10-K Filing

PARSONS CORP CIK: 275880 FY 2021

Filing Information

Form Type	10-K
Accession Number	`0001564590-22-006026`
Period End Date	20211231
Filing Date	20220223
Fiscal Year	2021
Fiscal Period	FY
XBRL Instance	psn-10k_20211231_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 105 Income Statement 48 Cash Flow Statement 146 Stockholders Equity 41 Comprehensive Income 18

Balance Sheet 105 line items

Line Item	Tag	Value	Unit	Period
Cash and cash equivalents (including $78,514 and $75,220 Cash of consolidated joint ventures)	`CashAndCashEquivalentsAtCarryingValue`	$483.61M	USD	Point-in-time
Cash and cash equivalents (including $78,514 and $75,220 Cash of consolidated joint ventures)	`CashAndCashEquivalentsAtCarryingValue`	$342.61M	USD	Point-in-time
Restricted cash and investments	`RestrictedCashAndInvestmentsCurrent`	$1.27M	USD	Point-in-time
Restricted cash and investments	`RestrictedCashAndInvestmentsCurrent`	$3.61M	USD	Point-in-time
Accounts receivable, net (including $140,266 and $190,643 Accounts receivable of consolidated joint ventures, net)	`AccountsReceivableNetCurrent`	$698.58M	USD	Point-in-time
Accounts receivable, net (including $140,266 and $190,643 Accounts receivable of consolidated joint ventures, net)	`AccountsReceivableNetCurrent`	$598.31M	USD	Point-in-time
Contract assets (including $8,779 and $23,498 Contract assets of consolidated joint ventures)	`ContractWithCustomerAssetNetCurrent`	$579.22M	USD	Point-in-time
Contract assets (including $8,779 and $23,498 Contract assets of consolidated joint ventures)	`ContractWithCustomerAssetNetCurrent`	$576.57M	USD	Point-in-time
Prepaid expenses and other current assets (including $18,783 and $3,045 Prepaid expenses and other current assets of consolidated joint ventures)	`PrepaidExpenseAndOtherAssetsCurrent`	$110.94M	USD	Point-in-time
Prepaid expenses and other current assets (including $18,783 and $3,045 Prepaid expenses and other current assets of consolidated joint ventures)	`PrepaidExpenseAndOtherAssetsCurrent`	$80.77M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$1.63B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$1.84B	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$483.61M	USD	Point-in-time
Property and equipment, net (including $1,721 and $2,629 Property and equipment of consolidated joint ventures, net)	`PropertyPlantAndEquipmentNet`	$121.03M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$342.61M	USD	Point-in-time
Property and equipment, net (including $1,721 and $2,629 Property and equipment of consolidated joint ventures, net)	`PropertyPlantAndEquipmentNet`	$122.75M	USD	Point-in-time
Property and equipment, net (including $1,721 and $2,629 Property and equipment of consolidated joint ventures, net)	`PropertyPlantAndEquipmentNet`	$104.20M	USD	Point-in-time
Right of use assets, operating leases	`OperatingLeaseRightOfUseAsset`	$182.67M	USD	Point-in-time
Accounts receivable, net	`AccountsReceivableNetCurrent`	$698.58M	USD	Point-in-time
Accounts receivable, net	`AccountsReceivableNetCurrent`	$598.31M	USD	Point-in-time
Right of use assets, operating leases	`OperatingLeaseRightOfUseAsset`	$210.40M	USD	Point-in-time
Contract assets	`ContractWithCustomerAssetNetCurrent`	$579.22M	USD	Point-in-time
Contract assets	`ContractWithCustomerAssetNetCurrent`	$576.57M	USD	Point-in-time
Goodwill	`Goodwill`	$1.05B	USD	Point-in-time
Goodwill	`Goodwill`	$1.41B	USD	Point-in-time
Goodwill	`Goodwill`	$1.26B	USD	Point-in-time
Prepaid expenses and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$110.94M	USD	Point-in-time
Investments in and advances to unconsolidated joint ventures	`InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures`	$110.69M	USD	Point-in-time
Prepaid expenses and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$80.77M	USD	Point-in-time
Investments in and advances to unconsolidated joint ventures	`InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures`	$68.97M	USD	Point-in-time
Property and equipment, net	`PropertyPlantAndEquipmentNet`	$121.03M	USD	Point-in-time
Intangible assets, net	`IntangibleAssetsNetExcludingGoodwill`	$207.82M	USD	Point-in-time
Property and equipment, net	`PropertyPlantAndEquipmentNet`	$122.75M	USD	Point-in-time
