingOperating`	$215.99M	USD	Annual
Trading securities	`InterestIncomeDebtSecuritiesTradingOperating`	$215.99M	USD	Annual
Investment securities	`InterestAndDividendIncomeSecuritiesHeldToMaturity`	$24.07M	USD	Annual
Investment securities	`InterestAndDividendIncomeSecuritiesHeldToMaturity`	$24.07M	USD	Annual
Investment securities	`InterestAndDividendIncomeSecuritiesHeldToMaturity`	$33.82M	USD	Annual
Investment securities	`InterestAndDividendIncomeSecuritiesHeldToMaturity`	$33.82M	USD	Annual
Investment securities	`InterestAndDividendIncomeSecuritiesHeldToMaturity`	$30.00M	USD	Annual
Investment securities	`InterestAndDividendIncomeSecuritiesHeldToMaturity`	$30.00M	USD	Annual
Available for sale securities	`InterestIncomeDebtSecuritiesAvailableForSaleOperating`	$387.89M	USD	Annual
Available for sale securities	`InterestIncomeDebtSecuritiesAvailableForSaleOperating`	$387.89M	USD	Annual
Available for sale securities	`InterestIncomeDebtSecuritiesAvailableForSaleOperating`	$248.32M	USD	Annual
Available for sale securities	`InterestIncomeDebtSecuritiesAvailableForSaleOperating`	$248.32M	USD	Annual
Available for sale securities	`InterestIncomeDebtSecuritiesAvailableForSaleOperating`	$490.54M	USD	Annual
Available for sale securities	`InterestIncomeDebtSecuritiesAvailableForSaleOperating`	$490.54M	USD	Annual
Fair value option securities	`InterestRevenueOnFairValueOptionSecurities`	$2.15M	USD	Annual
Fair value option securities	`InterestRevenueOnFairValueOptionSecurities`	$2.15M	USD	Annual
Fair value option securities	`InterestRevenueOnFairValueOptionSecurities`	$761.00K	USD	Annual
Fair value option securities	`InterestRevenueOnFairValueOptionSecurities`	$761.00K	USD	Annual
Fair value option securities	`InterestRevenueOnFairValueOptionSecurities`	$7.76M	USD	Annual
Fair value option securities	`InterestRevenueOnFairValueOptionSecurities`	$7.76M	USD	Annual
Restricted equity securities	`InterestAndDividendIncomeSecuritiesOther`	$32.90M	USD	Annual
Restricted equity securities	`InterestAndDividendIncomeSecuritiesOther`	$32.90M	USD	Annual
Restricted equity securities	`InterestAndDividendIncomeSecuritiesOther`	$8.28M	USD	Annual
Restricted equity securities	`InterestAndDividendIncomeSecuritiesOther`	$8.28M	USD	Annual
Restricted equity securities	`InterestAndDividendIncomeSecuritiesOther`	$29.68M	USD	Annual
Restricted equity securities	`InterestAndDividendIncomeSecuritiesOther`	$29.68M	USD	Annual
Interest-bearing cash and cash equivalents	`InterestIncomeDomesticDeposits`	$32.35M	USD	Annual
Interest-bearing cash and cash equivalents	`InterestIncomeDomesticDeposits`	$32.35M	USD	Annual
Interest-bearing cash and cash equivalents	`InterestIncomeDomesticDeposits`	$11.55M	USD	Annual
Interest-bearing cash and cash equivalents	`InterestIncomeDomesticDeposits`	$11.55M	USD	Annual
Interest-bearing cash and cash equivalents	`InterestIncomeDomesticDeposits`	$28.23M	USD	Annual
Interest-bearing cash and cash equivalents	`InterestIncomeDomesticDeposits`	$28.23M	USD	Annual
Total interest revenue	`InterestAndDividendIncomeOperating`	$2.34B	USD	Annual
Total interest revenue	`InterestAndDividendIncomeOperating`	$2.34B	USD	Annual
Total interest revenue	`InterestAndDividendIncomeOperating`	$1.39B	USD	Annual
Total interest revenue	`InterestAndDividendIncomeOperating`	$1.39B	USD	Annual
Total interest revenue	`InterestAndDividendIncomeOperating`	$2.64B	USD	Annual
Total interest revenue	`InterestAndDividendIncomeOperating`	$2.64B	USD	Annual
Deposits	`InterestExpenseDeposits`	$1.03B	USD	Annual
Deposits	`InterestExpenseDeposits`	$1.03B	USD	Annual
Deposits	`InterestExpenseDeposits`	$121.75M	USD	Annual
Deposits	`InterestExpenseDeposits`	$121.75M	USD	Annual
Deposits	`InterestExpenseDeposits`	$626.60M	USD	Annual
Deposits	`InterestExpenseDeposits`	$626.60M	USD	Annual
Borrowed funds	`InterestExpenseShortTermBorrowings`	$52.48M	USD	Annual
Borrowed funds	`InterestExpenseShortTermBorrowings`	$52.48M	USD	Annual
Borrowed funds	`InterestExpenseShortTermBorrowings`	$390.76M	USD	Annual
Borrowed funds	`InterestExpenseShortTermBorrowings`	$390.76M	USD	Annual
Borrowed funds	`InterestExpenseShortTermBorrowings`	$434.74M	USD	Annual
Borrowed funds	`InterestExpenseShortTermBorrowings`	$434.74M	USD	Annual
Subordinated debentures	`InterestExpenseSubordinatedNotesAndDebentures`	$8.95M	USD	Annual
Subordinated debentures	`InterestExpenseSubordinatedNotesAndDebentures`	$8.95M	USD	Annual
Subordinated debentures	`InterestExpenseSubordinatedNotesAndDebentures`	$9.22M	USD	Annual
Subordinated debentures	`InterestExpenseSubordinatedNotesAndDebentures`	$9.22M	USD	Annual
Subordinated debentures	`InterestExpenseSubordinatedNotesAndDebentures`	$6.49M	USD	Annual
Subordinated debentures	`InterestExpenseSubordinatedNotesAndDebentures`	$6.49M	USD	Annual
Total interest expense	`InterestExpenseOperating`	$180.72M	USD	Annual
Total interest expense	`InterestExpenseOperating`	$180.72M	USD	Annual
Total interest expense	`InterestExpenseOperating`	$1.07B	USD	Annual
Total interest expense	`InterestExpenseOperating`	$1.07B	USD	Annual
Total interest expense	`InterestExpenseOperating`	$1.43B	USD	Annual
Total interest expense	`InterestExpenseOperating`	$1.43B	USD	Annual
Net interest and dividend revenue	`InterestIncomeExpenseNet`	$1.27B	USD	Annual
Net interest and dividend revenue	`InterestIncomeExpenseNet`	$1.27B	USD	Annual
Net interest and dividend revenue	`InterestIncomeExpenseNet`	$1.21B	USD	Annual
Net interest and dividend revenue	`InterestIncomeExpenseNet`	$1.21B	USD	Annual
Net interest and dividend revenue	`InterestIncomeExpenseNet`	$1.21B	USD	Annual
Net interest and dividend revenue	`InterestIncomeExpenseNet`	$1.21B	USD	Annual
Provision for credit losses	`ProvisionForLoanLeaseAndOtherLosses`	$46.00M	USD	Annual
Provision for credit losses	`ProvisionForLoanLeaseAndOtherLosses`	$46.00M	USD	Annual
Provision for credit losses	`ProvisionForLoanLeaseAndOtherLosses`	$18.00M	USD	Annual
Provision for credit losses	`ProvisionForLoanLeaseAndOtherLosses`	$18.00M	USD	Annual
Provision for credit losses	`ProvisionForLoanLeaseAndOtherLosses`	$30.00M	USD	Annual
Provision for credit losses	`ProvisionForLoanLeaseAndOtherLosses`	$30.00M	USD	Annual
Net interest and dividend income after provision for credit losses	`InterestIncomeExpenseAfterProvisionForLoanLoss`	$1.18B	USD	Annual
Net interest and dividend income after provision for credit losses	`InterestIncomeExpenseAfterProvisionForLoanLoss`	$1.18B	USD	Annual
Net interest and dividend income after provision for credit losses	`InterestIncomeExpenseAfterProvisionForLoanLoss`	$1.23B	USD	Annual
Net interest and dividend income after provision for credit losses	`InterestIncomeExpenseAfterProvisionForLoanLoss`	$1.23B	USD	Annual
Net interest and dividend income after provision for credit losses	`InterestIncomeExpenseAfterProvisionForLoanLoss`	$1.19B	USD	Annual
Net interest and dividend income after provision for credit losses	`InterestIncomeExpenseAfterProvisionForLoanLoss`	$1.19B	USD	Annual
Fees and commissions revenue	`TotalFeesAndCommissions`	$657.21M	USD	Annual
Fees and commissions revenue	`TotalFeesAndCommissions`	$657.21M	USD	Annual
Fees and commissions revenue	`TotalFeesAndCommissions`	$781.12M	USD	Annual
Fees and commissions revenue	`TotalFeesAndCommissions`	$781.12M	USD	Annual
Fees and commissions revenue	`TotalFeesAndCommissions`	$810.02M	USD	Annual
Fees and commissions revenue	`TotalFeesAndCommissions`	$810.02M	USD	Annual
Other gains, net	`GainLossOnDispositionOfAssets1`	$79.73M	USD	Annual
Other gains, net	`GainLossOnDispositionOfAssets1`	$79.73M	USD	Annual
Other gains, net	`GainLossOnDispositionOfAssets1`	$123.00K	USD	Annual
Other gains, net	`GainLossOnDispositionOfAssets1`	$123.00K	USD	Annual
Other gains, net	`GainLossOnDispositionOfAssets1`	$56.80M	USD	Annual
Other gains, net	`GainLossOnDispositionOfAssets1`	$56.80M	USD	Annual
Gain (loss) on derivatives, net	`DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet`	$-22.46M	USD	Annual
Gain (loss) on derivatives, net	`DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet`	$-22.46M	USD	Annual
Gain (loss) on derivatives, net	`DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet`	$-73.01M	USD	Annual
Gain (loss) on derivatives, net	`DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet`	$-73.01M	USD	Annual
Gain (loss) on derivatives, net	`DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet`	$-9.92M	USD	Annual
Gain (loss) on derivatives, net	`DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet`	$-9.92M	USD	Annual
