$BOKF
BOK FINANCIAL CORP Stock $bokf

$bokf Overview Financials Valuation SEC Filings Company Website

2022 Q2 Form 10-Q Financial Statement

#000087535722000039 Filed on August 03, 2022

Income Statement

Concept	2022 Q2	2021 Q4	2021 Q2
Revenue	$294.2M		$295.9M
YoY Change	-0.56%		-3.42%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development	$41.28M		$36.42M
YoY Change	13.35%		10.55%
% of Gross Profit
Depreciation & Amortization	$26.87M	$26.30M	$25.30M
YoY Change	6.21%	6.48%	6.3%
% of Gross Profit
Operating Expenses	$41.28M		$36.42M
YoY Change	13.35%		10.55%
Operating Profit
YoY Change
Interest Expense	$20.23M		$15.58M
YoY Change	29.81%		-44.89%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$169.0M	$152.0M	$215.6M
YoY Change	-21.62%	-23.92%	169.2%
Income Tax	$36.12M	$34.80M	$48.50M
% Of Pretax Income	21.38%	22.89%	22.49%
Net Earnings	$132.8M	$117.3M	$166.4M
YoY Change	-20.17%	-23.93%	157.25%
Net Earnings / Revenue	45.15%		56.24%
Basic Earnings Per Share	$1.96		$2.40
Diluted Earnings Per Share	$1.96	$1.722M	$2.40
COMMON SHARES
Basic Shares Outstanding	67.45M shares		68.82M shares
Diluted Shares Outstanding	67.46M shares		68.82M shares

Balance Sheet

Concept	2022 Q2	2021 Q4	2021 Q2
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$2.037B	$2.837B	$1.259B
Short-Term Investments
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets
YoY Change
LONG-TERM ASSETS
Property, Plant & Equipment	$573.6M	$574.1M	$556.4M
YoY Change	3.09%	4.14%	1.12%
Goodwill	$1.045B	$1.045B	$1.048B
YoY Change	-0.32%	-0.32%	0.0%
Intangibles	$83.74M	$91.78M	$105.7M
YoY Change	-20.77%	-19.09%	-14.48%
Long-Term Investments
YoY Change
Other Assets
YoY Change
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets	$45.38B	$50.25B	$47.15B
YoY Change	-3.77%	7.67%	2.91%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$211.4M	$273.0M	$199.0M
YoY Change	6.24%	-15.74%	-45.63%
Accrued Expenses
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt	$677.0M	$2.326B	$730.0M
YoY Change	-7.26%	39.95%	-46.24%
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$211.4M	$273.0M	$199.0M
YoY Change	6.24%	-15.74%	-45.63%
LONG-TERM LIABILITIES
Long-Term Debt	$166.7M	$168.0M	$1.322B
YoY Change	-87.39%	-91.42%	-46.04%
Other Long-Term Liabilities	$961.4M	$872.0M	$1.608B
YoY Change	-40.21%	-20.07%	-2.55%
Total Long-Term Liabilities	$1.128B	$1.040B	$2.930B
YoY Change	-61.5%	-65.9%	-28.54%
TOTAL LIABILITIES
Total Short-Term Liabilities	$211.4M	$273.0M	$199.0M
Total Long-Term Liabilities	$1.128B	$1.040B	$2.930B
Total Liabilities	$40.64B	$44.88B	$41.80B
YoY Change	-2.79%	8.46%	2.66%
SHAREHOLDERS EQUITY
Retained Earnings	$4.571B	$4.448B	$4.214B
YoY Change	8.46%	11.93%	12.74%
Common Stock	$1.382B	$1.379B	$1.373B
YoY Change	0.62%	0.78%	1.13%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$612.6M	$535.1M	$481.0M
YoY Change	27.34%	30.09%	30.4%
Treasury Stock Shares	8.602M shares	7.786M shares	7.179M shares
Shareholders Equity	$4.737B	$5.364B	$5.333B
YoY Change
Total Liabilities & Shareholders Equity	$45.38B	$50.25B	$47.15B
YoY Change	-3.77%	7.67%	2.91%

Cashflow Statement

Concept	2022 Q2	2021 Q4	2021 Q2
OPERATING ACTIVITIES
Net Income	$132.8M	$117.3M	$166.4M
YoY Change	-20.17%	-23.93%	157.25%
Depreciation, Depletion And Amortization	$26.87M	$26.30M	$25.30M
YoY Change	6.21%	6.48%	6.3%
Cash From Operating Activities	$2.502B	-$3.609B	-$268.9M
YoY Change	-1030.45%	364.64%	-110.63%
INVESTING ACTIVITIES
Capital Expenditures	-$81.70M	-$74.20M	-$32.00M
YoY Change	155.32%	-108.57%	-89.23%
Acquisitions
YoY Change
Other Investing Activities	-$389.8M	$529.4M	$1.033B
YoY Change	-137.74%	-217.54%	-227.13%
Cash From Investing Activities	-$471.5M	$455.3M	$1.001B
YoY Change	-147.1%	9.5%	-190.21%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-1.361B	4.099B	-891.8M
YoY Change	52.61%	665.96%	-22.11%
NET CHANGE
Cash From Operating Activities	2.502B	-3.609B	-268.9M
Cash From Investing Activities	-471.5M	455.3M	1.001B
Cash From Financing Activities	-1.361B	4.099B	-891.8M
Net Change In Cash	669.5M	945.4M	-159.7M
YoY Change	-519.25%	442.71%	-158.14%
FREE CASH FLOW
Cash From Operating Activities	$2.502B	-$3.609B	-$268.9M
Capital Expenditures	-$81.70M	-$74.20M	-$32.00M
Free Cash Flow	$2.584B	-$3.535B	-$236.9M
YoY Change	-1190.63%	115.17%	-108.38%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	dei	Entity Central Index Key EntityCentralIndexKey	0000875357
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2022
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q2
	dei	Amendment Flag AmendmentFlag	false
	dei	Document Type DocumentType	10-Q
	dei	Document Quarterly Report DocumentQuarterlyReport	true
	dei	Document Period End Date DocumentPeriodEndDate	2022-06-30
	dei	Document Transition Report DocumentTransitionReport	false
	dei	Entity File Number EntityFileNumber	001-37811
	dei	Entity Registrant Name EntityRegistrantName	BOK FINANCIAL CORP
	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	OK
	dei	Local Phone Number LocalPhoneNumber	588-6000
	dei	City Area Code CityAreaCode	918
	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	73-1373454
	dei	Entity Address Address Line1 EntityAddressAddressLine1	Boston Avenue at Second Street
	dei	Entity Address City Or Town EntityAddressCityOrTown	Tulsa,
	dei	Entity Address State Or Province EntityAddressStateOrProvince	OK
	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	74192
	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
	dei	Entity Small Business EntitySmallBusiness	false
	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
	dei	Entity Shell Company EntityShellCompany	false
CY2022Q2	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	67806005	shares
CY2022Q2	us-gaap	Interest And Fee Income Loans And Leases Held In Portfolio InterestAndFeeIncomeLoansAndLeasesHeldInPortfolio	204015000	usd
CY2021Q2	us-gaap	Interest And Fee Income Loans And Leases Held In Portfolio InterestAndFeeIncomeLoansAndLeasesHeldInPortfolio	193841000	usd