Property and equipment, net	`PropertyPlantAndEquipmentNet`	$104.20M	USD	Point-in-time
Intangible assets, net	`IntangibleAssetsNetExcludingGoodwill`	$245.96M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$225.68M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$196.29M	USD	Point-in-time
Deferred tax assets	`DeferredIncomeTaxAssetsNet`	$134.39M	USD	Point-in-time
Deferred tax assets	`DeferredIncomeTaxAssetsNet`	$130.20M	USD	Point-in-time
Accrued expenses and other current liabilities	`AccruedExpensesAndOtherCurrentLiabilities`	$599.09M	USD	Point-in-time
Other noncurrent assets	`OtherAssetsNoncurrent`	$56.04M	USD	Point-in-time
Other noncurrent assets	`OtherAssetsNoncurrent`	$46.13M	USD	Point-in-time
Accrued expenses and other current liabilities	`AccruedExpensesAndOtherCurrentLiabilities`	$650.75M	USD	Point-in-time
Contract liabilities	`ContractWithCustomerLiabilityCurrent`	$171.67M	USD	Point-in-time
Contract liabilities	`ContractWithCustomerLiabilityCurrent`	$201.86M	USD	Point-in-time
Total assets	`Assets`	$3.83B	USD	Point-in-time
Total assets	`Assets`	$3.94B	USD	Point-in-time
Common stock, par value	`CommonStockParOrStatedValuePerShare`	$1.00	USD	Point-in-time
Common stock, par value	`CommonStockParOrStatedValuePerShare`	$1.00	USD	Point-in-time
Common stock, shares authorized	`CommonStockSharesAuthorized`	1.00B	shares	Point-in-time
Common stock, shares authorized	`CommonStockSharesAuthorized`	1.00B	shares	Point-in-time
Common stock, shares, issued	`CommonStockSharesIssued`	146.28M	shares	Point-in-time
Accounts payable (including $78,558 and $97,810 Accounts payable of consolidated joint ventures)	`AccountsPayableCurrent`	$225.68M	USD	Point-in-time
Common stock, shares, issued	`CommonStockSharesIssued`	146.61M	shares	Point-in-time
Accounts payable (including $78,558 and $97,810 Accounts payable of consolidated joint ventures)	`AccountsPayableCurrent`	$196.29M	USD	Point-in-time
Accrued expenses and other current liabilities (including $82,746 and $68,801 Accrued expenses and other current liabilities of consolidated joint ventures)	`AccruedExpensesAndOtherCurrentLiabilities`	$599.09M	USD	Point-in-time
Common stock, shares, outstanding	`CommonStockSharesOutstanding`	33.33M	shares	Point-in-time
Accrued expenses and other current liabilities (including $82,746 and $68,801 Accrued expenses and other current liabilities of consolidated joint ventures)	`AccruedExpensesAndOtherCurrentLiabilities`	$650.75M	USD	Point-in-time
Common stock, shares, outstanding	`CommonStockSharesOutstanding`	25.72M	shares	Point-in-time
Treasury stock, shares	`TreasuryStockShares`	42.62M	shares	Point-in-time
Contract liabilities (including $14,333 and $33,922 Contract liabilities of consolidated joint ventures)	`ContractWithCustomerLiabilityCurrent`	$171.67M	USD	Point-in-time
Contract liabilities (including $14,333 and $33,922 Contract liabilities of consolidated joint ventures)	`ContractWithCustomerLiabilityCurrent`	$201.86M	USD	Point-in-time
Treasury stock, shares	`TreasuryStockShares`	42.62M	shares	Point-in-time
Short-term lease liabilities, operating leases	`OperatingLeaseLiabilityCurrent`	$54.13M	USD	Point-in-time
Short-term lease liabilities, operating leases	`OperatingLeaseLiabilityCurrent`	$55.90M	USD	Point-in-time
Income taxes payable	`TaxesPayableCurrent`	$4.98M	USD	Point-in-time
Income taxes payable	`TaxesPayableCurrent`	$7.84M	USD	Point-in-time
Short-term debt	`LongTermDebtCurrent`	$50.00M	USD	Point-in-time
Short-term debt	`LongTermDebtCurrent`	-	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$1.19B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$1.03B	USD	Point-in-time
Long-term employee incentives	`LongTermEmployeeIncentives`	$21.83M	USD	Point-in-time
Long-term employee incentives	`LongTermEmployeeIncentives`	$16.00M	USD	Point-in-time
Long-term debt	`LongTermDebtNoncurrent`	$591.92M	USD	Point-in-time
Long-term debt	`LongTermDebtNoncurrent`	$540.00M	USD	Point-in-time
Long-term lease liabilities, operating leases	`OperatingLeaseLiabilityNoncurrent`	$182.47M	USD	Point-in-time
Long-term lease liabilities, operating leases	`OperatingLeaseLiabilityNoncurrent`	$148.89M	USD	Point-in-time
Deferred tax liabilities	`DeferredIncomeTaxLiabilitiesNet`	$11.40M	USD	Point-in-time