Gain (loss) on fair value option securities, net	`GainLossOnFairValueOptionSecuritiesNet`	$-4.29M	USD	Annual
Gain (loss) on fair value option securities, net	`GainLossOnFairValueOptionSecuritiesNet`	$-4.29M	USD	Annual
Gain (loss) on fair value option securities, net	`GainLossOnFairValueOptionSecuritiesNet`	$-256.00K	USD	Annual
Gain (loss) on fair value option securities, net	`GainLossOnFairValueOptionSecuritiesNet`	$-256.00K	USD	Annual
Gain (loss) on fair value option securities, net	`GainLossOnFairValueOptionSecuritiesNet`	$-20.36M	USD	Annual
Gain (loss) on fair value option securities, net	`GainLossOnFairValueOptionSecuritiesNet`	$-20.36M	USD	Annual
Change in fair value of mortgage servicing rights	`MortgageServicingRightsMSRImpairmentRecovery`	$-18.44M	USD	Annual
Change in fair value of mortgage servicing rights	`MortgageServicingRightsMSRImpairmentRecovery`	$-18.44M	USD	Annual
Change in fair value of mortgage servicing rights	`MortgageServicingRightsMSRImpairmentRecovery`	$-80.26M	USD	Annual
Change in fair value of mortgage servicing rights	`MortgageServicingRightsMSRImpairmentRecovery`	$-80.26M	USD	Annual
Change in fair value of mortgage servicing rights	`MortgageServicingRightsMSRImpairmentRecovery`	$3.12M	USD	Annual
Change in fair value of mortgage servicing rights	`MortgageServicingRightsMSRImpairmentRecovery`	$3.12M	USD	Annual
Loss on available for sale securities, net	`DebtSecuritiesRealizedGainLoss`	$-30.64M	USD	Annual
Loss on available for sale securities, net	`DebtSecuritiesRealizedGainLoss`	$-30.64M	USD	Annual
Loss on available for sale securities, net	`DebtSecuritiesRealizedGainLoss`	$-45.83M	USD	Annual
Loss on available for sale securities, net	`DebtSecuritiesRealizedGainLoss`	$-45.83M	USD	Annual
Loss on available for sale securities, net	`DebtSecuritiesRealizedGainLoss`	$-971.00K	USD	Annual
Loss on available for sale securities, net	`DebtSecuritiesRealizedGainLoss`	$-971.00K	USD	Annual
Total other operating revenue	`NoninterestIncome`	$839.64M	USD	Annual
Total other operating revenue	`NoninterestIncome`	$839.64M	USD	Annual
Total other operating revenue	`NoninterestIncome`	$789.95M	USD	Annual
Total other operating revenue	`NoninterestIncome`	$789.95M	USD	Annual
Total other operating revenue	`NoninterestIncome`	$643.26M	USD	Annual
Total other operating revenue	`NoninterestIncome`	$643.26M	USD	Annual
Personnel	`LaborAndRelatedExpense`	$670.92M	USD	Annual
Personnel	`LaborAndRelatedExpense`	$670.92M	USD	Annual
Personnel	`LaborAndRelatedExpense`	$811.24M	USD	Annual
Personnel	`LaborAndRelatedExpense`	$811.24M	USD	Annual
Personnel	`LaborAndRelatedExpense`	$766.61M	USD	Annual
Personnel	`LaborAndRelatedExpense`	$766.61M	USD	Annual
Business promotion	`MarketingAndAdvertisingExpense`	$26.43M	USD	Annual
Business promotion	`MarketingAndAdvertisingExpense`	$26.43M	USD	Annual
Business promotion	`MarketingAndAdvertisingExpense`	$31.80M	USD	Annual
Business promotion	`MarketingAndAdvertisingExpense`	$31.80M	USD	Annual
Business promotion	`MarketingAndAdvertisingExpense`	$33.27M	USD	Annual
Business promotion	`MarketingAndAdvertisingExpense`	$33.27M	USD	Annual
Charitable contributions to BOKF Foundation	`ContributionsToBokfFoundation`	$2.50M	USD	Annual
Charitable contributions to BOKF Foundation	`ContributionsToBokfFoundation`	$2.50M	USD	Annual
Charitable contributions to BOKF Foundation	`ContributionsToBokfFoundation`	$2.71M	USD	Annual
Charitable contributions to BOKF Foundation	`ContributionsToBokfFoundation`	$2.71M	USD	Annual
Charitable contributions to BOKF Foundation	`ContributionsToBokfFoundation`	$13.61M	USD	Annual
Charitable contributions to BOKF Foundation	`ContributionsToBokfFoundation`	$13.61M	USD	Annual
Professional fees and services	`ProfessionalFees`	$56.34M	USD	Annual
Professional fees and services	`ProfessionalFees`	$56.34M	USD	Annual
Professional fees and services	`ProfessionalFees`	$53.92M	USD	Annual
Professional fees and services	`ProfessionalFees`	$53.92M	USD	Annual
Professional fees and services	`ProfessionalFees`	$55.34M	USD	Annual
Professional fees and services	`ProfessionalFees`	$55.34M	USD	Annual
Net occupancy and equipment	`OccupancyNet`	$121.50M	USD	Annual
Net occupancy and equipment	`OccupancyNet`	$121.50M	USD	Annual
Net occupancy and equipment	`OccupancyNet`	$116.87M	USD	Annual
Net occupancy and equipment	`OccupancyNet`	$116.87M	USD	Annual
Net occupancy and equipment	`OccupancyNet`	$125.33M	USD	Annual
Net occupancy and equipment	`OccupancyNet`	$125.33M	USD	Annual
FDIC and other insurance	`FederalDepositInsuranceCorporationPremiumExpense`	$30.78M	USD	Annual
FDIC and other insurance	`FederalDepositInsuranceCorporationPremiumExpense`	$30.78M	USD	Annual
FDIC and other insurance	`FederalDepositInsuranceCorporationPremiumExpense`	$31.11M	USD	Annual
FDIC and other insurance	`FederalDepositInsuranceCorporationPremiumExpense`	$31.11M	USD	Annual
FDIC and other insurance	`FederalDepositInsuranceCorporationPremiumExpense`	$17.99M	USD	Annual
FDIC and other insurance	`FederalDepositInsuranceCorporationPremiumExpense`	$17.99M	USD	Annual
FDIC special assessment	`FederalDepositInsuranceCorporationFDICSpecialAssessmentAssessedInFourthQuarterOf2023.`	-	USD	Annual
FDIC special assessment	`FederalDepositInsuranceCorporationFDICSpecialAssessmentAssessedInFourthQuarterOf2023.`	-	USD	Annual
FDIC special assessment	`FederalDepositInsuranceCorporationFDICSpecialAssessmentAssessedInFourthQuarterOf2023.`	$43.77M	USD	Annual
FDIC special assessment	`FederalDepositInsuranceCorporationFDICSpecialAssessmentAssessedInFourthQuarterOf2023.`	$43.77M	USD	Annual
FDIC special assessment	`FederalDepositInsuranceCorporationFDICSpecialAssessmentAssessedInFourthQuarterOf2023.`	$5.52M	USD	Annual
FDIC special assessment	`FederalDepositInsuranceCorporationFDICSpecialAssessmentAssessedInFourthQuarterOf2023.`	$5.52M	USD	Annual
Data processing and communications	`CommunicationsAndInformationTechnology`	$181.37M	USD	Annual
Data processing and communications	`CommunicationsAndInformationTechnology`	$181.37M	USD	Annual
Data processing and communications	`CommunicationsAndInformationTechnology`	$187.27M	USD	Annual
Data processing and communications	`CommunicationsAndInformationTechnology`	$187.27M	USD	Annual
Data processing and communications	`CommunicationsAndInformationTechnology`	$165.91M	USD	Annual
Data processing and communications	`CommunicationsAndInformationTechnology`	$165.91M	USD	Annual
Printing, postage and supplies	`SuppliesAndPostageExpense`	$15.08M	USD	Annual
Printing, postage and supplies	`SuppliesAndPostageExpense`	$15.08M	USD	Annual
Printing, postage and supplies	`SuppliesAndPostageExpense`	$15.86M	USD	Annual
Printing, postage and supplies	`SuppliesAndPostageExpense`	$15.86M	USD	Annual
Printing, postage and supplies	`SuppliesAndPostageExpense`	$15.22M	USD	Annual
Printing, postage and supplies	`SuppliesAndPostageExpense`	$15.22M	USD	Annual
Amortization of intangible assets	`AmortizationOfIntangibleAssets`	$15.69M	USD	Annual
Amortization of intangible assets	`AmortizationOfIntangibleAssets`	$15.69M	USD	Annual
Amortization of intangible assets	`AmortizationOfIntangibleAssets`	$11.61M	USD	Annual
Amortization of intangible assets	`AmortizationOfIntangibleAssets`	$11.61M	USD	Annual
Amortization of intangible assets	`AmortizationOfIntangibleAssets`	$13.88M	USD	Annual
Amortization of intangible assets	`AmortizationOfIntangibleAssets`	$13.88M	USD	Annual
Mortgage banking costs	`MortgageBankingCosts`	$30.52M	USD	Annual
Mortgage banking costs	`MortgageBankingCosts`	$30.52M	USD	Annual
Mortgage banking costs	`MortgageBankingCosts`	$35.83M	USD	Annual
Mortgage banking costs	`MortgageBankingCosts`	$35.83M	USD	Annual
Mortgage banking costs	`MortgageBankingCosts`	$34.64M	USD	Annual
Mortgage banking costs	`MortgageBankingCosts`	$34.64M	USD	Annual
Other expense	`OtherNoninterestExpense`	$40.13M	USD	Annual
Other expense	`OtherNoninterestExpense`	$40.13M	USD	Annual
Other expense	`OtherNoninterestExpense`	$39.38M	USD	Annual
Other expense	`OtherNoninterestExpense`	$39.38M	USD	Annual
Other expense	`OtherNoninterestExpense`	$43.16M	USD	Annual
Other expense	`OtherNoninterestExpense`	$43.16M	USD	Annual
Total other operating expense	`NoninterestExpense`	$1.33B	USD	Annual
Total other operating expense	`NoninterestExpense`	$1.33B	USD	Annual
Total other operating expense	`NoninterestExpense`	$1.16B	USD	Annual
Total other operating expense	`NoninterestExpense`	$1.16B	USD	Annual
Total other operating expense	`NoninterestExpense`	$1.37B	USD	Annual
Total other operating expense	`NoninterestExpense`	$1.37B	USD	Annual
Net income before taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$660.16M	USD	Annual
