10-K Filing

ONEOK INC /NEW/ CIK: 1039684 FY 2020

Filing Information

Form Type	10-K
Accession Number	`0001039684-21-000015`
Period End Date	20201231
Filing Date	20210223
Fiscal Year	2020
Fiscal Period	FY
XBRL Instance	oke-20201231_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 95 Income Statement 126 Cash Flow Statement 113 Stockholders Equity 75 Comprehensive Income 47

Balance Sheet 95 line items

Line Item	Tag	Value	Unit	Period
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$11.97M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$20.96M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$524.50M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$37.19M	USD	Point-in-time
Accounts receivable, net	`ReceivablesNetCurrent`	$835.12M	USD	Point-in-time
Accounts receivable, net	`ReceivablesNetCurrent`	$829.80M	USD	Point-in-time
Materials and supplies	`MaterialsSuppliesAndOther`	$143.18M	USD	Point-in-time
Materials and supplies	`MaterialsSuppliesAndOther`	$201.75M	USD	Point-in-time
NGLs and natural gas in storage	`InventoryNet`	$227.81M	USD	Point-in-time
NGLs and natural gas in storage	`InventoryNet`	$304.93M	USD	Point-in-time
Commodity imbalances	`CommodityExchangesAndImbalances`	$11.96M	USD	Point-in-time
Commodity imbalances	`CommodityExchangesAndImbalances`	$25.27M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$82.31M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$132.54M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$1.87B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$1.47B	USD	Point-in-time
Preferred Stock, Par or Stated Value Per Share	`PreferredStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Preferred Stock, Par or Stated Value Per Share	`PreferredStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Property, plant and equipment	`PropertyPlantAndEquipmentGross`	$23.07B	USD	Point-in-time
Preferred Stock, Shares Issued	`PreferredStockSharesIssued`	20,000.00	shares	Point-in-time
Preferred Stock, Shares Issued	`PreferredStockSharesIssued`	20,000.00	shares	Point-in-time
Property, plant and equipment	`PropertyPlantAndEquipmentGross`	$22.05B	USD	Point-in-time
Accumulated depreciation and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$3.92B	USD	Point-in-time
Accumulated depreciation and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$3.70B	USD	Point-in-time
Common Stock, Par or Stated Value Per Share	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Common Stock, Par or Stated Value Per Share	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Net property, plant and equipment (Note D)	`PropertyPlantAndEquipmentNet`	$18.35B	USD	Point-in-time
Net property, plant and equipment (Note D)	`PropertyPlantAndEquipmentNet`	$19.15B	USD	Point-in-time
Common Stock, Shares Authorized	`CommonStockSharesAuthorized`	1.20B	shares	Point-in-time
Common Stock, Shares Authorized	`CommonStockSharesAuthorized`	1.20B	shares	Point-in-time
Common Stock, Shares, Issued	`CommonStockSharesIssued`	474.92M	shares	Point-in-time
Common Stock, Shares, Issued	`CommonStockSharesIssued`	445.02M	shares	Point-in-time
Common Stock, Shares, Outstanding	`CommonStockSharesOutstanding`	413.24M	shares	Point-in-time
Investments in unconsolidated affiliates (Note M)	`EquityMethodInvestments`	$861.84M	USD	Point-in-time
Common Stock, Shares, Outstanding	`CommonStockSharesOutstanding`	444.87M	shares	Point-in-time
Investments in unconsolidated affiliates (Note M)	`EquityMethodInvestments`	$805.03M	USD	Point-in-time
Investments in unconsolidated affiliates (Note M)	`EquityMethodInvestments`	$969.15M	USD	Point-in-time
Treasury Stock, Shares	`TreasuryStockShares`	30.04M	shares	Point-in-time
Treasury Stock, Shares	`TreasuryStockShares`	31.78M	shares	Point-in-time
Goodwill and intangible assets (Note E)	`IntangibleAssetsNetIncludingGoodwill`	$773.72M	USD	Point-in-time
Goodwill and intangible assets (Note E)	`IntangibleAssetsNetIncludingGoodwill`	$957.83M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$173.43M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$475.30M	USD	Point-in-time
Total investments and other assets	`InvestmentsAndOtherNoncurrentAssets`	$2.05B	USD	Point-in-time
Total investments and other assets	`InvestmentsAndOtherNoncurrentAssets`	$1.99B	USD	Point-in-time
Total assets	`Assets`	$23.08B	USD	Point-in-time
Total assets	`Assets`	$18.23B	USD	Point-in-time
Total assets	`Assets`	$21.81B	USD	Point-in-time
Current maturities of long-term debt (Note F)	`LongTermDebtCurrent`	$7.65M	USD	Point-in-time
Current maturities of long-term debt (Note F)	`LongTermDebtCurrent`	$7.65M	USD	Point-in-time
Short-term borrowings (Note F)	`ShortTermBorrowings`	-	USD	Point-in-time
Short-term borrowings (Note F)	`ShortTermBorrowings`	$220.00M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$719.30M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$1.21B	USD	Point-in-time
Commodity imbalances	`CommodityExchangesAndImbalancesLiabilitiesCurrent`	$186.37M	USD	Point-in-time
Commodity imbalances	`CommodityExchangesAndImbalancesLiabilitiesCurrent`	$104.48M	USD	Point-in-time