Deferred tax liabilities	`DeferredIncomeTaxLiabilitiesNet`	$12.29M	USD	Point-in-time
Other long-term liabilities	`OtherLiabilitiesNoncurrent`	$94.83M	USD	Point-in-time
Other long-term liabilities	`OtherLiabilitiesNoncurrent`	$132.30M	USD	Point-in-time
Total liabilities	`Liabilities`	$1.89B	USD	Point-in-time
Total liabilities	`Liabilities`	$2.08B	USD	Point-in-time
Contingencies (Note 15)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Contingencies (Note 15)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Common stock, $1 par value; authorized 1,000,000,000 shares; 146,276,880 and 146,609,288 shares issued; 33,331,494 and 25,719,350 public shares outstanding; 70,328,237 and 76,641,312 ESOP shares outstanding	`CommonStockValue`	$146.61M	USD	Point-in-time
Common stock, $1 par value; authorized 1,000,000,000 shares; 146,276,880 and 146,609,288 shares issued; 33,331,494 and 25,719,350 public shares outstanding; 70,328,237 and 76,641,312 ESOP shares outstanding	`CommonStockValue`	$146.28M	USD	Point-in-time
Treasury stock, 42,617,149 shares at cost	`TreasuryStockValue`	$899.33M	USD	Point-in-time
Treasury stock, 42,617,149 shares at cost	`TreasuryStockValue`	$867.39M	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$2.68B	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$2.70B	USD	Point-in-time
Accumulated deficit	`RetainedEarningsAccumulatedDeficit`	$-53.53M	USD	Point-in-time
Accumulated deficit	`RetainedEarningsAccumulatedDeficit`	$-120.57M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-13.87M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-9.57M	USD	Point-in-time
Total Parsons Corporation shareholders' equity	`StockholdersEquity`	$1.81B	USD	Point-in-time
Total Parsons Corporation shareholders' equity	`StockholdersEquity`	$1.90B	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$47.65M	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$36.34M	USD	Point-in-time
Total shareholders' equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.66B	USD	Point-in-time
Total shareholders' equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$-921.08M	USD	Point-in-time
Total shareholders' equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.86B	USD	Point-in-time
Total shareholders' equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.94B	USD	Point-in-time
Total liabilities and shareholders' equity	`LiabilitiesAndStockholdersEquity`	$3.83B	USD	Point-in-time
Total liabilities and shareholders' equity	`LiabilitiesAndStockholdersEquity`	$3.94B	USD	Point-in-time

Income Statement 48 line items

Line Item	Tag	Value	Unit	Period
Revenue	`RevenueFromContractWithCustomerExcludingAssessedTax`	$3.95B	USD	Annual
Revenue	`RevenueFromContractWithCustomerExcludingAssessedTax`	$3.92B	USD	Annual
Revenue	`RevenueFromContractWithCustomerExcludingAssessedTax`	$3.66B	USD	Annual
Direct cost of contracts	`CostOfGoodsAndServicesSold`	$2.81B	USD	Annual
Direct cost of contracts	`CostOfGoodsAndServicesSold`	$3.12B	USD	Annual
Direct cost of contracts	`CostOfGoodsAndServicesSold`	$3.04B	USD	Annual
Equity in earnings of unconsolidated joint ventures	`IncomeLossFromEquityMethodInvestments`	$41.72M	USD	Annual
Equity in earnings of unconsolidated joint ventures	`IncomeLossFromEquityMethodInvestments`	$36.86M	USD	Annual
Equity in earnings of unconsolidated joint ventures	`IncomeLossFromEquityMethodInvestments`	$30.06M	USD	Annual
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$781.41M	USD	Annual
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$757.24M	USD	Annual
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$729.10M	USD	Annual
Operating income	`OperatingIncomeLoss`	$177.81M	USD	Annual
Operating income	`OperatingIncomeLoss`	$132.45M	USD	Annual
Operating income	`OperatingIncomeLoss`	$92.06M	USD	Annual
Interest income	`InvestmentIncomeInterest`	$787.00K	USD	Annual
Interest income	`InvestmentIncomeInterest`	$1.30M	USD	Annual
Interest income	`InvestmentIncomeInterest`	$396.00K	USD	Annual
Interest expense	`InterestExpense`	$23.73M	USD	Annual
Interest expense	`InterestExpense`	$17.70M	USD	Annual
Interest expense	`InterestExpense`	$20.96M	USD	Annual
Other income (expense), net	`OtherNonoperatingIncomeExpense`	$3.77M	USD	Annual
Other income (expense), net	`OtherNonoperatingIncomeExpense`	$-2.39M	USD	Annual