Net income before taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$660.16M	USD	Annual
Net income before taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$683.25M	USD	Annual
Net income before taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$683.25M	USD	Annual
Net income before taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$666.64M	USD	Annual
Net income before taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$666.64M	USD	Annual
Federal and state income taxes	`IncomeTaxExpenseBenefit`	$139.86M	USD	Annual
Federal and state income taxes	`IncomeTaxExpenseBenefit`	$139.86M	USD	Annual
Federal and state income taxes	`IncomeTaxExpenseBenefit`	$143.09M	USD	Annual
Federal and state income taxes	`IncomeTaxExpenseBenefit`	$143.09M	USD	Annual
Federal and state income taxes	`IncomeTaxExpenseBenefit`	$152.12M	USD	Annual
Federal and state income taxes	`IncomeTaxExpenseBenefit`	$152.12M	USD	Annual
Net income	`ProfitLoss`	$523.55M	USD	Annual
Net income	`ProfitLoss`	$523.55M	USD	Annual
Net income	`ProfitLoss`	$520.29M	USD	Annual
Net income	`ProfitLoss`	$520.29M	USD	Annual
Net income	`ProfitLoss`	$531.13M	USD	Annual
Net income	`ProfitLoss`	$531.13M	USD	Annual
Net income (loss) attributable to Non-controlling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$-16.00K	USD	Annual
Net income (loss) attributable to Non-controlling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$-16.00K	USD	Annual
Net income (loss) attributable to Non-controlling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$387.00K	USD	Annual
Net income (loss) attributable to Non-controlling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$387.00K	USD	Annual
Net income (loss) attributable to Non-controlling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$20.00K	USD	Annual
Net income (loss) attributable to Non-controlling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$20.00K	USD	Annual
Net income attributable to BOK Financial Corporation shareholders	`NetIncomeLoss`	$523.57M	USD	Annual
Net income attributable to BOK Financial Corporation shareholders	`NetIncomeLoss`	$523.57M	USD	Annual
Net income attributable to BOK Financial Corporation shareholders	`NetIncomeLoss`	$530.75M	USD	Annual
Net income attributable to BOK Financial Corporation shareholders	`NetIncomeLoss`	$530.75M	USD	Annual
Net income attributable to BOK Financial Corporation shareholders	`NetIncomeLoss`	$520.27M	USD	Annual
Net income attributable to BOK Financial Corporation shareholders	`NetIncomeLoss`	$520.27M	USD	Annual
Basic (in dollars per share)	`EarningsPerShareBasic`	$7.68	USD	Annual
Basic (in dollars per share)	`EarningsPerShareBasic`	$7.68	USD	Annual
Basic (in dollars per share)	`EarningsPerShareBasic`	$8.14	USD	Annual
Basic (in dollars per share)	`EarningsPerShareBasic`	$8.14	USD	Annual
Basic (in dollars per share)	`EarningsPerShareBasic`	$8.02	USD	Annual
Basic (in dollars per share)	`EarningsPerShareBasic`	$8.02	USD	Annual
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$8.02	USD	Annual
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$8.02	USD	Annual
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$8.14	USD	Annual
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$8.14	USD	Annual
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$7.68	USD	Annual
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$7.68	USD	Annual
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	65.65M	shares	Annual
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	65.65M	shares	Annual
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	67.21M	shares	Annual
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	67.21M	shares	Annual
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	63.75M	shares	Annual
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	63.75M	shares	Annual
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	63.75M	shares	Annual
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	63.75M	shares	Annual
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	67.21M	shares	Annual
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	67.21M	shares	Annual
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	65.65M	shares	Annual
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	65.65M	shares	Annual
Dividends declared per share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$2.22	USD	Annual
Dividends declared per share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$2.22	USD	Annual
Dividends declared per share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$2.13	USD	Annual
Dividends declared per share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$2.13	USD	Annual
Dividends declared per share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$2.17	USD	Annual
Dividends declared per share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$2.17	USD	Annual

Cash Flow Statement 316 line items

Line Item	Tag	Value	Unit	Period
Net income	`ProfitLoss`	$523.55M	USD	Annual
Net income	`ProfitLoss`	$523.55M	USD	Annual
Net income	`ProfitLoss`	$520.29M	USD	Annual
Net income	`ProfitLoss`	$520.29M	USD	Annual
Net income	`ProfitLoss`	$531.13M	USD	Annual
Net income	`ProfitLoss`	$531.13M	USD	Annual
Provision for credit losses	`ProvisionForLoanLeaseAndOtherLosses`	$46.00M	USD	Annual
Provision for credit losses	`ProvisionForLoanLeaseAndOtherLosses`	$46.00M	USD	Annual
Provision for credit losses	`ProvisionForLoanLeaseAndOtherLosses`	$18.00M	USD	Annual
Provision for credit losses	`ProvisionForLoanLeaseAndOtherLosses`	$18.00M	USD	Annual
Provision for credit losses	`ProvisionForLoanLeaseAndOtherLosses`	$30.00M	USD	Annual
Provision for credit losses	`ProvisionForLoanLeaseAndOtherLosses`	$30.00M	USD	Annual
Change in fair value of mortgage servicing rights due to market changes	`MortgageServicingRightsMSRImpairmentRecovery`	$-18.44M	USD	Annual
Change in fair value of mortgage servicing rights due to market changes	`MortgageServicingRightsMSRImpairmentRecovery`	$-18.44M	USD	Annual
Change in fair value of mortgage servicing rights due to market changes	`MortgageServicingRightsMSRImpairmentRecovery`	$-80.26M	USD	Annual
Change in fair value of mortgage servicing rights due to market changes	`MortgageServicingRightsMSRImpairmentRecovery`	$-80.26M	USD	Annual
Change in fair value of mortgage servicing rights due to market changes	`MortgageServicingRightsMSRImpairmentRecovery`	$3.12M	USD	Annual
Change in fair value of mortgage servicing rights due to market changes	`MortgageServicingRightsMSRImpairmentRecovery`	$3.12M	USD	Annual
Change in fair value of mortgage servicing rights due to principal payments	`Changeinfairvalueofmortgageservicingrightsduetoloanrunoff`	$30.81M	USD	Annual
Change in fair value of mortgage servicing rights due to principal payments	`Changeinfairvalueofmortgageservicingrightsduetoloanrunoff`	$30.81M	USD	Annual
Change in fair value of mortgage servicing rights due to principal payments	`Changeinfairvalueofmortgageservicingrightsduetoloanrunoff`	$31.74M	USD	Annual
Change in fair value of mortgage servicing rights due to principal payments	`Changeinfairvalueofmortgageservicingrightsduetoloanrunoff`	$31.74M	USD	Annual
Change in fair value of mortgage servicing rights due to principal payments	`Changeinfairvalueofmortgageservicingrightsduetoloanrunoff`	$27.34M	USD	Annual
Change in fair value of mortgage servicing rights due to principal payments	`Changeinfairvalueofmortgageservicingrightsduetoloanrunoff`	$27.34M	USD	Annual
Net unrealized losses (gains) from derivative contracts	`UnrealizedGainLossOnDerivatives`	$173.25M	USD	Annual
Net unrealized losses (gains) from derivative contracts	`UnrealizedGainLossOnDerivatives`	$173.25M	USD	Annual
Net unrealized losses (gains) from derivative contracts	`UnrealizedGainLossOnDerivatives`	$-133.12M	USD	Annual
Net unrealized losses (gains) from derivative contracts	`UnrealizedGainLossOnDerivatives`	$-133.12M	USD	Annual
Net unrealized losses (gains) from derivative contracts	`UnrealizedGainLossOnDerivatives`	$52.21M	USD	Annual
Net unrealized losses (gains) from derivative contracts	`UnrealizedGainLossOnDerivatives`	$52.21M	USD	Annual
Share-based compensation	`ShareBasedCompensation`	$16.35M	USD	Annual
Share-based compensation	`ShareBasedCompensation`	$16.35M	USD	Annual
Share-based compensation	`ShareBasedCompensation`	$11.56M	USD	Annual
Share-based compensation	`ShareBasedCompensation`	$11.56M	USD	Annual
Share-based compensation	`ShareBasedCompensation`	$22.88M	USD	Annual