	us-gaap	Interest And Fee Income Loans And Leases Held In Portfolio InterestAndFeeIncomeLoansAndLeasesHeldInPortfolio	382388000	usd
	us-gaap	Interest And Fee Income Loans And Leases Held In Portfolio InterestAndFeeIncomeLoansAndLeasesHeldInPortfolio	391415000	usd
CY2022Q2	us-gaap	Interest And Fee Income Loans Held For Sale Mortgages InterestAndFeeIncomeLoansHeldForSaleMortgages	1559000	usd
CY2021Q2	us-gaap	Interest And Fee Income Loans Held For Sale Mortgages InterestAndFeeIncomeLoansHeldForSaleMortgages	1569000	usd
	us-gaap	Interest And Fee Income Loans Held For Sale Mortgages InterestAndFeeIncomeLoansHeldForSaleMortgages	2953000	usd
	us-gaap	Interest And Fee Income Loans Held For Sale Mortgages InterestAndFeeIncomeLoansHeldForSaleMortgages	2949000	usd
CY2022Q2	us-gaap	Interest Income Debt Securities Trading Operating InterestIncomeDebtSecuritiesTradingOperating	22958000	usd
CY2021Q2	us-gaap	Interest Income Debt Securities Trading Operating InterestIncomeDebtSecuritiesTradingOperating	36655000	usd
	us-gaap	Interest Income Debt Securities Trading Operating InterestIncomeDebtSecuritiesTradingOperating	63933000	usd
	us-gaap	Interest Income Debt Securities Trading Operating InterestIncomeDebtSecuritiesTradingOperating	72577000	usd
CY2022Q2	us-gaap	Interest And Dividend Income Securities Held To Maturity InterestAndDividendIncomeSecuritiesHeldToMaturity	3485000	usd
CY2021Q2	us-gaap	Interest And Dividend Income Securities Held To Maturity InterestAndDividendIncomeSecuritiesHeldToMaturity	2608000	usd
	us-gaap	Interest And Dividend Income Securities Held To Maturity InterestAndDividendIncomeSecuritiesHeldToMaturity	5839000	usd
	us-gaap	Interest And Dividend Income Securities Held To Maturity InterestAndDividendIncomeSecuritiesHeldToMaturity	5334000	usd
CY2022Q2	us-gaap	Interest Income Debt Securities Available For Sale Operating InterestIncomeDebtSecuritiesAvailableForSaleOperating	58672000	usd
CY2021Q2	us-gaap	Interest Income Debt Securities Available For Sale Operating InterestIncomeDebtSecuritiesAvailableForSaleOperating	58909000	usd
	us-gaap	Interest Income Debt Securities Available For Sale Operating InterestIncomeDebtSecuritiesAvailableForSaleOperating	116604000	usd
	us-gaap	Interest Income Debt Securities Available For Sale Operating InterestIncomeDebtSecuritiesAvailableForSaleOperating	117517000	usd
CY2022Q2	bokf	Interest Revenue On Fair Value Option Securities InterestRevenueOnFairValueOptionSecurities	437000	usd
CY2021Q2	bokf	Interest Revenue On Fair Value Option Securities InterestRevenueOnFairValueOptionSecurities	402000	usd
	bokf	Interest Revenue On Fair Value Option Securities InterestRevenueOnFairValueOptionSecurities	928000	usd
	bokf	Interest Revenue On Fair Value Option Securities InterestRevenueOnFairValueOptionSecurities	898000	usd
CY2022Q2	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	1384000	usd
CY2021Q2	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	1751000	usd
	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	2491000	usd
	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	3110000	usd
CY2022Q2	bokf	Interestincome Interestbearingcashandcashequivalents InterestincomeInterestbearingcashandcashequivalents	1737000	usd
CY2021Q2	bokf	Interestincome Interestbearingcashandcashequivalents InterestincomeInterestbearingcashandcashequivalents	158000	usd
	bokf	Interestincome Interestbearingcashandcashequivalents InterestincomeInterestbearingcashandcashequivalents	2210000	usd
	bokf	Interestincome Interestbearingcashandcashequivalents InterestincomeInterestbearingcashandcashequivalents	332000	usd
CY2022Q2	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	294247000	usd
CY2021Q2	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	295893000	usd
	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	577346000	usd
	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	594132000	usd
CY2022Q2	us-gaap	Interest Expense Deposits InterestExpenseDeposits	13862000	usd
CY2021Q2	us-gaap	Interest Expense Deposits InterestExpenseDeposits	8425000	usd
	us-gaap	Interest Expense Deposits InterestExpenseDeposits	21460000	usd
	us-gaap	Interest Expense Deposits InterestExpenseDeposits	18275000	usd
CY2022Q2	us-gaap	Interest Expense Short Term Borrowings InterestExpenseShortTermBorrowings	4894000	usd
CY2021Q2	us-gaap	Interest Expense Short Term Borrowings InterestExpenseShortTermBorrowings	3806000	usd
	us-gaap	Interest Expense Short Term Borrowings InterestExpenseShortTermBorrowings	10682000	usd
	us-gaap	Interest Expense Short Term Borrowings InterestExpenseShortTermBorrowings	8428000	usd
CY2022Q2	us-gaap	Interest Expense Subordinated Notes And Debentures InterestExpenseSubordinatedNotesAndDebentures	1473000	usd
CY2021Q2	us-gaap	Interest Expense Subordinated Notes And Debentures InterestExpenseSubordinatedNotesAndDebentures	3353000	usd
	us-gaap	Interest Expense Subordinated Notes And Debentures InterestExpenseSubordinatedNotesAndDebentures	2775000	usd
	us-gaap	Interest Expense Subordinated Notes And Debentures InterestExpenseSubordinatedNotesAndDebentures	6700000	usd
CY2022Q2	us-gaap	Interest Expense InterestExpense	20229000	usd
CY2021Q2	us-gaap	Interest Expense InterestExpense	15584000	usd
	us-gaap	Interest Expense InterestExpense	34917000	usd
	us-gaap	Interest Expense InterestExpense	33403000	usd
CY2022Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	274018000	usd
CY2021Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	280309000	usd
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	542429000	usd
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	560729000	usd
CY2022Q2	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	0	usd
CY2021Q2	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	-35000000	usd
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	0	usd
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	-60000000	usd
CY2022Q2	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	274018000	usd
CY2021Q2	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	315309000	usd