Other income (expense), net	`OtherNonoperatingIncomeExpense`	$-2.56M	USD	Annual
Total other (expense) income	`OtherIncomeExpense`	$-24.82M	USD	Annual
Total other (expense) income	`OtherIncomeExpense`	$-16.40M	USD	Annual
Total other (expense) income	`OtherIncomeExpense`	$-19.86M	USD	Annual
Income before income tax expense	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$112.59M	USD	Annual
Income before income tax expense	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$161.41M	USD	Annual
Income before income tax expense	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$67.24M	USD	Annual
Income tax (expense) benefit	`IncomeTaxExpenseBenefit`	$42.49M	USD	Annual
Income tax (expense) benefit	`IncomeTaxExpenseBenefit`	$23.64M	USD	Annual
Income tax (expense) benefit	`IncomeTaxExpenseBenefit`	$-69.89M	USD	Annual
Net income including noncontrolling interests	`ProfitLoss`	$88.95M	USD	Annual
Net income including noncontrolling interests	`ProfitLoss`	$118.92M	USD	Annual
Net income including noncontrolling interests	`ProfitLoss`	$137.13M	USD	Annual
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$24.88M	USD	Annual
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$20.38M	USD	Annual
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$16.59M	USD	Annual
Net income attributable to Parsons Corporation	`NetIncomeLoss`	$98.54M	USD	Annual
Net income attributable to Parsons Corporation	`NetIncomeLoss`	$64.07M	USD	Annual
Net income attributable to Parsons Corporation	`NetIncomeLoss`	$120.53M	USD	Annual
Basic earnings per share	`EarningsPerShareBasic`	$0.98	USD	Annual
Basic earnings per share	`EarningsPerShareBasic`	$0.62	USD	Annual
Basic earnings per share	`EarningsPerShareBasic`	$1.30	USD	Annual
Diluted earnings per share	`EarningsPerShareDiluted`	$0.97	USD	Annual
Diluted earnings per share	`EarningsPerShareDiluted`	$0.59	USD	Annual
Diluted earnings per share	`EarningsPerShareDiluted`	$1.30	USD	Annual

Cash Flow Statement 146 line items

Line Item	Tag	Value	Unit	Period
Net income including noncontrolling interests	`ProfitLoss`	$88.95M	USD	Annual
Net income including noncontrolling interests	`ProfitLoss`	$118.92M	USD	Annual
Net income including noncontrolling interests	`ProfitLoss`	$137.13M	USD	Annual
Depreciation and amortization	`DepreciationAndAmortization`	$127.98M	USD	Annual
Depreciation and amortization	`DepreciationAndAmortization`	$144.21M	USD	Annual
Depreciation and amortization	`DepreciationAndAmortization`	$125.70M	USD	Annual
Amortization of debt issue costs	`AmortizationOfFinancingCosts`	$2.82M	USD	Annual
Amortization of debt issue costs	`AmortizationOfFinancingCosts`	$973.00K	USD	Annual
Amortization of debt issue costs	`AmortizationOfFinancingCosts`	$1.36M	USD	Annual
Amortization of convertible notes discount	`AmortizationOfConvertibleNotesDiscount`	$3.83M	USD	Annual
Amortization of convertible notes discount	`AmortizationOfConvertibleNotesDiscount`	-	USD	Annual
Amortization of convertible notes discount	`AmortizationOfConvertibleNotesDiscount`	-	USD	Annual
Loss on disposal of property and equipment	`GainLossOnSaleOfPropertyPlantEquipment`	$-338.00K	USD	Annual
Loss on disposal of property and equipment	`GainLossOnSaleOfPropertyPlantEquipment`	$-116.00K	USD	Annual
Loss on disposal of property and equipment	`GainLossOnSaleOfPropertyPlantEquipment`	$-1.04M	USD	Annual
Provision for doubtful accounts	`ProvisionForDoubtfulAccounts`	$-1.50M	USD	Annual
Provision for doubtful accounts	`ProvisionForDoubtfulAccounts`	$290.00K	USD	Annual
Provision for doubtful accounts	`ProvisionForDoubtfulAccounts`	$8.00K	USD	Annual
Deferred taxes	`DeferredIncomeTaxExpenseBenefit`	$-3.47M	USD	Annual
Deferred taxes	`DeferredIncomeTaxExpenseBenefit`	$-123.34M	USD	Annual
Deferred taxes	`DeferredIncomeTaxExpenseBenefit`	$1.27M	USD	Annual
Foreign currency transaction gains and losses	`ForeignCurrencyTransactionGainLossBeforeTax`	$493.00K	USD	Annual
Foreign currency transaction gains and losses	`ForeignCurrencyTransactionGainLossBeforeTax`	$-4.92M	USD	Annual
Foreign currency transaction gains and losses	`ForeignCurrencyTransactionGainLossBeforeTax`	$-4.47M	USD	Annual
Equity in earnings of unconsolidated joint ventures	`IncomeLossFromEquityMethodInvestments`	$41.72M	USD	Annual