Share-based compensation	`ShareBasedCompensation`	$22.88M	USD	Annual
Depreciation and amortization	`DepreciationAmortizationAndAccretionNet`	$105.31M	USD	Annual
Depreciation and amortization	`DepreciationAmortizationAndAccretionNet`	$105.31M	USD	Annual
Depreciation and amortization	`DepreciationAmortizationAndAccretionNet`	$109.89M	USD	Annual
Depreciation and amortization	`DepreciationAmortizationAndAccretionNet`	$109.89M	USD	Annual
Depreciation and amortization	`DepreciationAmortizationAndAccretionNet`	$107.56M	USD	Annual
Depreciation and amortization	`DepreciationAmortizationAndAccretionNet`	$107.56M	USD	Annual
Net amortization of discounts and premiums	`AccretionAmortizationOfDiscountsAndPremiumsInvestments`	$19.98M	USD	Annual
Net amortization of discounts and premiums	`AccretionAmortizationOfDiscountsAndPremiumsInvestments`	$19.98M	USD	Annual
Net amortization of discounts and premiums	`AccretionAmortizationOfDiscountsAndPremiumsInvestments`	$-9.21M	USD	Annual
Net amortization of discounts and premiums	`AccretionAmortizationOfDiscountsAndPremiumsInvestments`	$-9.21M	USD	Annual
Net amortization of discounts and premiums	`AccretionAmortizationOfDiscountsAndPremiumsInvestments`	$45.07M	USD	Annual
Net amortization of discounts and premiums	`AccretionAmortizationOfDiscountsAndPremiumsInvestments`	$45.07M	USD	Annual
Net losses (gains) on financial instruments and other losses (gains), net	`RealizedInvestmentGainsLosses`	$33.90M	USD	Annual
Net losses (gains) on financial instruments and other losses (gains), net	`RealizedInvestmentGainsLosses`	$33.90M	USD	Annual
Net losses (gains) on financial instruments and other losses (gains), net	`RealizedInvestmentGainsLosses`	$26.16M	USD	Annual
Net losses (gains) on financial instruments and other losses (gains), net	`RealizedInvestmentGainsLosses`	$26.16M	USD	Annual
Net losses (gains) on financial instruments and other losses (gains), net	`RealizedInvestmentGainsLosses`	$-846.00K	USD	Annual
Net losses (gains) on financial instruments and other losses (gains), net	`RealizedInvestmentGainsLosses`	$-846.00K	USD	Annual
Net loss (gain) on mortgage loans held for sale	`NetLossGainOnMortgageLoansHeldForSale`	$-4.48M	USD	Annual
Net loss (gain) on mortgage loans held for sale	`NetLossGainOnMortgageLoansHeldForSale`	$-4.48M	USD	Annual
Net loss (gain) on mortgage loans held for sale	`NetLossGainOnMortgageLoansHeldForSale`	$2.95M	USD	Annual
Net loss (gain) on mortgage loans held for sale	`NetLossGainOnMortgageLoansHeldForSale`	$2.95M	USD	Annual
Net loss (gain) on mortgage loans held for sale	`NetLossGainOnMortgageLoansHeldForSale`	$7.62M	USD	Annual
Net loss (gain) on mortgage loans held for sale	`NetLossGainOnMortgageLoansHeldForSale`	$7.62M	USD	Annual
Mortgage loans originated for sale	`PaymentsForOriginationOfMortgageLoansHeldForSale`	$1.18B	USD	Annual
Mortgage loans originated for sale	`PaymentsForOriginationOfMortgageLoansHeldForSale`	$1.18B	USD	Annual
Mortgage loans originated for sale	`PaymentsForOriginationOfMortgageLoansHeldForSale`	$812.26M	USD	Annual
Mortgage loans originated for sale	`PaymentsForOriginationOfMortgageLoansHeldForSale`	$812.26M	USD	Annual
Mortgage loans originated for sale	`PaymentsForOriginationOfMortgageLoansHeldForSale`	$666.39M	USD	Annual
Mortgage loans originated for sale	`PaymentsForOriginationOfMortgageLoansHeldForSale`	$666.39M	USD	Annual
Proceeds from sale of mortgage loans held for sale	`ProceedsFromSaleOfMortgageLoansHeldForSale`	$800.38M	USD	Annual
Proceeds from sale of mortgage loans held for sale	`ProceedsFromSaleOfMortgageLoansHeldForSale`	$800.38M	USD	Annual
Proceeds from sale of mortgage loans held for sale	`ProceedsFromSaleOfMortgageLoansHeldForSale`	$679.39M	USD	Annual
Proceeds from sale of mortgage loans held for sale	`ProceedsFromSaleOfMortgageLoansHeldForSale`	$679.39M	USD	Annual
Proceeds from sale of mortgage loans held for sale	`ProceedsFromSaleOfMortgageLoansHeldForSale`	$1.30B	USD	Annual
Proceeds from sale of mortgage loans held for sale	`ProceedsFromSaleOfMortgageLoansHeldForSale`	$1.30B	USD	Annual
Capitalized mortgage servicing rights	`Capitalizedmortgageservicingrights`	$14.98M	USD	Annual
Capitalized mortgage servicing rights	`Capitalizedmortgageservicingrights`	$14.98M	USD	Annual
Capitalized mortgage servicing rights	`Capitalizedmortgageservicingrights`	$18.21M	USD	Annual
Capitalized mortgage servicing rights	`Capitalizedmortgageservicingrights`	$18.21M	USD	Annual
Capitalized mortgage servicing rights	`Capitalizedmortgageservicingrights`	$12.14M	USD	Annual
Capitalized mortgage servicing rights	`Capitalizedmortgageservicingrights`	$12.14M	USD	Annual
Charitable contributions to BOKF Foundation	`NonCashContributionsToBOKFFoundation`	-	USD	Annual
Charitable contributions to BOKF Foundation	`NonCashContributionsToBOKFFoundation`	-	USD	Annual
Charitable contributions to BOKF Foundation	`NonCashContributionsToBOKFFoundation`	-	USD	Annual
Charitable contributions to BOKF Foundation	`NonCashContributionsToBOKFFoundation`	-	USD	Annual
Charitable contributions to BOKF Foundation	`NonCashContributionsToBOKFFoundation`	$13.61M	USD	Annual
Charitable contributions to BOKF Foundation	`NonCashContributionsToBOKFFoundation`	$13.61M	USD	Annual
Change in trading and fair value option securities	`IncreaseDecreaseInTradingSecurities`	$-4.42B	USD	Annual
Change in trading and fair value option securities	`IncreaseDecreaseInTradingSecurities`	$-4.42B	USD	Annual
Change in trading and fair value option securities	`IncreaseDecreaseInTradingSecurities`	$453.34M	USD	Annual
Change in trading and fair value option securities	`IncreaseDecreaseInTradingSecurities`	$453.34M	USD	Annual
Change in trading and fair value option securities	`IncreaseDecreaseInTradingSecurities`	$-297.20M	USD	Annual
Change in trading and fair value option securities	`IncreaseDecreaseInTradingSecurities`	$-297.20M	USD	Annual
Change in receivables	`IncreaseDecreaseInReceivables`	$-321.94M	USD	Annual
Change in receivables	`IncreaseDecreaseInReceivables`	$-321.94M	USD	Annual
Change in receivables	`IncreaseDecreaseInReceivables`	$34.30M	USD	Annual
Change in receivables	`IncreaseDecreaseInReceivables`	$34.30M	USD	Annual
Change in receivables	`IncreaseDecreaseInReceivables`	$316.82M	USD	Annual
Change in receivables	`IncreaseDecreaseInReceivables`	$316.82M	USD	Annual
Change in other assets	`IncreaseDecreaseInOtherOperatingAssets`	$-13.21M	USD	Annual
Change in other assets	`IncreaseDecreaseInOtherOperatingAssets`	$-13.21M	USD	Annual
Change in other assets	`IncreaseDecreaseInOtherOperatingAssets`	$-89.93M	USD	Annual
Change in other assets	`IncreaseDecreaseInOtherOperatingAssets`	$-89.93M	USD	Annual
Change in other assets	`IncreaseDecreaseInOtherOperatingAssets`	$-106.97M	USD	Annual
Change in other assets	`IncreaseDecreaseInOtherOperatingAssets`	$-106.97M	USD	Annual
Change in other liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$295.32M	USD	Annual
Change in other liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$295.32M	USD	Annual
Change in other liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$50.84M	USD	Annual
Change in other liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$50.84M	USD	Annual
Change in other liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$-79.73M	USD	Annual
Change in other liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$-79.73M	USD	Annual
Net cash provided by (used in) operating activities	`NetCashProvidedByUsedInOperatingActivities`	$66.18M	USD	Annual
Net cash provided by (used in) operating activities	`NetCashProvidedByUsedInOperatingActivities`	$66.18M	USD	Annual
Net cash provided by (used in) operating activities	`NetCashProvidedByUsedInOperatingActivities`	$1.43B	USD	Annual
Net cash provided by (used in) operating activities	`NetCashProvidedByUsedInOperatingActivities`	$1.43B	USD	Annual
Net cash provided by (used in) operating activities	`NetCashProvidedByUsedInOperatingActivities`	$5.12B	USD	Annual
Net cash provided by (used in) operating activities	`NetCashProvidedByUsedInOperatingActivities`	$5.12B	USD	Annual
Proceeds from maturities or redemptions of investment securities	`ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities`	$157.80M	USD	Annual
Proceeds from maturities or redemptions of investment securities	`ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities`	$157.80M	USD	Annual
Proceeds from maturities or redemptions of investment securities	`ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities`	$224.08M	USD	Annual