Accrued taxes	`TaxesPayableCurrent`	$75.42M	USD	Point-in-time
Accrued taxes	`TaxesPayableCurrent`	$89.43M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$245.15M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$190.75M	USD	Point-in-time
Operating lease liability (Note O)	`OperatingLeaseLiabilityCurrent`	$1.88M	USD	Point-in-time
Operating lease liability (Note O)	`OperatingLeaseLiabilityCurrent`	$13.61M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$210.21M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$83.03M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$2.02B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$1.34B	USD	Point-in-time
Long-term debt, excluding current maturities (Note F)	`LongTermDebtNoncurrent`	$12.48B	USD	Point-in-time
Long-term debt, excluding current maturities (Note F)	`LongTermDebtNoncurrent`	$14.23B	USD	Point-in-time
Deferred income taxes (Note L)	`DeferredTaxLiabilitiesNoncurrent`	$669.70M	USD	Point-in-time
Deferred income taxes (Note L)	`DeferredTaxLiabilitiesNoncurrent`	$536.06M	USD	Point-in-time
Operating lease liability (Note O)	`OperatingLeaseLiabilityNoncurrent`	$87.61M	USD	Point-in-time
Operating lease liability (Note O)	`OperatingLeaseLiabilityNoncurrent`	$13.51M	USD	Point-in-time
Other deferred credits	`OtherLiabilitiesNoncurrent`	$706.08M	USD	Point-in-time
Other deferred credits	`OtherLiabilitiesNoncurrent`	$536.54M	USD	Point-in-time
Total deferred credits and other liabilities	`LiabilitiesOtherThanLongtermDebtNoncurrent`	$1.09B	USD	Point-in-time
Total deferred credits and other liabilities	`LiabilitiesOtherThanLongtermDebtNoncurrent`	$1.46B	USD	Point-in-time
Commitments and contingencies (Note N)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies (Note N)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Preferred stock, $0.01 par value: authorized and issued 20,000 shares at December 31, 2020, and at December 31, 2019	`PreferredStockValue`	-	USD	Point-in-time
Preferred stock, $0.01 par value: authorized and issued 20,000 shares at December 31, 2020, and at December 31, 2019	`PreferredStockValue`	-	USD	Point-in-time
Common stock, $0.01 par value:authorized 1,200,000,000 shares; issued 474,916,234 shares and outstanding 444,872,383 shares at December 31, 2020; issued 445,016,234 shares and outstanding 413,239,050 shares at December 31, 2019	`CommonStockValue`	$4.45M	USD	Point-in-time
Common stock, $0.01 par value:authorized 1,200,000,000 shares; issued 474,916,234 shares and outstanding 444,872,383 shares at December 31, 2020; issued 445,016,234 shares and outstanding 413,239,050 shares at December 31, 2019	`CommonStockValue`	$4.75M	USD	Point-in-time
Paid-in capital	`AdditionalPaidInCapital`	$7.40B	USD	Point-in-time
Paid-in capital	`AdditionalPaidInCapital`	$7.35B	USD	Point-in-time
Accumulated other comprehensive loss (Note H)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-188.24M	USD	Point-in-time
Accumulated other comprehensive loss (Note H)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-374.00M	USD	Point-in-time
Accumulated other comprehensive loss (Note H)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-551.45M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	-	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	-	USD	Point-in-time
Treasury stock, at cost: 30,043,851 shares at December 31, 2020, and 31,777,184 shares at December 31, 2019	`TreasuryStockValue`	$808.39M	USD	Point-in-time
Treasury stock, at cost: 30,043,851 shares at December 31, 2020, and 31,777,184 shares at December 31, 2019	`TreasuryStockValue`	$764.30M	USD	Point-in-time
Total equity	`StockholdersEquity`	$6.23B	USD	Point-in-time
Total equity	`StockholdersEquity`	$6.04B	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$23.08B	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$21.81B	USD	Point-in-time

Income Statement 126 line items

Line Item	Tag	Value	Unit	Period
Interest expense (net of capitalized interest)	`InterestCostsCapitalized`	$75.44M	USD	Annual
Interest expense (net of capitalized interest)	`InterestCostsCapitalized`	$28.06M	USD	Annual
Interest expense (net of capitalized interest)	`InterestCostsCapitalized`	$107.28M	USD	Annual
Revenues	`Revenues`	$12.59B	USD	Annual
Revenues	`Revenues`	$2.78B	USD	1 Quarter
Revenues	`Revenues`	$2.46B	USD	1 Quarter
Revenues	`Revenues`	$2.26B	USD	1 Quarter
Revenues	`Revenues`	$1.66B	USD	1 Quarter
Revenues	`Revenues`	$2.14B	USD	1 Quarter
Revenues	`Revenues`	$8.54B	USD	Annual
Revenues	`Revenues`	$2.57B	USD	1 Quarter
Revenues	`Revenues`	$2.66B	USD	1 Quarter
Revenues	`Revenues`	$2.17B	USD	1 Quarter
Revenues	`Revenues`	$10.16B	USD	Annual
Cost of sales and fuel (exclusive of items shown separately below)	`CostOfRevenue`	$9.42B	USD	Annual
Cost of sales and fuel (exclusive of items shown separately below)	`CostOfRevenue`	$5.11B	USD	Annual
Cost of sales and fuel (exclusive of items shown separately below)	`CostOfRevenue`	$6.79B	USD	Annual
Operations and maintenance	`OtherCostAndExpenseOperating`	$803.15M	USD	Annual