Equity in earnings of unconsolidated joint ventures	`IncomeLossFromEquityMethodInvestments`	$36.86M	USD	Annual
Equity in earnings of unconsolidated joint ventures	`IncomeLossFromEquityMethodInvestments`	$30.06M	USD	Annual
Return on investments in unconsolidated joint ventures	`EquityMethodInvestmentDividendsOrDistributions`	$51.08M	USD	Annual
Return on investments in unconsolidated joint ventures	`EquityMethodInvestmentDividendsOrDistributions`	$41.46M	USD	Annual
Return on investments in unconsolidated joint ventures	`EquityMethodInvestmentDividendsOrDistributions`	$24.49M	USD	Annual
Stock-based compensation	`ShareBasedCompensation`	$20.19M	USD	Annual
Stock-based compensation	`ShareBasedCompensation`	$15.23M	USD	Annual
Stock-based compensation	`ShareBasedCompensation`	$8.27M	USD	Annual
Contributions of treasury stock	`OtherPostretirementBenefitsExpenseReversalOfExpenseNoncash`	$55.33M	USD	Annual
Contributions of treasury stock	`OtherPostretirementBenefitsExpenseReversalOfExpenseNoncash`	$53.64M	USD	Annual
Contributions of treasury stock	`OtherPostretirementBenefitsExpenseReversalOfExpenseNoncash`	$54.91M	USD	Annual
Accounts receivable	`IncreaseDecreaseInAccountsReceivable`	$8.62M	USD	Annual
Accounts receivable	`IncreaseDecreaseInAccountsReceivable`	$30.21M	USD	Annual
Accounts receivable	`IncreaseDecreaseInAccountsReceivable`	$-99.89M	USD	Annual
Contract assets	`IncreaseDecreaseInContractWithCustomerAsset`	$-1.49M	USD	Annual
Contract assets	`IncreaseDecreaseInContractWithCustomerAsset`	$50.00M	USD	Annual
Contract assets	`IncreaseDecreaseInContractWithCustomerAsset`	$-9.24M	USD	Annual
Prepaid expenses and other assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$-11.49M	USD	Annual
Prepaid expenses and other assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$18.80M	USD	Annual
Prepaid expenses and other assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$22.11M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-17.12M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-31.77M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$1.49M	USD	Annual
Accrued expenses and other current liabilities	`IncreaseDecreaseInAccruedExpensesAndOtherCurrentLiabilities`	$3.40M	USD	Annual
Accrued expenses and other current liabilities	`IncreaseDecreaseInAccruedExpensesAndOtherCurrentLiabilities`	$-74.68M	USD	Annual
Accrued expenses and other current liabilities	`IncreaseDecreaseInAccruedExpensesAndOtherCurrentLiabilities`	$78.37M	USD	Annual
Contract liabilities	`IncreaseDecreaseInContractWithCustomerLiability`	$20.15M	USD	Annual
Contract liabilities	`IncreaseDecreaseInContractWithCustomerLiability`	$-30.41M	USD	Annual
Contract liabilities	`IncreaseDecreaseInContractWithCustomerLiability`	$-29.67M	USD	Annual
Income taxes	`IncreaseDecreaseInIncomeTaxes`	$2.88M	USD	Annual
Income taxes	`IncreaseDecreaseInIncomeTaxes`	$-3.08M	USD	Annual
Income taxes	`IncreaseDecreaseInIncomeTaxes`	$-5.42M	USD	Annual
Other long-term liabilities	`IncreaseDecreaseInOtherNoncurrentLiabilities`	$-43.53M	USD	Annual
Other long-term liabilities	`IncreaseDecreaseInOtherNoncurrentLiabilities`	$29.05M	USD	Annual
Other long-term liabilities	`IncreaseDecreaseInOtherNoncurrentLiabilities`	$-28.54M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$205.57M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$289.16M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$220.24M	USD	Annual
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$21.11M	USD	Annual
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$34.04M	USD	Annual
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$67.60M	USD	Annual
Proceeds from sale of property and equipment	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$1.55M	USD	Annual
Proceeds from sale of property and equipment	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$1.33M	USD	Annual
Proceeds from sale of property and equipment	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$3.79M	USD	Annual
Payments for acquisitions, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$198.26M	USD	Annual
Payments for acquisitions, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$302.89M	USD	Annual