Proceeds from maturities or redemptions of investment securities	`ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities`	$224.08M	USD	Annual
Proceeds from maturities or redemptions of investment securities	`ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities`	$268.26M	USD	Annual
Proceeds from maturities or redemptions of investment securities	`ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities`	$268.26M	USD	Annual
Proceeds from maturities or redemptions of available for sale securities	`ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities`	$2.14B	USD	Annual
Proceeds from maturities or redemptions of available for sale securities	`ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities`	$2.14B	USD	Annual
Proceeds from maturities or redemptions of available for sale securities	`ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities`	$2.19B	USD	Annual
Proceeds from maturities or redemptions of available for sale securities	`ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities`	$2.19B	USD	Annual
Proceeds from maturities or redemptions of available for sale securities	`ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities`	$1.56B	USD	Annual
Proceeds from maturities or redemptions of available for sale securities	`ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities`	$1.56B	USD	Annual
Purchases of investment securities	`PaymentsToAcquireHeldToMaturitySecurities`	-	USD	Annual
Purchases of investment securities	`PaymentsToAcquireHeldToMaturitySecurities`	-	USD	Annual
Purchases of investment securities	`PaymentsToAcquireHeldToMaturitySecurities`	$10.00M	USD	Annual
Purchases of investment securities	`PaymentsToAcquireHeldToMaturitySecurities`	$10.00M	USD	Annual
Purchases of investment securities	`PaymentsToAcquireHeldToMaturitySecurities`	$2.50M	USD	Annual
Purchases of investment securities	`PaymentsToAcquireHeldToMaturitySecurities`	$2.50M	USD	Annual
Purchases of available for sale securities	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$4.53B	USD	Annual
Purchases of available for sale securities	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$4.53B	USD	Annual
Purchases of available for sale securities	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$3.47B	USD	Annual
Purchases of available for sale securities	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$3.47B	USD	Annual
Purchases of available for sale securities	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$2.95B	USD	Annual
Purchases of available for sale securities	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$2.95B	USD	Annual
Proceeds from sales of available for sale securities	`ProceedsFromSaleOfAvailableForSaleSecuritiesDebt`	$307.48M	USD	Annual
Proceeds from sales of available for sale securities	`ProceedsFromSaleOfAvailableForSaleSecuritiesDebt`	$307.48M	USD	Annual
Proceeds from sales of available for sale securities	`ProceedsFromSaleOfAvailableForSaleSecuritiesDebt`	$839.35M	USD	Annual
Proceeds from sales of available for sale securities	`ProceedsFromSaleOfAvailableForSaleSecuritiesDebt`	$839.35M	USD	Annual
Proceeds from sales of available for sale securities	`ProceedsFromSaleOfAvailableForSaleSecuritiesDebt`	$834.70M	USD	Annual
Proceeds from sales of available for sale securities	`ProceedsFromSaleOfAvailableForSaleSecuritiesDebt`	$834.70M	USD	Annual
Change in amount receivable on unsettled available for sale securities transactions	`ChangeInAmountReceivableOnUnsettledSecurityTransactions`	$-86.11M	USD	Annual
Change in amount receivable on unsettled available for sale securities transactions	`ChangeInAmountReceivableOnUnsettledSecurityTransactions`	$-86.11M	USD	Annual
Change in amount receivable on unsettled available for sale securities transactions	`ChangeInAmountReceivableOnUnsettledSecurityTransactions`	$9.63M	USD	Annual
Change in amount receivable on unsettled available for sale securities transactions	`ChangeInAmountReceivableOnUnsettledSecurityTransactions`	$9.63M	USD	Annual
Change in amount receivable on unsettled available for sale securities transactions	`ChangeInAmountReceivableOnUnsettledSecurityTransactions`	$100.76M	USD	Annual
Change in amount receivable on unsettled available for sale securities transactions	`ChangeInAmountReceivableOnUnsettledSecurityTransactions`	$100.76M	USD	Annual
Loans originated, net of principal collected	`PaymentsForProceedsFromLoansAndLeases`	$2.35B	USD	Annual
Loans originated, net of principal collected	`PaymentsForProceedsFromLoansAndLeases`	$2.35B	USD	Annual
Loans originated, net of principal collected	`PaymentsForProceedsFromLoansAndLeases`	$195.62M	USD	Annual
Loans originated, net of principal collected	`PaymentsForProceedsFromLoansAndLeases`	$195.62M	USD	Annual
Loans originated, net of principal collected	`PaymentsForProceedsFromLoansAndLeases`	$1.35B	USD	Annual
Loans originated, net of principal collected	`PaymentsForProceedsFromLoansAndLeases`	$1.35B	USD	Annual
Net payments or proceeds on derivative asset contracts	`PaymentsForProceedsFromDerivativeInstrumentInvestingActivities`	$7.10M	USD	Annual
Net payments or proceeds on derivative asset contracts	`PaymentsForProceedsFromDerivativeInstrumentInvestingActivities`	$7.10M	USD	Annual
Net payments or proceeds on derivative asset contracts	`PaymentsForProceedsFromDerivativeInstrumentInvestingActivities`	$-154.60M	USD	Annual
Net payments or proceeds on derivative asset contracts	`PaymentsForProceedsFromDerivativeInstrumentInvestingActivities`	$-154.60M	USD	Annual
Net payments or proceeds on derivative asset contracts	`PaymentsForProceedsFromDerivativeInstrumentInvestingActivities`	$-12.20M	USD	Annual
Net payments or proceeds on derivative asset contracts	`PaymentsForProceedsFromDerivativeInstrumentInvestingActivities`	$-12.20M	USD	Annual
Proceeds from sale of BOKF Insurance	`ProceedsFromDivestitureOfBusinesses`	-	USD	Annual
Proceeds from sale of BOKF Insurance	`ProceedsFromDivestitureOfBusinesses`	-	USD	Annual
Proceeds from sale of BOKF Insurance	`ProceedsFromDivestitureOfBusinesses`	-	USD	Annual
Proceeds from sale of BOKF Insurance	`ProceedsFromDivestitureOfBusinesses`	-	USD	Annual
Proceeds from sale of BOKF Insurance	`ProceedsFromDivestitureOfBusinesses`	$32.60M	USD	Annual
Proceeds from sale of BOKF Insurance	`ProceedsFromDivestitureOfBusinesses`	$32.60M	USD	Annual
Net change in restricted equity securities	`PaymentsToAcquireRestrictedInvestments`	$216.54M	USD	Annual
Net change in restricted equity securities	`PaymentsToAcquireRestrictedInvestments`	$216.54M	USD	Annual
Net change in restricted equity securities	`PaymentsToAcquireRestrictedInvestments`	$123.45M	USD	Annual
Net change in restricted equity securities	`PaymentsToAcquireRestrictedInvestments`	$123.45M	USD	Annual
Net change in restricted equity securities	`ProceedsFromSaleOfRestrictedInvestments`	$16.92M	USD	Annual
Net change in restricted equity securities	`ProceedsFromSaleOfRestrictedInvestments`	$16.92M	USD	Annual
Proceeds from disposition of assets	`ProceedsFromSaleOfProductiveAssets`	$39.71M	USD	Annual
Proceeds from disposition of assets	`ProceedsFromSaleOfProductiveAssets`	$39.71M	USD	Annual
Proceeds from disposition of assets	`ProceedsFromSaleOfProductiveAssets`	$25.15M	USD	Annual
Proceeds from disposition of assets	`ProceedsFromSaleOfProductiveAssets`	$25.15M	USD	Annual
Proceeds from disposition of assets	`ProceedsFromSaleOfProductiveAssets`	$60.77M	USD	Annual
Proceeds from disposition of assets	`ProceedsFromSaleOfProductiveAssets`	$60.77M	USD	Annual
Purchases of assets	`PaymentsToAcquireProductiveAssets`	$165.92M	USD	Annual
Purchases of assets	`PaymentsToAcquireProductiveAssets`	$165.92M	USD	Annual
Purchases of assets	`PaymentsToAcquireProductiveAssets`	$171.59M	USD	Annual
Purchases of assets	`PaymentsToAcquireProductiveAssets`	$171.59M	USD	Annual
Purchases of assets	`PaymentsToAcquireProductiveAssets`	$215.05M	USD	Annual
Purchases of assets	`PaymentsToAcquireProductiveAssets`	$215.05M	USD	Annual
Net cash provided by (used in) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-477.23M	USD	Annual
Net cash provided by (used in) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-477.23M	USD	Annual
Net cash provided by (used in) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-1.79B	USD	Annual
Net cash provided by (used in) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-1.79B	USD	Annual
Net cash provided by (used in) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-4.60B	USD	Annual
Net cash provided by (used in) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-4.60B	USD	Annual