Operations and maintenance	`OtherCostAndExpenseOperating`	$863.71M	USD	Annual
Operations and maintenance	`OtherCostAndExpenseOperating`	$761.18M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$476.54M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$428.56M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$578.66M	USD	Annual
Impairment charges (Note A)	`Impairmentoflonglivedassetsgoodwillandotherassetimpairmentcharges`	$607.20M	USD	Annual
Impairment charges (Note A)	`Impairmentoflonglivedassetsgoodwillandotherassetimpairmentcharges`	-	USD	Annual
Impairment charges (Note A)	`Impairmentoflonglivedassetsgoodwillandotherassetimpairmentcharges`	-	USD	Annual
General taxes	`TaxesExcludingIncomeAndExciseTaxes`	$125.03M	USD	Annual
General taxes	`TaxesExcludingIncomeAndExciseTaxes`	$103.92M	USD	Annual
General taxes	`TaxesExcludingIncomeAndExciseTaxes`	$119.16M	USD	Annual
(Gain) loss on sale of assets	`GainLossOnSaleOfPropertyPlantEquipment`	$601.00K	USD	Annual
(Gain) loss on sale of assets	`GainLossOnSaleOfPropertyPlantEquipment`	$1.33M	USD	Annual
(Gain) loss on sale of assets	`GainLossOnSaleOfPropertyPlantEquipment`	$-2.58M	USD	Annual
Operating income	`OperatingIncomeLoss`	$1.36B	USD	Annual
Operating income	`OperatingIncomeLoss`	$476.15M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$1.91B	USD	Annual
Operating income	`OperatingIncomeLoss`	$538.66M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$-83.47M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$482.15M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$355.73M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$1.84B	USD	Annual
Operating income	`OperatingIncomeLoss`	$550.43M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$468.74M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$487.31M	USD	1 Quarter
Equity in net earnings from investments (Note M)	`IncomeLossFromEquityMethodInvestments`	$158.38M	USD	Annual
Equity in net earnings from investments (Note M)	`IncomeLossFromEquityMethodInvestments`	$143.24M	USD	Annual
Equity in net earnings from investments (Note M)	`IncomeLossFromEquityMethodInvestments`	$154.54M	USD	Annual
Impairment of equity investments (Note A)	`EquityMethodInvestmentOtherThanTemporaryImpairment`	-	USD	Annual
Impairment of equity investments (Note A)	`EquityMethodInvestmentOtherThanTemporaryImpairment`	$37.73M	USD	Annual
Impairment of equity investments (Note A)	`EquityMethodInvestmentOtherThanTemporaryImpairment`	-	USD	Annual
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$7.96M	USD	Annual
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$23.66M	USD	Annual
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$64.81M	USD	Annual
Other income	`OtherNonoperatingIncome`	$43.74M	USD	Annual
Other income	`OtherNonoperatingIncome`	$27.06M	USD	Annual
Other income	`OtherNonoperatingIncome`	$674.00K	USD	Annual
Other expense	`OtherNonoperatingExpense`	$18.00M	USD	Annual
Other expense	`OtherNonoperatingExpense`	$19.07M	USD	Annual
Other expense	`OtherNonoperatingExpense`	$14.93M	USD	Annual
Interest expense (net of capitalized interest of $75,436, $107,275 and $28,062, respectively)	`InterestExpense`	$712.89M	USD	Annual
Interest expense (net of capitalized interest of $75,436, $107,275 and $28,062, respectively)	`InterestExpense`	$469.62M	USD	Annual
Interest expense (net of capitalized interest of $75,436, $107,275 and $28,062, respectively)	`InterestExpense`	$491.77M	USD	Annual
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$802.32M	USD	Annual
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$1.52B	USD	Annual
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$1.65B	USD	Annual
Income taxes (Note L)	`IncomeTaxExpenseBenefit`	$372.41M	USD	Annual
Income taxes (Note L)	`IncomeTaxExpenseBenefit`	$189.51M	USD	Annual
Income taxes (Note L)	`IncomeTaxExpenseBenefit`	$362.90M	USD	Annual
Net income	`ProfitLoss`	$308.03M	USD	1 Quarter
Net income	`ProfitLoss`	$1.28B	USD	Annual
Net income	`ProfitLoss`	$311.96M	USD	1 Quarter
Net income	`ProfitLoss`	$312.32M	USD	1 Quarter
Net income	`ProfitLoss`	$134.32M	USD	1 Quarter
Net income	`ProfitLoss`	$612.81M	USD	Annual
Net income	`ProfitLoss`	$309.15M	USD	1 Quarter
Net income	`ProfitLoss`	$-141.86M	USD	1 Quarter
Net income	`ProfitLoss`	$320.25M	USD	1 Quarter
Net income	`ProfitLoss`	$1.16B	USD	Annual
Net income	`ProfitLoss`	$337.21M	USD	1 Quarter
Less: Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$3.33M	USD	Annual
Less: Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	-	USD	Annual
Less: Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	-	USD	Annual
Net income attributable to ONEOK	`NetIncomeLoss`	$1.28B	USD	Annual
Net income attributable to ONEOK	`NetIncomeLoss`	$612.81M	USD	Annual
Net income attributable to ONEOK	`NetIncomeLoss`	$1.15B	USD	Annual
Less: Preferred stock dividends	`PreferredStockDividendsIncomeStatementImpact`	$1.10M	USD	Annual
Less: Preferred stock dividends	`PreferredStockDividendsIncomeStatementImpact`	$1.10M	USD	Annual