	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	542429000	usd
	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	620729000	usd
CY2022Q2	bokf	Total Fees And Commissions TotalFeesAndCommissions	173373000	usd
CY2021Q2	bokf	Total Fees And Commissions TotalFeesAndCommissions	169415000	usd
	bokf	Total Fees And Commissions TotalFeesAndCommissions	271008000	usd
	bokf	Total Fees And Commissions TotalFeesAndCommissions	331567000	usd
CY2021Q2	us-gaap	Derivative Instruments Not Designated As Hedging Instruments Gain Loss Net DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet	18820000	usd
CY2022Q2	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1	-7639000	usd
CY2021Q2	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1	16449000	usd
	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1	-9283000	usd
	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1	26570000	usd
CY2022Q2	us-gaap	Derivative Instruments Not Designated As Hedging Instruments Gain Loss Net DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet	-13569000	usd
	us-gaap	Derivative Instruments Not Designated As Hedging Instruments Gain Loss Net DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet	-60550000	usd
	us-gaap	Derivative Instruments Not Designated As Hedging Instruments Gain Loss Net DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet	-8830000	usd
CY2022Q2	bokf	Gain On Fair Value Option Securities Net GainOnFairValueOptionSecuritiesNet	-2221000	usd
CY2021Q2	bokf	Gain On Fair Value Option Securities Net GainOnFairValueOptionSecuritiesNet	-1627000	usd
	bokf	Gain On Fair Value Option Securities Net GainOnFairValueOptionSecuritiesNet	-13422000	usd
	bokf	Gain On Fair Value Option Securities Net GainOnFairValueOptionSecuritiesNet	-3537000	usd
CY2022Q2	us-gaap	Mortgage Servicing Rights Msr Impairment Recovery MortgageServicingRightsMSRImpairmentRecovery	-17485000	usd
CY2021Q2	us-gaap	Mortgage Servicing Rights Msr Impairment Recovery MortgageServicingRightsMSRImpairmentRecovery	13041000	usd
	us-gaap	Mortgage Servicing Rights Msr Impairment Recovery MortgageServicingRightsMSRImpairmentRecovery	-66595000	usd
	us-gaap	Mortgage Servicing Rights Msr Impairment Recovery MortgageServicingRightsMSRImpairmentRecovery	-20833000	usd
CY2022Q2	us-gaap	Debt Securities Realized Gain Loss DebtSecuritiesRealizedGainLoss	1188000	usd
CY2021Q2	us-gaap	Debt Securities Realized Gain Loss DebtSecuritiesRealizedGainLoss	1430000	usd
	us-gaap	Debt Securities Realized Gain Loss DebtSecuritiesRealizedGainLoss	2125000	usd
	us-gaap	Debt Securities Realized Gain Loss DebtSecuritiesRealizedGainLoss	1897000	usd
CY2022Q2	us-gaap	Noninterest Income NoninterestIncome	168617000	usd
CY2021Q2	us-gaap	Noninterest Income NoninterestIncome	191446000	usd
	us-gaap	Noninterest Income NoninterestIncome	256473000	usd
	us-gaap	Noninterest Income NoninterestIncome	368500000	usd
CY2022Q2	us-gaap	Labor And Related Expense LaborAndRelatedExpense	154923000	usd
CY2021Q2	us-gaap	Labor And Related Expense LaborAndRelatedExpense	172035000	usd
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	314151000	usd
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	345045000	usd
CY2022Q2	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	6325000	usd
CY2021Q2	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	2744000	usd
	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	12838000	usd
	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	4898000	usd
CY2022Q2	bokf	Contributions To Bokf Foundation ContributionsToBOKFFoundation	0	usd
CY2021Q2	bokf	Contributions To Bokf Foundation ContributionsToBOKFFoundation	0	usd
	bokf	Contributions To Bokf Foundation ContributionsToBOKFFoundation	0	usd
	bokf	Contributions To Bokf Foundation ContributionsToBOKFFoundation	4000000	usd
CY2022Q2	us-gaap	Professional Fees ProfessionalFees	12475000	usd
CY2021Q2	us-gaap	Professional Fees ProfessionalFees	12361000	usd
	us-gaap	Professional Fees ProfessionalFees	23888000	usd
	us-gaap	Professional Fees ProfessionalFees	24341000	usd
CY2022Q2	us-gaap	Occupancy Net OccupancyNet	27489000	usd
CY2021Q2	us-gaap	Occupancy Net OccupancyNet	26633000	usd
	us-gaap	Occupancy Net OccupancyNet	58344000	usd
	us-gaap	Occupancy Net OccupancyNet	53295000	usd
CY2022Q2	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	4728000	usd
CY2021Q2	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	3660000	usd
	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	9011000	usd
	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	8280000	usd
CY2022Q2	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	41280000	usd
CY2021Q2	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	36418000	usd
	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	81116000	usd
	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	73885000	usd
CY2022Q2	us-gaap	Supplies And Postage Expense SuppliesAndPostageExpense	3929000	usd
CY2021Q2	us-gaap	Supplies And Postage Expense SuppliesAndPostageExpense	4285000	usd
	us-gaap	Supplies And Postage Expense SuppliesAndPostageExpense	7618000	usd
	us-gaap	Supplies And Postage Expense SuppliesAndPostageExpense	7725000	usd
CY2022Q2	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	4049000	usd
CY2021Q2	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	4578000	usd
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	8013000	usd
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	9385000	usd
CY2022Q2	bokf	Mortgage Banking Costs MortgageBankingCosts	9437000	usd
CY2021Q2	bokf	Mortgage Banking Costs MortgageBankingCosts	11126000	usd
	bokf	Mortgage Banking Costs MortgageBankingCosts	17314000	usd
	bokf	Mortgage Banking Costs MortgageBankingCosts	25069000	usd
CY2022Q2	us-gaap	Other Noninterest Expense OtherNoninterestExpense	9020000	usd
CY2021Q2	us-gaap	Other Noninterest Expense OtherNoninterestExpense	17312000	usd
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	18980000	usd
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	31013000	usd