Net change in demand deposits, transaction deposits and savings accounts	`NetChangeInDemandDepositsTransactionDepositsAndSavingsAccounts`	$3.65B	USD	Annual
Net change in demand deposits, transaction deposits and savings accounts	`NetChangeInDemandDepositsTransactionDepositsAndSavingsAccounts`	$3.65B	USD	Annual
Net change in demand deposits, transaction deposits and savings accounts	`NetChangeInDemandDepositsTransactionDepositsAndSavingsAccounts`	$-2.01B	USD	Annual
Net change in demand deposits, transaction deposits and savings accounts	`NetChangeInDemandDepositsTransactionDepositsAndSavingsAccounts`	$-2.01B	USD	Annual
Net change in demand deposits, transaction deposits and savings accounts	`NetChangeInDemandDepositsTransactionDepositsAndSavingsAccounts`	$-6.52B	USD	Annual
Net change in demand deposits, transaction deposits and savings accounts	`NetChangeInDemandDepositsTransactionDepositsAndSavingsAccounts`	$-6.52B	USD	Annual
Net change in time deposits	`IncreaseDecreaseInTimeDeposits`	$523.39M	USD	Annual
Net change in time deposits	`IncreaseDecreaseInTimeDeposits`	$523.39M	USD	Annual
Net change in time deposits	`IncreaseDecreaseInTimeDeposits`	$-242.49M	USD	Annual
Net change in time deposits	`IncreaseDecreaseInTimeDeposits`	$-242.49M	USD	Annual
Net change in time deposits	`IncreaseDecreaseInTimeDeposits`	$1.55B	USD	Annual
Net change in time deposits	`IncreaseDecreaseInTimeDeposits`	$1.55B	USD	Annual
Net change in other borrowed funds	`ProceedsFromRepaymentsOfOtherDebt`	$4.61B	USD	Annual
Net change in other borrowed funds	`ProceedsFromRepaymentsOfOtherDebt`	$4.61B	USD	Annual
Net change in other borrowed funds	`ProceedsFromRepaymentsOfOtherDebt`	$1.80B	USD	Annual
Net change in other borrowed funds	`ProceedsFromRepaymentsOfOtherDebt`	$1.80B	USD	Annual
Net change in other borrowed funds	`ProceedsFromRepaymentsOfOtherDebt`	$-4.53B	USD	Annual
Net change in other borrowed funds	`ProceedsFromRepaymentsOfOtherDebt`	$-4.53B	USD	Annual
Change in amount due on unsettled security purchases	`ProceedsFromPaymentsForOtherFinancingActivities`	$-17.78M	USD	Annual
Change in amount due on unsettled security purchases	`ProceedsFromPaymentsForOtherFinancingActivities`	$-17.78M	USD	Annual
Change in amount due on unsettled security purchases	`ProceedsFromPaymentsForOtherFinancingActivities`	$-180.07M	USD	Annual
Change in amount due on unsettled security purchases	`ProceedsFromPaymentsForOtherFinancingActivities`	$-180.07M	USD	Annual
Change in amount due on unsettled security purchases	`ProceedsFromPaymentsForOtherFinancingActivities`	$190.09M	USD	Annual
Change in amount due on unsettled security purchases	`ProceedsFromPaymentsForOtherFinancingActivities`	$190.09M	USD	Annual
Issuance of common and treasury stock, net	`ProceedsFromIssuanceOfCommonStock`	$-3.76M	USD	Annual
Issuance of common and treasury stock, net	`ProceedsFromIssuanceOfCommonStock`	$-3.76M	USD	Annual
Issuance of common and treasury stock, net	`ProceedsFromIssuanceOfCommonStock`	$-4.94M	USD	Annual
Issuance of common and treasury stock, net	`ProceedsFromIssuanceOfCommonStock`	$-4.94M	USD	Annual
Issuance of common and treasury stock, net	`ProceedsFromIssuanceOfCommonStock`	$-4.91M	USD	Annual
Issuance of common and treasury stock, net	`ProceedsFromIssuanceOfCommonStock`	$-4.91M	USD	Annual
Net change in derivative margin accounts	`NetChangeInDerivativeMarginAccounts`	$631.43M	USD	Annual
Net change in derivative margin accounts	`NetChangeInDerivativeMarginAccounts`	$631.43M	USD	Annual
Net change in derivative margin accounts	`NetChangeInDerivativeMarginAccounts`	$519.80M	USD	Annual
Net change in derivative margin accounts	`NetChangeInDerivativeMarginAccounts`	$519.80M	USD	Annual
Net change in derivative margin accounts	`NetChangeInDerivativeMarginAccounts`	$-81.28M	USD	Annual
Net change in derivative margin accounts	`NetChangeInDerivativeMarginAccounts`	$-81.28M	USD	Annual
Net payments or proceeds on derivative liability contracts	`PaymentsForProceedsFromDerivativeInstrumentFinancingActivities`	$166.28M	USD	Annual
Net payments or proceeds on derivative liability contracts	`PaymentsForProceedsFromDerivativeInstrumentFinancingActivities`	$166.28M	USD	Annual
Net payments or proceeds on derivative liability contracts	`PaymentsForProceedsFromDerivativeInstrumentFinancingActivities`	$1.57M	USD	Annual
Net payments or proceeds on derivative liability contracts	`PaymentsForProceedsFromDerivativeInstrumentFinancingActivities`	$1.57M	USD	Annual
Net payments or proceeds on derivative liability contracts	`PaymentsForProceedsFromDerivativeInstrumentFinancingActivities`	$13.48M	USD	Annual
Net payments or proceeds on derivative liability contracts	`PaymentsForProceedsFromDerivativeInstrumentFinancingActivities`	$13.48M	USD	Annual
Repurchase of common stock	`PaymentsForRepurchaseOfCommonStock`	$154.89M	USD	Annual
Repurchase of common stock	`PaymentsForRepurchaseOfCommonStock`	$154.89M	USD	Annual
Repurchase of common stock	`PaymentsForRepurchaseOfCommonStock`	$176.82M	USD	Annual
Repurchase of common stock	`PaymentsForRepurchaseOfCommonStock`	$176.82M	USD	Annual
Repurchase of common stock	`PaymentsForRepurchaseOfCommonStock`	$89.86M	USD	Annual
Repurchase of common stock	`PaymentsForRepurchaseOfCommonStock`	$89.86M	USD	Annual
Dividends paid	`PaymentsOfDividendsCommonStock`	$142.98M	USD	Annual
Dividends paid	`PaymentsOfDividendsCommonStock`	$142.98M	USD	Annual
Dividends paid	`PaymentsOfDividendsCommonStock`	$143.80M	USD	Annual
Dividends paid	`PaymentsOfDividendsCommonStock`	$143.80M	USD	Annual
Dividends paid	`PaymentsOfDividendsCommonStock`	$143.40M	USD	Annual
Dividends paid	`PaymentsOfDividendsCommonStock`	$143.40M	USD	Annual
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-866.79M	USD	Annual
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-866.79M	USD	Annual
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$1.67B	USD	Annual
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$1.67B	USD	Annual
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-1.95B	USD	Annual
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-1.95B	USD	Annual
Net increase (decrease) in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-53.45M	USD	Annual
Net increase (decrease) in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-53.45M	USD	Annual
Net increase (decrease) in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$86.44M	USD	Annual
Net increase (decrease) in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$86.44M	USD	Annual
Net increase (decrease) in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-1.44B	USD	Annual
Net increase (decrease) in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-1.44B	USD	Annual
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.43B	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.43B	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.40B	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.40B	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.35B	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.35B	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$2.84B	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$2.84B	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.43B	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.43B	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.40B	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.40B	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.35B	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.35B	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$2.84B	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$2.84B	USD	Point-in-time
Cash paid for interest	`InterestPaidNet`	$1.43B	USD	Annual
Cash paid for interest	`InterestPaidNet`	$1.43B	USD	Annual
Cash paid for interest	`InterestPaidNet`	$176.08M	USD	Annual
Cash paid for interest	`InterestPaidNet`	$176.08M	USD	Annual
Cash paid for interest	`InterestPaidNet`	$1.04B	USD	Annual
Cash paid for interest	`InterestPaidNet`	$1.04B	USD	Annual
Cash paid for taxes	`IncomeTaxesPaidNet`	$79.53M	USD	Annual
Cash paid for taxes	`IncomeTaxesPaidNet`	$79.53M	USD	Annual
Cash paid for taxes	`IncomeTaxesPaidNet`	$173.92M	USD	Annual
Cash paid for taxes	`IncomeTaxesPaidNet`	$173.92M	USD	Annual
Cash paid for taxes	`IncomeTaxesPaidNet`	$100.51M	USD	Annual
Cash paid for taxes	`IncomeTaxesPaidNet`	$100.51M	USD	Annual
Net loans and bank premises transferred to repossessed real estate and other assets	`TransferToOtherRealEstate`	$462.00K	USD	Annual
Net loans and bank premises transferred to repossessed real estate and other assets	`TransferToOtherRealEstate`	$462.00K	USD	Annual