Less: Preferred stock dividends	`PreferredStockDividendsIncomeStatementImpact`	$1.10M	USD	Annual
Net income available to common shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$1.28B	USD	Annual
Net income available to common shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$134.05M	USD	1 Quarter
Net income available to common shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$307.75M	USD	1 Quarter
Net income available to common shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$1.15B	USD	Annual
Net income available to common shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$611.71M	USD	Annual
Net income available to common shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$312.04M	USD	1 Quarter
Net income available to common shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-142.13M	USD	1 Quarter
Net income available to common shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$308.88M	USD	1 Quarter
Net income available to common shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$311.69M	USD	1 Quarter
Net income available to common shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$336.93M	USD	1 Quarter
Net income available to common shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$319.98M	USD	1 Quarter
Basic EPS (Note I)	`EarningsPerShareBasic`	$3.09	USD	Annual
Basic EPS (Note I)	`EarningsPerShareBasic`	$2.80	USD	Annual
Basic EPS (Note I)	`EarningsPerShareBasic`	$1.42	USD	Annual
Basic EPS (Note I)	`EarningsPerShareBasic`	$0.77	USD	1 Quarter
Basic EPS (Note I)	`EarningsPerShareBasic`	$-0.34	USD	1 Quarter
Basic EPS (Note I)	`EarningsPerShareBasic`	$0.82	USD	1 Quarter
Basic EPS (Note I)	`EarningsPerShareBasic`	$0.70	USD	1 Quarter
Basic EPS (Note I)	`EarningsPerShareBasic`	$0.32	USD	1 Quarter
Basic EPS (Note I)	`EarningsPerShareBasic`	$0.75	USD	1 Quarter
Basic EPS (Note I)	`EarningsPerShareBasic`	$0.69	USD	1 Quarter
Basic EPS (Note I)	`EarningsPerShareBasic`	$0.75	USD	1 Quarter
Diluted EPS (Note I)	`EarningsPerShareDiluted`	$0.32	USD	1 Quarter
Diluted EPS (Note I)	`EarningsPerShareDiluted`	$0.69	USD	1 Quarter
Diluted EPS (Note I)	`EarningsPerShareDiluted`	$0.77	USD	1 Quarter
Diluted EPS (Note I)	`EarningsPerShareDiluted`	$0.70	USD	1 Quarter
Diluted EPS (Note I)	`EarningsPerShareDiluted`	$3.07	USD	Annual
Diluted EPS (Note I)	`EarningsPerShareDiluted`	$0.74	USD	1 Quarter
Diluted EPS (Note I)	`EarningsPerShareDiluted`	$0.75	USD	1 Quarter
Diluted EPS (Note I)	`EarningsPerShareDiluted`	$-0.34	USD	1 Quarter
Diluted EPS (Note I)	`EarningsPerShareDiluted`	$0.81	USD	1 Quarter
Diluted EPS (Note I)	`EarningsPerShareDiluted`	$2.78	USD	Annual
Diluted EPS (Note I)	`EarningsPerShareDiluted`	$1.42	USD	Annual
Basic	`WeightedAverageNumberOfSharesOutstandingBasic`	431.11M	shares	Annual
Basic	`WeightedAverageNumberOfSharesOutstandingBasic`	411.49M	shares	Annual
Basic	`WeightedAverageNumberOfSharesOutstandingBasic`	413.56M	shares	Annual
Diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	415.44M	shares	Annual
Diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	431.78M	shares	Annual
Diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	414.19M	shares	Annual

Cash Flow Statement 113 line items

Line Item	Tag	Value	Unit	Period
Net income	`ProfitLoss`	$308.03M	USD	1 Quarter
Net income	`ProfitLoss`	$1.28B	USD	Annual
Net income	`ProfitLoss`	$311.96M	USD	1 Quarter
Net income	`ProfitLoss`	$312.32M	USD	1 Quarter
Net income	`ProfitLoss`	$134.32M	USD	1 Quarter
Net income	`ProfitLoss`	$612.81M	USD	Annual
Net income	`ProfitLoss`	$309.15M	USD	1 Quarter
Net income	`ProfitLoss`	$-141.86M	USD	1 Quarter
Net income	`ProfitLoss`	$320.25M	USD	1 Quarter
Net income	`ProfitLoss`	$1.16B	USD	Annual
Net income	`ProfitLoss`	$337.21M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$476.54M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$428.56M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$578.66M	USD	Annual
Impairment charges	`AssetImpairmentCharges`	-	USD	Annual
Impairment charges	`AssetImpairmentCharges`	$641.80M	USD	1 Quarter
Impairment charges	`AssetImpairmentCharges`	-	USD	Annual
Impairment charges	`AssetImpairmentCharges`	$644.93M	USD	Annual
Equity in net earnings from investments	`IncomeLossFromEquityMethodInvestments`	$158.38M	USD	Annual
Equity in net earnings from investments	`IncomeLossFromEquityMethodInvestments`	$143.24M	USD	Annual
Equity in net earnings from investments	`IncomeLossFromEquityMethodInvestments`	$154.54M	USD	Annual
Distributions received from unconsolidated affiliates	`EquityMethodInvestmentDividendsOrDistributions`	$170.53M	USD	Annual
Distributions received from unconsolidated affiliates	`EquityMethodInvestmentDividendsOrDistributions`	$144.35M	USD	Annual
Distributions received from unconsolidated affiliates	`EquityMethodInvestmentDividendsOrDistributions`	$163.48M	USD	Annual
Deferred income tax expense	`DeferredIncomeTaxExpenseBenefit`	$361.01M	USD	Annual
Deferred income tax expense	`DeferredIncomeTaxExpenseBenefit`	$186.73M	USD	Annual
Deferred income tax expense	`DeferredIncomeTaxExpenseBenefit`	$372.73M	USD	Annual