CY2022Q2	us-gaap	Noninterest Expense NoninterestExpense	273655000	usd
CY2021Q2	us-gaap	Noninterest Expense NoninterestExpense	291152000	usd
	us-gaap	Noninterest Expense NoninterestExpense	551273000	usd
	us-gaap	Noninterest Expense NoninterestExpense	586936000	usd
CY2022Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	168980000	usd
CY2021Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	215603000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	247629000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	402293000	usd
CY2022Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	36122000	usd
CY2021Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	48496000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	52319000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	90878000	usd
CY2022Q2	us-gaap	Profit Loss ProfitLoss	132858000	usd
CY2021Q2	us-gaap	Profit Loss ProfitLoss	167107000	usd
	us-gaap	Profit Loss ProfitLoss	195310000	usd
	us-gaap	Profit Loss ProfitLoss	311415000	usd
CY2022Q2	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	12000	usd
CY2021Q2	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	686000	usd
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-24000	usd
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-1066000	usd
CY2022Q2	us-gaap	Net Income Loss NetIncomeLoss	132846000	usd
CY2021Q2	us-gaap	Net Income Loss NetIncomeLoss	166421000	usd
	us-gaap	Net Income Loss NetIncomeLoss	195334000	usd
	us-gaap	Net Income Loss NetIncomeLoss	312481000	usd
CY2022Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.96
CY2021Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.40
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.87
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.50
CY2022Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.96
CY2021Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.40
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.87
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.50
CY2022Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	67453748	shares
CY2021Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	68815666	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	67616396	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	68975743	shares
CY2022Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	67455172	shares
CY2021Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	68817442	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	67617834	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	68978798	shares
CY2022Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.53
CY2021Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.52
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.06
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.04
CY2022Q2	us-gaap	Profit Loss ProfitLoss	132858000	usd
CY2021Q2	us-gaap	Profit Loss ProfitLoss	167107000	usd
	us-gaap	Profit Loss ProfitLoss	195310000	usd
	us-gaap	Profit Loss ProfitLoss	311415000	usd
CY2022Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-242536000	usd
CY2022Q2	bokf	Debt Securities Net Unrealized Loss Remaining In Aoci Included In Carrying Value For Afs Securities Transferred To Investment Securities DebtSecuritiesNetUnrealizedLossRemainingInAOCIIncludedInCarryingValueForAFSSecuritiesTransferredToInvestmentSecurities	265000000	usd
CY2021Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	8480000	usd
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-881577000	usd
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-141651000	usd
CY2022Q2	us-gaap	Oci Debt Securities Available For Sale Transfer To Held To Maturity Adjustment From Aoci For Amortization Of Gain Loss Before Tax OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossBeforeTax	-2455000	usd
CY2021Q2	us-gaap	Oci Debt Securities Available For Sale Transfer To Held To Maturity Adjustment From Aoci For Amortization Of Gain Loss Before Tax OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossBeforeTax	0	usd
	us-gaap	Oci Debt Securities Available For Sale Transfer To Held To Maturity Adjustment From Aoci For Amortization Of Gain Loss Before Tax OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossBeforeTax	-2455000	usd
	us-gaap	Oci Debt Securities Available For Sale Transfer To Held To Maturity Adjustment From Aoci For Amortization Of Gain Loss Before Tax OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossBeforeTax	0	usd
CY2022Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	1188000	usd
CY2021Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	1430000	usd
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	2125000	usd
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	1897000	usd
CY2022Q2	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	-241269000	usd
CY2021Q2	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	7050000	usd
	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	-881247000	usd
	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	-143548000	usd
CY2022Q2	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-56467000	usd
CY2021Q2	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	1691000	usd
	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-206248000	usd
	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-34448000	usd
CY2022Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-184802000	usd
CY2021Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	5359000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-674999000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-109100000	usd
CY2022Q2	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	-51944000	usd
CY2021Q2	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	172466000	usd
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	-479689000	usd
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	202315000	usd
CY2022Q2	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	12000	usd
CY2021Q2	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	686000	usd