Net loans and bank premises transferred to repossessed real estate and other assets	`TransferToOtherRealEstate`	$787.00K	USD	Annual
Net loans and bank premises transferred to repossessed real estate and other assets	`TransferToOtherRealEstate`	$787.00K	USD	Annual
Net loans and bank premises transferred to repossessed real estate and other assets	`TransferToOtherRealEstate`	$12.33M	USD	Annual
Net loans and bank premises transferred to repossessed real estate and other assets	`TransferToOtherRealEstate`	$12.33M	USD	Annual
Transfer of available for sale securities to investment securities, Fair Value	`TransferOfAvailableForSaleSecuritiesToInvestmentSecuritiesFairValue`	-	USD	Annual
Transfer of available for sale securities to investment securities, Fair Value	`TransferOfAvailableForSaleSecuritiesToInvestmentSecuritiesFairValue`	-	USD	Annual
Transfer of available for sale securities to investment securities, Fair Value	`TransferOfAvailableForSaleSecuritiesToInvestmentSecuritiesFairValue`	-	USD	Annual
Transfer of available for sale securities to investment securities, Fair Value	`TransferOfAvailableForSaleSecuritiesToInvestmentSecuritiesFairValue`	-	USD	Annual
Transfer of available for sale securities to investment securities, Fair Value	`TransferOfAvailableForSaleSecuritiesToInvestmentSecuritiesFairValue`	$2.45B	USD	Annual
Transfer of available for sale securities to investment securities, Fair Value	`TransferOfAvailableForSaleSecuritiesToInvestmentSecuritiesFairValue`	$2.45B	USD	Annual
Residential mortgage loans guaranteed by U.S. government agencies that became eligible for repurchase during the period	`IncreaseInUSGovernmentGuaranteedLoansEligibleForRepurchase`	$34.26M	USD	Annual
Residential mortgage loans guaranteed by U.S. government agencies that became eligible for repurchase during the period	`IncreaseInUSGovernmentGuaranteedLoansEligibleForRepurchase`	$34.26M	USD	Annual
Residential mortgage loans guaranteed by U.S. government agencies that became eligible for repurchase during the period	`IncreaseInUSGovernmentGuaranteedLoansEligibleForRepurchase`	$14.47M	USD	Annual
Residential mortgage loans guaranteed by U.S. government agencies that became eligible for repurchase during the period	`IncreaseInUSGovernmentGuaranteedLoansEligibleForRepurchase`	$14.47M	USD	Annual
Residential mortgage loans guaranteed by U.S. government agencies that became eligible for repurchase during the period	`IncreaseInUSGovernmentGuaranteedLoansEligibleForRepurchase`	$25.56M	USD	Annual
Residential mortgage loans guaranteed by U.S. government agencies that became eligible for repurchase during the period	`IncreaseInUSGovernmentGuaranteedLoansEligibleForRepurchase`	$25.56M	USD	Annual
Conveyance of other real estate owned guaranteed by U.S. government agencies	`ConveyanceOfOtherRealEstateOwnedGuaranteedByUsGovt`	$8.45M	USD	Annual
Conveyance of other real estate owned guaranteed by U.S. government agencies	`ConveyanceOfOtherRealEstateOwnedGuaranteedByUsGovt`	$8.45M	USD	Annual
Conveyance of other real estate owned guaranteed by U.S. government agencies	`ConveyanceOfOtherRealEstateOwnedGuaranteedByUsGovt`	$3.85M	USD	Annual
Conveyance of other real estate owned guaranteed by U.S. government agencies	`ConveyanceOfOtherRealEstateOwnedGuaranteedByUsGovt`	$3.85M	USD	Annual
Conveyance of other real estate owned guaranteed by U.S. government agencies	`ConveyanceOfOtherRealEstateOwnedGuaranteedByUsGovt`	$5.53M	USD	Annual
Conveyance of other real estate owned guaranteed by U.S. government agencies	`ConveyanceOfOtherRealEstateOwnedGuaranteedByUsGovt`	$5.53M	USD	Annual
Right-of-use assets obtained in exchange for operating lease liabilities	`RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability`	$19.10M	USD	Annual
Right-of-use assets obtained in exchange for operating lease liabilities	`RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability`	$19.10M	USD	Annual
Right-of-use assets obtained in exchange for operating lease liabilities	`RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability`	$22.06M	USD	Annual
Right-of-use assets obtained in exchange for operating lease liabilities	`RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability`	$22.06M	USD	Annual
Right-of-use assets obtained in exchange for operating lease liabilities	`RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability`	$71.86M	USD	Annual
Right-of-use assets obtained in exchange for operating lease liabilities	`RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability`	$71.86M	USD	Annual

Stockholders Equity 60 line items

Line Item	Tag	Value	Unit	Period
Balance, beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.15B	USD	Point-in-time
Balance, beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.15B	USD	Point-in-time
Balance, beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.55B	USD	Point-in-time
Balance, beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.55B	USD	Point-in-time
Balance, beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.69B	USD	Point-in-time
Balance, beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.69B	USD	Point-in-time
Balance, beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.37B	USD	Point-in-time
Balance, beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.37B	USD	Point-in-time
Net income	`ProfitLoss`	$523.55M	USD	Annual
Net income	`ProfitLoss`	$523.55M	USD	Annual
Net income	`ProfitLoss`	$520.29M	USD	Annual
Net income	`ProfitLoss`	$520.29M	USD	Annual
Net income	`ProfitLoss`	$531.13M	USD	Annual
Net income	`ProfitLoss`	$531.13M	USD	Annual
Other comprehensive income (loss), net	`OtherComprehensiveIncomeLossNetOfTax`	$237.85M	USD	Annual
Other comprehensive income (loss), net	`OtherComprehensiveIncomeLossNetOfTax`	$237.85M	USD	Annual
Other comprehensive income (loss), net	`OtherComprehensiveIncomeLossNetOfTax`	$-909.33M	USD	Annual
Other comprehensive income (loss), net	`OtherComprehensiveIncomeLossNetOfTax`	$-909.33M	USD	Annual
Other comprehensive income (loss), net	`OtherComprehensiveIncomeLossNetOfTax`	$96.06M	USD	Annual
Other comprehensive income (loss), net	`OtherComprehensiveIncomeLossNetOfTax`	$96.06M	USD	Annual
Repurchase of common stock	`TreasuryStockValueAcquiredParValueMethod`	$89.86M	USD	Annual
Repurchase of common stock	`TreasuryStockValueAcquiredParValueMethod`	$89.86M	USD	Annual
Repurchase of common stock	`TreasuryStockValueAcquiredParValueMethod`	$176.82M	USD	Annual
Repurchase of common stock	`TreasuryStockValueAcquiredParValueMethod`	$176.82M	USD	Annual
Repurchase of common stock	`TreasuryStockValueAcquiredParValueMethod`	$154.89M	USD	Annual
Repurchase of common stock	`TreasuryStockValueAcquiredParValueMethod`	$154.89M	USD	Annual
Stock options exercised	`StockIssuedDuringPeriodValueStockOptionsExercisedNetOfTaxBenefitExpense`	$37.00K	USD	Annual
Stock options exercised	`StockIssuedDuringPeriodValueStockOptionsExercisedNetOfTaxBenefitExpense`	$37.00K	USD	Annual
Vesting of non-vested shares	`AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation`	$3.76M	USD	Annual
Vesting of non-vested shares	`AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation`	$3.76M	USD	Annual
Vesting of non-vested shares	`AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation`	$4.94M	USD	Annual
Vesting of non-vested shares	`AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation`	$4.94M	USD	Annual
Vesting of non-vested shares	`AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation`	$4.94M	USD	Annual
Vesting of non-vested shares	`AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation`	$4.94M	USD	Annual
Share-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$11.56M	USD	Annual
Share-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$11.56M	USD	Annual
Share-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$16.35M	USD	Annual
Share-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$16.35M	USD	Annual
Share-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$22.88M	USD	Annual
Share-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$22.88M	USD	Annual
Cash dividends on common stock	`DividendsCommonStockCash`	$142.98M	USD	Annual
Cash dividends on common stock	`DividendsCommonStockCash`	$142.98M	USD	Annual
Cash dividends on common stock	`DividendsCommonStockCash`	$143.40M	USD	Annual
Cash dividends on common stock	`DividendsCommonStockCash`	$143.40M	USD	Annual
Cash dividends on common stock	`DividendsCommonStockCash`	$143.80M	USD	Annual
Cash dividends on common stock	`DividendsCommonStockCash`	$143.80M	USD	Annual