Other, net	`OtherOperatingActivitiesCashFlowStatement`	$35.33M	USD	Annual
Other, net	`OtherOperatingActivitiesCashFlowStatement`	$-26.10M	USD	Annual
Other, net	`OtherOperatingActivitiesCashFlowStatement`	$23.57M	USD	Annual
Accounts receivable	`IncreaseDecreaseInReceivables`	$19.69M	USD	Annual
Accounts receivable	`IncreaseDecreaseInReceivables`	$-383.99M	USD	Annual
Accounts receivable	`IncreaseDecreaseInReceivables`	$1.30M	USD	Annual
NGLs and natural gas in storage	`IncreaseDecreaseInInventories`	$-77.12M	USD	Annual
NGLs and natural gas in storage	`IncreaseDecreaseInInventories`	$-38.46M	USD	Annual
NGLs and natural gas in storage	`IncreaseDecreaseInInventories`	$8.26M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-320.13M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-80.26M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-62.95M	USD	Annual
Commodity imbalances	`IncreaseDecreaseInCommodityExchangesAndImbalancesNet`	$95.20M	USD	Annual
Commodity imbalances	`IncreaseDecreaseInCommodityExchangesAndImbalancesNet`	$-44.30M	USD	Annual
Commodity imbalances	`IncreaseDecreaseInCommodityExchangesAndImbalancesNet`	$-1.93M	USD	Annual
Accrued interest	`IncreaseDecreaseInInterestPayableNet`	$26.07M	USD	Annual
Accrued interest	`IncreaseDecreaseInInterestPayableNet`	$54.40M	USD	Annual
Accrued interest	`IncreaseDecreaseInInterestPayableNet`	$29.37M	USD	Annual
Risk-management assets and liabilities	`IncreaseDecreaseInDerivativeAssetsAndLiabilities`	$-187.46M	USD	Annual
Risk-management assets and liabilities	`IncreaseDecreaseInDerivativeAssetsAndLiabilities`	$117.72M	USD	Annual
Risk-management assets and liabilities	`IncreaseDecreaseInDerivativeAssetsAndLiabilities`	$-86.27M	USD	Annual
Other assets and liabilities, net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$118.21M	USD	Annual
Other assets and liabilities, net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$14.17M	USD	Annual
Other assets and liabilities, net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$4.61M	USD	Annual
Cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$2.19B	USD	Annual
Cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$1.90B	USD	Annual
Cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$1.95B	USD	Annual
Capital expenditures (less allowance for equity funds used during construction)	`PaymentsToAcquirePropertyPlantAndEquipment`	$2.20B	USD	Annual
Capital expenditures (less allowance for equity funds used during construction)	`PaymentsToAcquirePropertyPlantAndEquipment`	$2.14B	USD	Annual
Capital expenditures (less allowance for equity funds used during construction)	`PaymentsToAcquirePropertyPlantAndEquipment`	$3.85B	USD	Annual
Distributions received from unconsolidated affiliates in excess of cumulative earnings	`ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital`	$31.81M	USD	Annual
Distributions received from unconsolidated affiliates in excess of cumulative earnings	`ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital`	$94.17M	USD	Annual
Distributions received from unconsolidated affiliates in excess of cumulative earnings	`ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital`	$26.76M	USD	Annual
Other, net	`PaymentsForProceedsFromOtherInvestingActivities`	$106.96M	USD	Annual
Other, net	`PaymentsForProceedsFromOtherInvestingActivities`	$170.00K	USD	Annual
Other, net	`PaymentsForProceedsFromOtherInvestingActivities`	$14.58M	USD	Annual
Cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-2.11B	USD	Annual
Cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-3.77B	USD	Annual
Cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-2.27B	USD	Annual
Dividends paid	`PaymentsOfDividends`	$1.61B	USD	Annual
Dividends paid	`PaymentsOfDividends`	$1.34B	USD	Annual
Dividends paid	`PaymentsOfDividends`	$1.46B	USD	Annual
Distributions to noncontrolling interests	`PaymentsOfDividendsMinorityInterest`	$3.50M	USD	Annual
Distributions to noncontrolling interests	`PaymentsOfDividendsMinorityInterest`	-	USD	Annual
Distributions to noncontrolling interests	`PaymentsOfDividendsMinorityInterest`	-	USD	Annual
Borrowing (repayment) of short-term borrowings, net	`ProceedsFromRepaymentsOfShortTermDebt`	$-614.67M	USD	Annual
Borrowing (repayment) of short-term borrowings, net	`ProceedsFromRepaymentsOfShortTermDebt`	$-220.00M	USD	Annual
Borrowing (repayment) of short-term borrowings, net	`ProceedsFromRepaymentsOfShortTermDebt`	$220.00M	USD	Annual
Issuance of long-term debt, net of discounts	`ProceedsFromIssuanceOfLongTermDebt`	$3.24B	USD	Annual
Issuance of long-term debt, net of discounts	`ProceedsFromIssuanceOfLongTermDebt`	$4.19B	USD	Annual
Issuance of long-term debt, net of discounts	`ProceedsFromIssuanceOfLongTermDebt`	$1.80B	USD	Annual
Debt financing costs	`PaymentsOfFinancingCosts`	$13.44M	USD	Annual
Debt financing costs	`PaymentsOfFinancingCosts`	$29.75M	USD	Annual
Debt financing costs	`PaymentsOfFinancingCosts`	$28.25M	USD	Annual
Repayment of long-term debt	`RepaymentsOfLongTermDebt`	$932.65M	USD	Annual