	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	-24000	usd
	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	-1066000	usd
CY2022Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-51956000	usd
CY2021Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	171780000	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-479665000	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	203381000	usd
CY2022Q2	us-gaap	Cash And Due From Banks CashAndDueFromBanks	1313563000	usd
CY2021Q4	us-gaap	Cash And Due From Banks CashAndDueFromBanks	712067000	usd
CY2022Q2	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	723787000	usd
CY2021Q4	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	2125343000	usd
CY2022Q2	us-gaap	Trading Securities TradingSecurities	2859444000	usd
CY2021Q4	us-gaap	Trading Securities TradingSecurities	9136813000	usd
CY2022Q2	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	2607757000	usd
CY2021Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	231395000	usd
CY2022Q2	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	2637345000	usd
CY2021Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	210444000	usd
CY2022Q2	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	10152663000	usd
CY2021Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	13157817000	usd
CY2022Q2	bokf	Fair Value Option Securities FairValueOptionSecurities	37927000	usd
CY2021Q4	bokf	Fair Value Option Securities FairValueOptionSecurities	43770000	usd
CY2022Q2	us-gaap	Federal Home Loan Bank Stock And Federal Reserve Bank Stock FederalHomeLoanBankStockAndFederalReserveBankStock	95130000	usd
CY2021Q4	us-gaap	Federal Home Loan Bank Stock And Federal Reserve Bank Stock FederalHomeLoanBankStockAndFederalReserveBankStock	83113000	usd
CY2022Q2	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	182726000	usd
CY2021Q4	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	192295000	usd
CY2022Q2	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	21291148000	usd
CY2021Q4	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	20205680000	usd
CY2022Q2	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	241114000	usd
CY2021Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	256421000	usd
CY2022Q2	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	21050034000	usd
CY2021Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	19949259000	usd
CY2022Q2	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	573605000	usd
CY2021Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	574148000	usd
CY2022Q2	us-gaap	Accrued Investment Income Receivable AccruedInvestmentIncomeReceivable	176672000	usd
CY2021Q4	us-gaap	Accrued Investment Income Receivable AccruedInvestmentIncomeReceivable	223021000	usd
CY2022Q2	us-gaap	Goodwill Goodwill	1044749000	usd
CY2021Q4	us-gaap	Goodwill Goodwill	1044749000	usd
CY2022Q2	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	83744000	usd
CY2021Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	91778000	usd
CY2022Q2	us-gaap	Servicing Asset At Fair Value Amount ServicingAssetAtFairValueAmount	270312000	usd
CY2021Q4	us-gaap	Servicing Asset At Fair Value Amount ServicingAssetAtFairValueAmount	163198000	usd
CY2022Q2	us-gaap	Real Estate Owned Valuation Allowance RealEstateOwnedValuationAllowance	10822000	usd
CY2021Q4	us-gaap	Real Estate Owned Valuation Allowance RealEstateOwnedValuationAllowance	6083000	usd
CY2022Q2	us-gaap	Other Real Estate And Foreclosed Assets OtherRealEstateAndForeclosedAssets	22221000	usd
CY2021Q4	us-gaap	Other Real Estate And Foreclosed Assets OtherRealEstateAndForeclosedAssets	24589000	usd
CY2022Q2	us-gaap	Derivative Assets DerivativeAssets	1992977000	usd
CY2021Q4	us-gaap	Derivative Assets DerivativeAssets	1097297000	usd
CY2022Q2	us-gaap	Bank Owned Life Insurance BankOwnedLifeInsurance	409937000	usd
CY2021Q4	us-gaap	Bank Owned Life Insurance BankOwnedLifeInsurance	405607000	usd
CY2022Q2	us-gaap	Receivables From Brokers Dealers And Clearing Organizations ReceivablesFromBrokersDealersAndClearingOrganizations	60168000	usd
CY2021Q4	us-gaap	Receivables From Brokers Dealers And Clearing Organizations ReceivablesFromBrokersDealersAndClearingOrganizations	56172000	usd
CY2022Q2	us-gaap	Other Assets OtherAssets	1690068000	usd
CY2021Q4	us-gaap	Other Assets OtherAssets	957951000	usd
CY2022Q2	us-gaap	Assets Assets	45377072000	usd
CY2021Q4	us-gaap	Assets Assets	50249431000	usd
CY2022Q2	us-gaap	Noninterest Bearing Deposit Liabilities Domestic NoninterestBearingDepositLiabilitiesDomestic	15720296000	usd
CY2021Q4	us-gaap	Noninterest Bearing Deposit Liabilities Domestic NoninterestBearingDepositLiabilitiesDomestic	15344423000	usd
CY2022Q2	us-gaap	Demand Deposit Accounts DemandDepositAccounts	20544199000	usd
CY2021Q4	us-gaap	Demand Deposit Accounts DemandDepositAccounts	23268573000	usd
CY2022Q2	us-gaap	Deposits Savings Deposits DepositsSavingsDeposits	984824000	usd
CY2021Q4	us-gaap	Deposits Savings Deposits DepositsSavingsDeposits	924735000	usd
CY2022Q2	us-gaap	Time Deposits TimeDeposits	1369599000	usd
CY2021Q4	us-gaap	Time Deposits TimeDeposits	1704328000	usd
CY2022Q2	us-gaap	Deposits Deposits	38618918000	usd
CY2021Q4	us-gaap	Deposits Deposits	41242059000	usd
CY2022Q2	us-gaap	Federal Funds Purchased And Securities Sold Under Agreements To Repurchase FederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase	677030000	usd
CY2021Q4	us-gaap	Federal Funds Purchased And Securities Sold Under Agreements To Repurchase FederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase	2326449000	usd
CY2022Q2	us-gaap	Other Borrowings OtherBorrowings	35505000	usd
CY2021Q4	us-gaap	Other Borrowings OtherBorrowings	36753000	usd
CY2022Q2	us-gaap	Subordinated Debt SubordinatedDebt	131223000	usd
CY2021Q4	us-gaap	Subordinated Debt SubordinatedDebt	131226000	usd
CY2022Q2	us-gaap	Accounts Payable And Accrued Liabilities Current And Noncurrent AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent	211419000	usd