Noncontrolling Interest, Increase from Subsidiary Equity Issuance	`NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance`	$50.00K	USD	Annual
Noncontrolling Interest, Increase from Subsidiary Equity Issuance	`NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance`	$50.00K	USD	Annual
Capital calls and distributions, net	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$2.12M	USD	Annual
Capital calls and distributions, net	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$2.12M	USD	Annual
Capital calls and distributions, net	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$357.00K	USD	Annual
Capital calls and distributions, net	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$357.00K	USD	Annual
Balance, end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.15B	USD	Point-in-time
Balance, end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.15B	USD	Point-in-time
Balance, end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.55B	USD	Point-in-time
Balance, end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.55B	USD	Point-in-time
Balance, end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.69B	USD	Point-in-time
Balance, end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$4.69B	USD	Point-in-time
Balance, end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.37B	USD	Point-in-time
Balance, end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.37B	USD	Point-in-time

Comprehensive Income 66 line items

Line Item	Tag	Value	Unit	Period
Net income	`ProfitLoss`	$523.55M	USD	Annual
Net income	`ProfitLoss`	$523.55M	USD	Annual
Net income	`ProfitLoss`	$520.29M	USD	Annual
Net income	`ProfitLoss`	$520.29M	USD	Annual
Net income	`ProfitLoss`	$531.13M	USD	Annual
Net income	`ProfitLoss`	$531.13M	USD	Annual
Net change in unrealized gain (loss)	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax`	$-1.23B	USD	Annual
Net change in unrealized gain (loss)	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax`	$-1.23B	USD	Annual
Net change in unrealized gain (loss)	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax`	$33.46M	USD	Annual
Net change in unrealized gain (loss)	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax`	$33.46M	USD	Annual
Net change in unrealized gain (loss)	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax`	$218.29M	USD	Annual
Net change in unrealized gain (loss)	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax`	$218.29M	USD	Annual
Interest revenue, Investment securities	`OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossBeforeTax`	$-42.51M	USD	Annual
Interest revenue, Investment securities	`OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossBeforeTax`	$-42.51M	USD	Annual
Interest revenue, Investment securities	`OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossBeforeTax`	$-60.39M	USD	Annual
Interest revenue, Investment securities	`OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossBeforeTax`	$-60.39M	USD	Annual
Interest revenue, Investment securities	`OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossBeforeTax`	$-46.02M	USD	Annual
Interest revenue, Investment securities	`OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossBeforeTax`	$-46.02M	USD	Annual
Operating expense, Personnel	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax`	$3.48M	USD	Annual
Operating expense, Personnel	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax`	$3.48M	USD	Annual
Operating expense, Personnel	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax`	-	USD	Annual
Operating expense, Personnel	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax`	-	USD	Annual
Operating expense, Personnel	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax`	-	USD	Annual
Operating expense, Personnel	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax`	-	USD	Annual
Loss on available for sale securities, net	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax`	$-30.64M	USD	Annual
Loss on available for sale securities, net	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax`	$-30.64M	USD	Annual
Loss on available for sale securities, net	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax`	$-45.83M	USD	Annual
Loss on available for sale securities, net	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax`	$-45.83M	USD	Annual
Loss on available for sale securities, net	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax`	$-971.00K	USD	Annual
Loss on available for sale securities, net	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax`	$-971.00K	USD	Annual
Other comprehensive income (loss), before income taxes	`OtherComprehensiveIncomeLossBeforeTax`	$309.32M	USD	Annual
Other comprehensive income (loss), before income taxes	`OtherComprehensiveIncomeLossBeforeTax`	$309.32M	USD	Annual
Other comprehensive income (loss), before income taxes	`OtherComprehensiveIncomeLossBeforeTax`	$-1.19B	USD	Annual
Other comprehensive income (loss), before income taxes	`OtherComprehensiveIncomeLossBeforeTax`	$-1.19B	USD	Annual
Other comprehensive income (loss), before income taxes	`OtherComprehensiveIncomeLossBeforeTax`	$125.31M	USD	Annual
Other comprehensive income (loss), before income taxes	`OtherComprehensiveIncomeLossBeforeTax`	$125.31M	USD	Annual
Federal and state income taxes	`OtherComprehensiveIncomeLossTax`	$71.47M	USD	Annual
Federal and state income taxes	`OtherComprehensiveIncomeLossTax`	$71.47M	USD	Annual
Federal and state income taxes	`OtherComprehensiveIncomeLossTax`	$29.25M	USD	Annual
Federal and state income taxes	`OtherComprehensiveIncomeLossTax`	$29.25M	USD	Annual
Federal and state income taxes	`OtherComprehensiveIncomeLossTax`	$-278.09M	USD	Annual
Federal and state income taxes	`OtherComprehensiveIncomeLossTax`	$-278.09M	USD	Annual
Other comprehensive income (loss), net of income taxes	`OtherComprehensiveIncomeLossNetOfTax`	$237.85M	USD	Annual
Other comprehensive income (loss), net of income taxes	`OtherComprehensiveIncomeLossNetOfTax`	$237.85M	USD	Annual
Other comprehensive income (loss), net of income taxes	`OtherComprehensiveIncomeLossNetOfTax`	$-909.33M	USD	Annual
Other comprehensive income (loss), net of income taxes	`OtherComprehensiveIncomeLossNetOfTax`	$-909.33M	USD	Annual
Other comprehensive income (loss), net of income taxes	`OtherComprehensiveIncomeLossNetOfTax`	$96.06M	USD	Annual
Other comprehensive income (loss), net of income taxes	`OtherComprehensiveIncomeLossNetOfTax`	$96.06M	USD	Annual
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$619.61M	USD	Annual
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$619.61M	USD	Annual
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-389.03M	USD	Annual
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-389.03M	USD	Annual
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$768.99M	USD	Annual
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$768.99M	USD	Annual
Comprehensive income (loss) attributable to non-controlling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$-16.00K	USD	Annual
Comprehensive income (loss) attributable to non-controlling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$-16.00K	USD	Annual
Comprehensive income (loss) attributable to non-controlling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$20.00K	USD	Annual
Comprehensive income (loss) attributable to non-controlling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$20.00K	USD	Annual
Comprehensive income (loss) attributable to non-controlling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$387.00K	USD	Annual
Comprehensive income (loss) attributable to non-controlling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$387.00K	USD	Annual
Comprehensive income (loss) attributable to BOK Financial Corp. shareholders	`ComprehensiveIncomeNetOfTax`	$619.63M	USD	Annual
Comprehensive income (loss) attributable to BOK Financial Corp. shareholders	`ComprehensiveIncomeNetOfTax`	$619.63M	USD	Annual
Comprehensive income (loss) attributable to BOK Financial Corp. shareholders	`ComprehensiveIncomeNetOfTax`	$768.60M	USD	Annual
Comprehensive income (loss) attributable to BOK Financial Corp. shareholders	`ComprehensiveIncomeNetOfTax`	$768.60M	USD	Annual
Comprehensive income (loss) attributable to BOK Financial Corp. shareholders	`ComprehensiveIncomeNetOfTax`	$-389.05M	USD	Annual
Comprehensive income (loss) attributable to BOK Financial Corp. shareholders	`ComprehensiveIncomeNetOfTax`	$-389.05M	USD	Annual

Data is extracted from SEC EDGAR XBRL filings. Values shown are as reported in the filing.