Payments for acquisitions, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$494.83M	USD	Annual
Investments in unconsolidated joint ventures	`PaymentsToAcquireInterestInJointVenture`	$24.58M	USD	Annual
Investments in unconsolidated joint ventures	`PaymentsToAcquireInterestInJointVenture`	$11.04M	USD	Annual
Investments in unconsolidated joint ventures	`PaymentsToAcquireInterestInJointVenture`	$38.46M	USD	Annual
Return of investments in unconsolidated joint ventures	`ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital`	$53.00K	USD	Annual
Return of investments in unconsolidated joint ventures	`ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital`	$12.41M	USD	Annual
Return of investments in unconsolidated joint ventures	`ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital`	$772.00K	USD	Annual
Proceeds from sales of investments in unconsolidated joint ventures	`ProceedsFromSaleOfEquityMethodInvestments`	$14.81M	USD	Annual
Proceeds from sales of investments in unconsolidated joint ventures	`ProceedsFromSaleOfEquityMethodInvestments`	-	USD	Annual
Proceeds from sales of investments in unconsolidated joint ventures	`ProceedsFromSaleOfEquityMethodInvestments`	-	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-570.80M	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-240.91M	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-346.37M	USD	Annual
Proceeds from borrowings	`ProceedsFromLinesOfCredit`	$597.20M	USD	Annual
Proceeds from borrowings	`ProceedsFromLinesOfCredit`	-	USD	Annual
Proceeds from borrowings	`ProceedsFromLinesOfCredit`	$212.90M	USD	Annual
Repayments of borrowings	`RepaymentsOfLinesOfCredit`	$50.00M	USD	Annual
Repayments of borrowings	`RepaymentsOfLinesOfCredit`	$212.90M	USD	Annual
Repayments of borrowings	`RepaymentsOfLinesOfCredit`	$777.20M	USD	Annual
Payments for debt costs and credit agreement	`PaymentsOfDebtIssuanceCosts`	-	USD	Annual
Payments for debt costs and credit agreement	`PaymentsOfDebtIssuanceCosts`	$286.00K	USD	Annual
Payments for debt costs and credit agreement	`PaymentsOfDebtIssuanceCosts`	$1.94M	USD	Annual
Proceeds from issuance of convertible notes	`ProceedsFromConvertibleDebt`	$400.00M	USD	Annual
Proceeds from issuance of convertible notes	`ProceedsFromConvertibleDebt`	-	USD	Annual
Proceeds from issuance of convertible notes	`ProceedsFromConvertibleDebt`	-	USD	Annual
Payments for purchase of bond hedges	`PaymentsForHedgeFinancingActivities`	-	USD	Annual
Payments for purchase of bond hedges	`PaymentsForHedgeFinancingActivities`	-	USD	Annual
Payments for purchase of bond hedges	`PaymentsForHedgeFinancingActivities`	$54.97M	USD	Annual
Proceeds from issuance of warrants	`ProceedsFromIssuanceOfWarrants`	-	USD	Annual
Proceeds from issuance of warrants	`ProceedsFromIssuanceOfWarrants`	$13.81M	USD	Annual
Proceeds from issuance of warrants	`ProceedsFromIssuanceOfWarrants`	-	USD	Annual
Transaction costs paid in connection with convertible notes issuance	`PaymentOfConvertibleNotesIssuanceTransactionCosts`	-	USD	Annual
Transaction costs paid in connection with convertible notes issuance	`PaymentOfConvertibleNotesIssuanceTransactionCosts`	$10.25M	USD	Annual
Transaction costs paid in connection with convertible notes issuance	`PaymentOfConvertibleNotesIssuanceTransactionCosts`	-	USD	Annual
Contributions by noncontrolling interests	`ProceedsFromMinorityShareholders`	$10.09M	USD	Annual
Contributions by noncontrolling interests	`ProceedsFromMinorityShareholders`	$1.75M	USD	Annual
Contributions by noncontrolling interests	`ProceedsFromMinorityShareholders`	$2.21M	USD	Annual
Distributions to noncontrolling interests	`PaymentsToMinorityShareholders`	$5.82M	USD	Annual
Distributions to noncontrolling interests	`PaymentsToMinorityShareholders`	$42.28M	USD	Annual
Distributions to noncontrolling interests	`PaymentsToMinorityShareholders`	$37.93M	USD	Annual
Repurchases of common stock	`PaymentsForRepurchaseOfCommonStock`	$6.27M	USD	Annual
Repurchases of common stock	`PaymentsForRepurchaseOfCommonStock`	$21.70M	USD	Annual
Repurchases of common stock	`PaymentsForRepurchaseOfCommonStock`	-	USD	Annual
Taxes paid on vested stock	`PaymentsForTaxesPaidOnVestedStock`	$1.15M	USD	Annual
Taxes paid on vested stock	`PaymentsForTaxesPaidOnVestedStock`	$2.24M	USD	Annual