CY2021Q4	us-gaap	Accounts Payable And Accrued Liabilities Current And Noncurrent AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent	273041000	usd
CY2022Q2	us-gaap	Derivative Liabilities DerivativeLiabilities	214576000	usd
CY2021Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	275625000	usd
CY2022Q2	srt	Payables To Broker Dealers And Clearing Organizations PayablesToBrokerDealersAndClearingOrganizations	297352000	usd
CY2021Q4	srt	Payables To Broker Dealers And Clearing Organizations PayablesToBrokerDealersAndClearingOrganizations	160686000	usd
CY2022Q2	us-gaap	Other Liabilities OtherLiabilities	449507000	usd
CY2021Q4	us-gaap	Other Liabilities OtherLiabilities	435221000	usd
CY2022Q2	us-gaap	Liabilities Liabilities	40635530000	usd
CY2021Q4	us-gaap	Liabilities Liabilities	44881060000	usd
CY2021Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.00006
CY2022Q2	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	76408276	shares
CY2022Q2	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.00006
CY2022Q2	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	2500000000	shares
CY2021Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	2500000000	shares
CY2022Q2	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	76408276	shares
CY2021Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	76254029	shares
CY2021Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	76254029	shares
CY2022Q2	us-gaap	Common Stock Value CommonStockValue	5000	usd
CY2021Q4	us-gaap	Common Stock Value CommonStockValue	5000	usd
CY2022Q2	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	1381676000	usd
CY2021Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	1378794000	usd
CY2022Q2	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	4570837000	usd
CY2021Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	4447691000	usd
CY2022Q2	us-gaap	Treasury Stock Shares TreasuryStockShares	8602271	shares
CY2021Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	7786257	shares
CY2022Q2	us-gaap	Treasury Stock Value TreasuryStockValue	612551000	usd
CY2021Q4	us-gaap	Treasury Stock Value TreasuryStockValue	535129000	usd
CY2022Q2	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-602628000	usd
CY2021Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	72371000	usd
CY2022Q2	us-gaap	Stockholders Equity StockholdersEquity	4737339000	usd
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	5363732000	usd
CY2022Q2	us-gaap	Minority Interest MinorityInterest	4203000	usd
CY2021Q4	us-gaap	Minority Interest MinorityInterest	4639000	usd
CY2022Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	4741542000	usd
CY2021Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	5368371000	usd
CY2022Q2	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	45377072000	usd
CY2021Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	50249431000	usd
CY2022Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	4853524000	usd
CY2022Q2	us-gaap	Profit Loss ProfitLoss	132858000	usd
	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	412000	usd
CY2022Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-184802000	usd
CY2022Q2	us-gaap	Treasury Stock Value Acquired Par Value Method TreasuryStockValueAcquiredParValueMethod	24404000	usd
CY2022Q2	us-gaap	Stock Issued During Period Value Stock Options Exercised Net Of Tax Benefit Expense StockIssuedDuringPeriodValueStockOptionsExercisedNetOfTaxBenefitExpense	0	usd
CY2022Q2	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	0	usd
CY2022Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	10000	usd
CY2022Q2	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	35893000	usd
CY2022Q2	us-gaap	Noncontrolling Interest Increase From Subsidiary Equity Issuance NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance	249000	usd
CY2022Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	4741542000	usd
CY2021Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	5368371000	usd
	us-gaap	Profit Loss ProfitLoss	195310000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-674999000	usd
	us-gaap	Treasury Stock Value Acquired Par Value Method TreasuryStockValueAcquiredParValueMethod	72478000	usd
	us-gaap	Stock Issued During Period Value Stock Options Exercised Net Of Tax Benefit Expense StockIssuedDuringPeriodValueStockOptionsExercisedNetOfTaxBenefitExpense	37000	usd
	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	4944000	usd
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	2845000	usd
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	72188000	usd
	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	5815000	usd
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	4090000	usd
CY2022Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	4741542000	usd
CY2021Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	5262344000	usd
CY2021Q2	us-gaap	Profit Loss ProfitLoss	167107000	usd
CY2021Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	5359000	usd
CY2021Q2	us-gaap	Treasury Stock Value Acquired Par Value Method TreasuryStockValueAcquiredParValueMethod	43797000	usd
CY2021Q2	us-gaap	Stock Issued During Period Value Stock Options Exercised Net Of Tax Benefit Expense StockIssuedDuringPeriodValueStockOptionsExercisedNetOfTaxBenefitExpense	0	usd
CY2021Q2	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	0	usd
CY2021Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	1366000	usd
CY2021Q2	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	35834000	usd
CY2021Q2	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	1994000	usd
CY2021Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	5354551000	usd
CY2020Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	5291561000	usd
	us-gaap	Profit Loss ProfitLoss	311415000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-109100000	usd
	us-gaap	Treasury Stock Value Acquired Par Value Method TreasuryStockValueAcquiredParValueMethod	63868000	usd
	us-gaap	Stock Issued During Period Value Stock Options Exercised Net Of Tax Benefit Expense StockIssuedDuringPeriodValueStockOptionsExercisedNetOfTaxBenefitExpense	949000	usd