Repayment of long-term debt	`RepaymentsOfLongTermDebt`	$1.06B	USD	Annual
Repayment of long-term debt	`RepaymentsOfLongTermDebt`	$1.46B	USD	Annual
Issuance of common stock	`ProceedsFromIssuanceOfCommonStock`	$29.04M	USD	Annual
Issuance of common stock	`ProceedsFromIssuanceOfCommonStock`	$1.20B	USD	Annual
Issuance of common stock	`ProceedsFromIssuanceOfCommonStock`	$969.76M	USD	Annual
Acquisition of noncontrolling interests	`PaymentsToAcquireAdditionalInterestInSubsidiaries`	$195.00M	USD	Annual
Acquisition of noncontrolling interests	`PaymentsToAcquireAdditionalInterestInSubsidiaries`	-	USD	Annual
Acquisition of noncontrolling interests	`PaymentsToAcquireAdditionalInterestInSubsidiaries`	-	USD	Annual
Other, net	`ProceedsFromPaymentsForOtherFinancingActivities`	$-58.79M	USD	Annual
Other, net	`ProceedsFromPaymentsForOtherFinancingActivities`	$-2.48M	USD	Annual
Other, net	`ProceedsFromPaymentsForOtherFinancingActivities`	$-28.70M	USD	Annual
Cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$1.83B	USD	Annual
Cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$875.00M	USD	Annual
Cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-97.05M	USD	Annual
Change in cash and cash equivalents	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$-25.22M	USD	Annual
Change in cash and cash equivalents	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$503.54M	USD	Annual
Change in cash and cash equivalents	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$8.98M	USD	Annual
Cash and cash equivalents at beginning of period	`CashAndCashEquivalentsAtCarryingValue`	$11.97M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashAndCashEquivalentsAtCarryingValue`	$20.96M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashAndCashEquivalentsAtCarryingValue`	$524.50M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashAndCashEquivalentsAtCarryingValue`	$37.19M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashAndCashEquivalentsAtCarryingValue`	$11.97M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashAndCashEquivalentsAtCarryingValue`	$20.96M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashAndCashEquivalentsAtCarryingValue`	$524.50M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashAndCashEquivalentsAtCarryingValue`	$37.19M	USD	Point-in-time
Cash paid for interest, net of amounts capitalized	`InterestPaid`	$418.24M	USD	Annual
Cash paid for interest, net of amounts capitalized	`InterestPaid`	$435.17M	USD	Annual
Cash paid for interest, net of amounts capitalized	`InterestPaid`	$760.98M	USD	Annual
Cash paid for income taxes, net of refunds	`IncomeTaxesPaid`	$2.23M	USD	Annual
Cash paid for income taxes, net of refunds	`IncomeTaxesPaid`	$342.00K	USD	Annual
Cash paid for income taxes, net of refunds	`IncomeTaxesPaid`	$2.69M	USD	Annual

Stockholders Equity 75 line items

Line Item	Tag	Value	Unit	Period
Preferred stock dividends paid (in dollars per share)	`PreferredStockDividendsPerShareCashPaid`	$55.00	USD	Annual
Preferred stock dividends paid (in dollars per share)	`PreferredStockDividendsPerShareCashPaid`	$55.00	USD	Annual
Preferred stock dividends paid (in dollars per share)	`PreferredStockDividendsPerShareCashPaid`	$55.00	USD	Annual
Common stock dividends paid (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$3.53	USD	Annual
Common stock dividends paid (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.94	USD	1 Quarter
Common stock dividends paid (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.92	USD	1 Quarter
Common stock dividends paid (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.86	USD	1 Quarter
Common stock dividends paid (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.89	USD	1 Quarter
Common stock dividends paid (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.77	USD	1 Quarter
Common stock dividends paid (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.86	USD	1 Quarter
Common stock dividends paid (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$3.74	USD	Annual
Common stock dividends paid (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.85	USD	1 Quarter
Common stock dividends paid (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.80	USD	1 Quarter
Common stock dividends paid (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.82	USD	1 Quarter
Common stock dividends paid (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.94	USD	1 Quarter
Common stock dividends paid (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.94	USD	1 Quarter
Common stock dividends paid (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.94	USD	1 Quarter
Common stock dividends paid (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$3.25	USD	Annual
Total equity, beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.23B	USD	Point-in-time
Total equity, beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.04B	USD	Point-in-time
Total equity, beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.69B	USD	Point-in-time
Total equity, beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.58B	USD	Point-in-time