Taxes paid on vested stock	`PaymentsForTaxesPaidOnVestedStock`	-	USD	Annual
Proceeds from issuance of common stock	`ProceedsFromIssuanceOfCommonStock`	$4.39M	USD	Annual
Proceeds from issuance of common stock	`ProceedsFromIssuanceOfCommonStock`	$536.88M	USD	Annual
Proceeds from issuance of common stock	`ProceedsFromIssuanceOfCommonStock`	$5.55M	USD	Annual
Dividend paid	`PaymentsOfDividends`	-	USD	Annual
Dividend paid	`PaymentsOfDividends`	$52.09M	USD	Annual
Dividend paid	`PaymentsOfDividends`	-	USD	Annual
Net cash provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$266.04M	USD	Annual
Net cash provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$348.23M	USD	Annual
Net cash provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-106.50M	USD	Annual
Effect of exchange rate changes	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations`	$-1.29M	USD	Annual
Effect of exchange rate changes	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations`	$-1.50M	USD	Annual
Effect of exchange rate changes	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations`	$823.00K	USD	Annual
Net increase (decrease) in cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$291.84M	USD	Annual
Net increase (decrease) in cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-143.33M	USD	Annual
Net increase (decrease) in cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-85.82M	USD	Annual
Beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$195.37M	USD	Point-in-time
Beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$487.21M	USD	Point-in-time
Beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$281.19M	USD	Point-in-time
Beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$343.88M	USD	Point-in-time
End of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$195.37M	USD	Point-in-time
End of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$487.21M	USD	Point-in-time
End of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$281.19M	USD	Point-in-time
End of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$343.88M	USD	Point-in-time
Interest	`InterestPaidNet`	$14.21M	USD	Annual
Interest	`InterestPaidNet`	$23.25M	USD	Annual
Interest	`InterestPaidNet`	$14.99M	USD	Annual
Income taxes (net of refunds)	`IncomeTaxesPaidNet`	$22.46M	USD	Annual
Income taxes (net of refunds)	`IncomeTaxesPaidNet`	$60.48M	USD	Annual
Income taxes (net of refunds)	`IncomeTaxesPaidNet`	$55.35M	USD	Annual

Stockholders Equity 41 line items

Line Item	Tag	Value	Unit	Period
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.66B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$-921.08M	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.86B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.94B	USD	Point-in-time
Net income	`ProfitLoss`	$88.95M	USD	Annual
Net income	`ProfitLoss`	$118.92M	USD	Annual
Net income	`ProfitLoss`	$137.13M	USD	Annual
Foreign currency translation gain (loss), net	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax`	$484.00K	USD	Annual
Foreign currency translation gain (loss), net	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax`	$3.83M	USD	Annual
Foreign currency translation gain (loss), net	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax`	$8.42M	USD	Annual
Pension adjustments	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-460.00K	USD	Annual
Pension adjustments	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$88.00K	USD	Annual
Pension adjustments	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-281.00K	USD	Annual
Purchase of treasury stock	`TreasuryStockValueAcquiredCostMethod`	$53.00K	USD	Annual
Contributions of treasury stock to ESOP	`StockIssuedDuringPeriodValueEmployeeStockOwnershipPlan`	$54.92M	USD	Annual
Contributions of treasury stock to ESOP	`StockIssuedDuringPeriodValueEmployeeStockOwnershipPlan`	$54.00M	USD	Annual
Contributions of treasury stock to ESOP	`StockIssuedDuringPeriodValueEmployeeStockOwnershipPlan`	$53.64M	USD	Annual
Contributions	`MinorityInterestIncreaseDecreaseFromContributionsToNoncontrollingInterestHolders`	$2.21M	USD	Annual
Contributions	`MinorityInterestIncreaseDecreaseFromContributionsToNoncontrollingInterestHolders`	$1.75M	USD	Annual
Contributions	`MinorityInterestIncreaseDecreaseFromContributionsToNoncontrollingInterestHolders`	$10.09M	USD	Annual