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	72026000	usd
	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	2655000	usd
CY2021Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	5354551000	usd
	us-gaap	Profit Loss ProfitLoss	195310000	usd
	us-gaap	Profit Loss ProfitLoss	311415000	usd
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	0	usd
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	-60000000	usd
	us-gaap	Mortgage Servicing Rights Msr Impairment Recovery MortgageServicingRightsMSRImpairmentRecovery	-66595000	usd
	us-gaap	Mortgage Servicing Rights Msr Impairment Recovery MortgageServicingRightsMSRImpairmentRecovery	-20833000	usd
	bokf	Changeinfairvalueofmortgageservicingrightsduetoloanrunoff Changeinfairvalueofmortgageservicingrightsduetoloanrunoff	15317000	usd
	bokf	Changeinfairvalueofmortgageservicingrightsduetoloanrunoff Changeinfairvalueofmortgageservicingrightsduetoloanrunoff	22143000	usd
	us-gaap	Unrealized Gain Loss On Derivatives UnrealizedGainLossOnDerivatives	47004000	usd
	us-gaap	Unrealized Gain Loss On Derivatives UnrealizedGainLossOnDerivatives	-40581000	usd
	us-gaap	Share Based Compensation ShareBasedCompensation	2845000	usd
	us-gaap	Share Based Compensation ShareBasedCompensation	4090000	usd
	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	52971000	usd
	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	50185000	usd
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-6417000	usd
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-9607000	usd
	us-gaap	Realized Investment Gains Losses RealizedInvestmentGainsLosses	-7157000	usd
	us-gaap	Realized Investment Gains Losses RealizedInvestmentGainsLosses	28463000	usd
	bokf	Netgainonmortgageloansheldforsale Netgainonmortgageloansheldforsale	6521000	usd
	bokf	Netgainonmortgageloansheldforsale Netgainonmortgageloansheldforsale	41611000	usd
	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	779103000	usd
	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	1597946000	usd
	us-gaap	Proceeds From Sale Of Mortgage Loans Held For Sale ProceedsFromSaleOfMortgageLoansHeldForSale	793223000	usd
	us-gaap	Proceeds From Sale Of Mortgage Loans Held For Sale ProceedsFromSaleOfMortgageLoansHeldForSale	1684711000	usd
	bokf	Capitalizedmortgageservicingrights Capitalizedmortgageservicingrights	10969000	usd
	bokf	Capitalizedmortgageservicingrights Capitalizedmortgageservicingrights	17767000	usd
	us-gaap	Increase Decrease In Trading Securities IncreaseDecreaseInTradingSecurities	-6283157000	usd
	us-gaap	Increase Decrease In Trading Securities IncreaseDecreaseInTradingSecurities	936759000	usd
	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	-62029000	usd
	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	-60286000	usd
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	17067000	usd
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	16000	usd
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-55875000	usd
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	32611000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	6435292000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-487766000	usd
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	26730000	usd
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	23870000	usd
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	1365103000	usd
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	1782153000	usd
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	1919632000	usd
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	2602658000	usd
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	211301000	usd
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	394146000	usd
	bokf	Change In Amount Receivable On Unsettled Security Transactions ChangeInAmountReceivableOnUnsettledSecurityTransactions	-19793000	usd
	bokf	Change In Amount Receivable On Unsettled Security Transactions ChangeInAmountReceivableOnUnsettledSecurityTransactions	-19509000	usd
	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	1070725000	usd
	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	-1621847000	usd
	us-gaap	Payments For Proceeds From Derivative Instrument Investing Activities PaymentsForProceedsFromDerivativeInstrumentInvestingActivities	-151559000	usd
	us-gaap	Payments For Proceeds From Derivative Instrument Investing Activities PaymentsForProceedsFromDerivativeInstrumentInvestingActivities	232861000	usd
	us-gaap	Payments To Acquire Restricted Investments PaymentsToAcquireRestrictedInvestments	12017000	usd
	us-gaap	Proceeds From Sale Of Restricted Investments ProceedsFromSaleOfRestrictedInvestments	36506000	usd
	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	11559000	usd
	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	70443000	usd
	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	119302000	usd
	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	95077000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-1375217000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	978860000	usd
	bokf	Net Change In Demand Deposits Transaction Deposits And Savings Accounts NetChangeInDemandDepositsTransactionDepositsAndSavingsAccounts	-2288412000	usd
	bokf	Net Change In Demand Deposits Transaction Deposits And Savings Accounts NetChangeInDemandDepositsTransactionDepositsAndSavingsAccounts	1357832000	usd
	us-gaap	Increase Decrease In Time Deposits IncreaseDecreaseInTimeDeposits	-334729000	usd
	us-gaap	Increase Decrease In Time Deposits IncreaseDecreaseInTimeDeposits	-61779000	usd
	us-gaap	Proceeds From Repayments Of Other Debt ProceedsFromRepaymentsOfOtherDebt	-1671503000	usd
	us-gaap	Proceeds From Repayments Of Other Debt ProceedsFromRepaymentsOfOtherDebt	-1324500000	usd
	us-gaap	Payments For Proceeds From Derivative Instrument Financing Activities PaymentsForProceedsFromDerivativeInstrumentFinancingActivities	131361000	usd