Cumulative effect adjustment for adoption of ASUs	`CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption`	$1.72M	USD	Point-in-time
Cumulative effect adjustment for adoption of ASUs	`CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption`	$-67.00K	USD	Point-in-time
Net income	`ProfitLoss`	$308.03M	USD	1 Quarter
Net income	`ProfitLoss`	$1.28B	USD	Annual
Net income	`ProfitLoss`	$311.96M	USD	1 Quarter
Net income	`ProfitLoss`	$312.32M	USD	1 Quarter
Net income	`ProfitLoss`	$134.32M	USD	1 Quarter
Net income	`ProfitLoss`	$612.81M	USD	Annual
Net income	`ProfitLoss`	$309.15M	USD	1 Quarter
Net income	`ProfitLoss`	$-141.86M	USD	1 Quarter
Net income	`ProfitLoss`	$320.25M	USD	1 Quarter
Net income	`ProfitLoss`	$1.16B	USD	Annual
Net income	`ProfitLoss`	$337.21M	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-185.76M	USD	Annual
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$38.39M	USD	Annual
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-177.45M	USD	Annual
Preferred stock dividends paid (in dollars per share)	`PreferredStockDividendsPerShareCashPaid`	$55.00	USD	Annual
Preferred stock dividends paid (in dollars per share)	`PreferredStockDividendsPerShareCashPaid`	$55.00	USD	Annual
Preferred stock dividends paid (in dollars per share)	`PreferredStockDividendsPerShareCashPaid`	$55.00	USD	Annual
Preferred stock dividends	`DividendsPreferredStock`	$1.10M	USD	Annual
Preferred stock dividends	`DividendsPreferredStock`	$1.10M	USD	Annual
Preferred stock dividends	`DividendsPreferredStock`	$1.10M	USD	Annual
Common Stock Issued During Period, Value, Other	`StockIssuedDuringPeriodValueOther`	$35.74M	USD	Annual
Common Stock Issued During Period, Value, Other	`StockIssuedDuringPeriodValueOther`	$978.87M	USD	Annual
Common Stock Issued During Period, Value, Other	`StockIssuedDuringPeriodValueOther`	$1.21B	USD	Annual
Common stock dividends paid (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$3.53	USD	Annual
Common stock dividends paid (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.94	USD	1 Quarter
Common stock dividends paid (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.92	USD	1 Quarter
Common stock dividends paid (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.86	USD	1 Quarter
Common stock dividends paid (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.89	USD	1 Quarter
Common stock dividends paid (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.77	USD	1 Quarter
Common stock dividends paid (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.86	USD	1 Quarter
Common stock dividends paid (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$3.74	USD	Annual
Common stock dividends paid (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.85	USD	1 Quarter
Common stock dividends paid (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.80	USD	1 Quarter
Common stock dividends paid (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.82	USD	1 Quarter
Common stock dividends paid (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.94	USD	1 Quarter
Common stock dividends paid (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.94	USD	1 Quarter
Common stock dividends paid (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.94	USD	1 Quarter
Common stock dividends paid (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$3.25	USD	Annual
Common Stock Dividends	`DividendsCommonStock`	$1.34B	USD	Annual
Common Stock Dividends	`DividendsCommonStock`	$1.60B	USD	Annual
Common Stock Dividends	`DividendsCommonStock`	$1.46B	USD	Annual
Distributions to noncontrolling interests	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$3.50M	USD	Annual
Contributions from noncontrolling interests	`ProceedsFromMinorityShareholders`	$16.45M	USD	Annual
Acquisition of noncontrolling interests (Note G)	`NoncontrollingInterestIncreaseFromBusinessCombination`	$-195.00M	USD	Annual
Other, net	`StockholdersEquityOther`	$-23.16M	USD	Annual
Other, net	`StockholdersEquityOther`	$8.32M	USD	Annual
Other, net	`StockholdersEquityOther`	$8.96M	USD	Annual
Total equity, ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.23B	USD	Point-in-time
Total equity, ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.04B	USD	Point-in-time
Total equity, ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.69B	USD	Point-in-time
Total equity, ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.58B	USD	Point-in-time

Comprehensive Income 47 line items

Line Item	Tag	Value	Unit	Period
Change in fair value of derivatives, tax	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax`	$-1.69M	USD	Annual
Change in fair value of derivatives, tax	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax`	$-49.29M	USD	Annual
Change in fair value of derivatives, tax	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax`	$-44.15M	USD	Annual
Derivative amounts reclassified to net income, tax	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax`	$-6.31M	USD	Annual