Distributions	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$5.82M	USD	Annual
Distributions	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$42.28M	USD	Annual
Distributions	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$37.93M	USD	Annual
Dividend paid	`Dividends`	$52.09M	USD	Annual
Repurchases of common stock	`AdjustmentsToAdditionalPaidInCapitalRepurchasesOfCommonStock`	$21.70M	USD	Annual
Stock-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$20.19M	USD	Annual
Stock-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$8.27M	USD	Annual
Stock-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$15.23M	USD	Annual
Issuance of equity securities, net of retirements/ IPO proceeds, net	`StockIssuedDuringPeriodValueNewIssues`	$-1.15M	USD	Annual
Issuance of equity securities, net of retirements/ IPO proceeds, net	`StockIssuedDuringPeriodValueNewIssues`	$3.36M	USD	Annual
Issuance of equity securities, net of retirements/ IPO proceeds, net	`StockIssuedDuringPeriodValueNewIssues`	$3.04M	USD	Annual
Equity component value of convertible note issuance	`AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebt`	$53.55M	USD	Annual
Purchase of convertible note hedge	`AdjustmentsToAdditionalPaidInCapitalPurchaseOfConvertibleNoteHedge`	$-54.61M	USD	Annual
Sale of common stock warrants	`AdjustmentsToAdditionalPaidInCapitalWarrantIssued`	$13.81M	USD	Annual
Conversion of S-Corp to C-Corp	`StockIssuedDuringPeriodValueConversionOfUnits`	$-25.88M	USD	Annual
ESOP shares at redemption value	`StockRedeemedOrCalledDuringPeriodValue`	$857.56M	USD	Annual
Temporary to permanent equity end of lock-up period	`ReclassificationsOfTemporaryToPermanentEquity`	$2.75B	USD	Annual
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.66B	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$-921.08M	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.86B	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.94B	USD	Point-in-time

Comprehensive Income 18 line items

Line Item	Tag	Value	Unit	Period
Net income including noncontrolling interests	`ProfitLoss`	$88.95M	USD	Annual
Net income including noncontrolling interests	`ProfitLoss`	$118.92M	USD	Annual
Net income including noncontrolling interests	`ProfitLoss`	$137.13M	USD	Annual
Foreign currency translation adjustment, net of tax	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$3.83M	USD	Annual
Foreign currency translation adjustment, net of tax	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$8.42M	USD	Annual
Foreign currency translation adjustment, net of tax	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$484.00K	USD	Annual
Pension adjustments, net of tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-460.00K	USD	Annual
Pension adjustments, net of tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$88.00K	USD	Annual
Pension adjustments, net of tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-281.00K	USD	Annual
Comprehensive income including noncontrolling interests, net of tax	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$145.83M	USD	Annual
Comprehensive income including noncontrolling interests, net of tax	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$93.25M	USD	Annual
Comprehensive income including noncontrolling interests, net of tax	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$119.32M	USD	Annual
Comprehensive income attributable to noncontrolling interests, net of tax	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$16.60M	USD	Annual
Comprehensive income attributable to noncontrolling interests, net of tax	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$24.88M	USD	Annual
Comprehensive income attributable to noncontrolling interests, net of tax	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$20.38M	USD	Annual
Comprehensive income attributable to Parsons Corporation, net of tax	`ComprehensiveIncomeNetOfTax`	$129.23M	USD	Annual
Comprehensive income attributable to Parsons Corporation, net of tax	`ComprehensiveIncomeNetOfTax`	$68.37M	USD	Annual
Comprehensive income attributable to Parsons Corporation, net of tax	`ComprehensiveIncomeNetOfTax`	$98.94M	USD	Annual

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