Derivative amounts reclassified to net income, tax	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax`	$-11.01M	USD	Annual
Derivative amounts reclassified to net income, tax	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax`	$6.06M	USD	Annual
Net income	`ProfitLoss`	$308.03M	USD	1 Quarter
Net income	`ProfitLoss`	$1.28B	USD	Annual
Change in retirement and other postretirement benefit plan obligations, tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$2.91M	USD	Annual
Net income	`ProfitLoss`	$311.96M	USD	1 Quarter
Net income	`ProfitLoss`	$312.32M	USD	1 Quarter
Net income	`ProfitLoss`	$134.32M	USD	1 Quarter
Net income	`ProfitLoss`	$612.81M	USD	Annual
Net income	`ProfitLoss`	$309.15M	USD	1 Quarter
Change in retirement and other postretirement benefit plan obligations, tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-1.43M	USD	Annual
Net income	`ProfitLoss`	$-141.86M	USD	1 Quarter
Net income	`ProfitLoss`	$320.25M	USD	1 Quarter
Net income	`ProfitLoss`	$1.16B	USD	Annual
Net income	`ProfitLoss`	$337.21M	USD	1 Quarter
Change in retirement and other postretirement benefit plan obligations, tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$7.81M	USD	Annual
Other comprehensive income (loss) of unconsolidated affiliates, tax	`OtherComprehensiveIncomeLossPortionAttributabletoEquityMethodInvestmentsTax`	$2.20M	USD	Annual
Other comprehensive income (loss) of unconsolidated affiliates, tax	`OtherComprehensiveIncomeLossPortionAttributabletoEquityMethodInvestmentsTax`	$-724.00K	USD	Annual
Other comprehensive income (loss) of unconsolidated affiliates, tax	`OtherComprehensiveIncomeLossPortionAttributabletoEquityMethodInvestmentsTax`	$2.15M	USD	Annual
Change in fair value of derivatives, net of tax of $49,292, $44,149 and $1,694, respectively	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$-147.80M	USD	Annual
Change in fair value of derivatives, net of tax of $49,292, $44,149 and $1,694, respectively	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$-5.67M	USD	Annual
Change in fair value of derivatives, net of tax of $49,292, $44,149 and $1,694, respectively	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$-165.02M	USD	Annual
Derivative amounts reclassified to net income, net of tax of $(6,313), $6,058 and $(11,013), respectively	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	$-21.10M	USD	Annual
Derivative amounts reclassified to net income, net of tax of $(6,313), $6,058 and $(11,013), respectively	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	$21.06M	USD	Annual
Derivative amounts reclassified to net income, net of tax of $(6,313), $6,058 and $(11,013), respectively	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	$-36.87M	USD	Annual
Change in retirement and other postretirement benefit plan obligations, net of tax of $7,812, $2,910 and $(1,425), respectively	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$9.70M	USD	Annual
Change in retirement and other postretirement benefit plan obligations, net of tax of $7,812, $2,910 and $(1,425), respectively	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-4.77M	USD	Annual
Change in retirement and other postretirement benefit plan obligations, net of tax of $7,812, $2,910 and $(1,425), respectively	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$26.15M	USD	Annual
Other comprehensive income (loss) of unconsolidated affiliates, net of tax of $2,201, $2,152 and $(724), respectively	`OtherComprehensiveIncomeLossPortionAttributabletoEquityMethodInvestmentsNetofTax`	$-7.21M	USD	Annual
Other comprehensive income (loss) of unconsolidated affiliates, net of tax of $2,201, $2,152 and $(724), respectively	`OtherComprehensiveIncomeLossPortionAttributabletoEquityMethodInvestmentsNetofTax`	$-7.37M	USD	Annual
Other comprehensive income (loss) of unconsolidated affiliates, net of tax of $2,201, $2,152 and $(724), respectively	`OtherComprehensiveIncomeLossPortionAttributabletoEquityMethodInvestmentsNetofTax`	$2.42M	USD	Annual
Total other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-185.76M	USD	Annual
Total other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$38.39M	USD	Annual
Total other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-177.45M	USD	Annual
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$1.09B	USD	Annual
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$1.19B	USD	Annual
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$435.36M	USD	Annual
Less: Comprehensive income attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	-	USD	Annual
Less: Comprehensive income attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$3.33M	USD	Annual
Less: Comprehensive income attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	-	USD	Annual
Comprehensive income attributable to ONEOK	`ComprehensiveIncomeNetOfTax`	$435.36M	USD	Annual
Comprehensive income attributable to ONEOK	`ComprehensiveIncomeNetOfTax`	$1.09B	USD	Annual
Comprehensive income attributable to ONEOK	`ComprehensiveIncomeNetOfTax`	$1.19B	USD	Annual

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