	us-gaap	Payments For Proceeds From Derivative Instrument Financing Activities PaymentsForProceedsFromDerivativeInstrumentFinancingActivities	-234074000	usd
	bokf	Net Change In Derivative Margin Accounts NetChangeInDerivativeMarginAccounts	-1417338000	usd
	bokf	Net Change In Derivative Margin Accounts NetChangeInDerivativeMarginAccounts	-649717000	usd
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	132781000	usd
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	172638000	usd
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	-4907000	usd
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	-4866000	usd
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	72478000	usd
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	63868000	usd
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	72188000	usd
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	72026000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-5860135000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-412212000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-800060000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	78882000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	2837410000	usd
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1180573000	usd
CY2022Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	2037350000	usd
CY2021Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1259455000	usd
	us-gaap	Interest Paid Net InterestPaidNet	35094000	usd
	us-gaap	Interest Paid Net InterestPaidNet	32161000	usd
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	66862000	usd
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	96994000	usd
	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	4080000	usd
	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	289000	usd
	bokf	Transfer Of Available For Sale Securities To Investment Securities Fair Value TransferOfAvailableForSaleSecuritiesToInvestmentSecuritiesFairValue	2454273000	usd
	bokf	Transfer Of Available For Sale Securities To Investment Securities Fair Value TransferOfAvailableForSaleSecuritiesToInvestmentSecuritiesFairValue	0	usd
	bokf	Increase In Us Government Guaranteed Loans Eligible For Repurchase IncreaseInUSGovernmentGuaranteedLoansEligibleForRepurchase	20836000	usd
	bokf	Increase In Us Government Guaranteed Loans Eligible For Repurchase IncreaseInUSGovernmentGuaranteedLoansEligibleForRepurchase	55558000	usd
	bokf	Conveyance Of Other Real Estate Owned Guaranteed By Us Govt ConveyanceOfOtherRealEstateOwnedGuaranteedByUsGovt	3478000	usd
	bokf	Conveyance Of Other Real Estate Owned Guaranteed By Us Govt ConveyanceOfOtherRealEstateOwnedGuaranteedByUsGovt	3009000	usd
	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	15506000	usd
	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	6192000	usd
	us-gaap	Prior Period Reclassification Adjustment Description PriorPeriodReclassificationAdjustmentDescription	Certain reclassifications have been made to conform to the current period presentation.
CY2022Q2	us-gaap	Trading Securities Debt TradingSecuritiesDebt	2859444000	usd
CY2022Q2	bokf	Trading Securities Net Unrealized Gains Losses TradingSecuritiesNetUnrealizedGainsLosses	-20467000	usd
CY2021Q4	us-gaap	Trading Securities Debt TradingSecuritiesDebt	9136813000	usd
CY2021Q4	bokf	Trading Securities Net Unrealized Gains Losses TradingSecuritiesNetUnrealizedGainsLosses	-9290000	usd
CY2022Q2	bokf	Debt Securities Heldtomaturitygross DebtSecuritiesHeldtomaturitygross	2903116000	usd
CY2022Q2	bokf	Debt Securities Held To Maturity Carrying Value DebtSecuritiesHeldToMaturityCarryingValue	2638062000	usd
CY2022Q2	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	2607757000	usd
CY2022Q2	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	6091000	usd
CY2022Q2	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	36396000	usd
CY2022Q2	us-gaap	Debt Securities Held To Maturity Allowance For Credit Loss DebtSecuritiesHeldToMaturityAllowanceForCreditLoss	717000	usd
CY2022Q2	us-gaap	Debt Securities Held To Maturity Allowance For Credit Loss DebtSecuritiesHeldToMaturityAllowanceForCreditLoss	717000	usd
CY2022Q2	us-gaap	Debt Securities Held To Maturity Amortized Cost After Allowance For Credit Loss DebtSecuritiesHeldToMaturityAmortizedCostAfterAllowanceForCreditLoss	2902399000	usd
CY2022Q2	bokf	Debt Securities Held To Maturity Carrying Value After Allowance For Credit Loss DebtSecuritiesHeldToMaturityCarryingValueAfterAllowanceForCreditLoss	2637345000	usd
CY2022Q2	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	2607757000	usd
CY2022Q2	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	6091000	usd
CY2022Q2	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	36396000	usd
CY2021Q4	bokf	Debt Securities Heldtomaturitygross DebtSecuritiesHeldtomaturitygross	210999000	usd
CY2021Q4	bokf	Debt Securities Held To Maturity Carrying Value DebtSecuritiesHeldToMaturityCarryingValue	210999000	usd
CY2021Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	231395000	usd
CY2021Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	20412000	usd
CY2021Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	16000	usd
CY2021Q4	us-gaap	Debt Securities Held To Maturity Allowance For Credit Loss DebtSecuritiesHeldToMaturityAllowanceForCreditLoss	555000	usd
CY2021Q4	us-gaap	Debt Securities Held To Maturity Allowance For Credit Loss DebtSecuritiesHeldToMaturityAllowanceForCreditLoss	555000	usd
CY2021Q4	us-gaap	Debt Securities Held To Maturity Amortized Cost After Allowance For Credit Loss DebtSecuritiesHeldToMaturityAmortizedCostAfterAllowanceForCreditLoss	210444000	usd
CY2021Q4	bokf	Debt Securities Held To Maturity Carrying Value After Allowance For Credit Loss DebtSecuritiesHeldToMaturityCarryingValueAfterAllowanceForCreditLoss	210444000	usd
CY2021Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	231395000	usd
CY2021Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	20412000	usd
CY2021Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	16000	usd
CY2022Q2	bokf	Debt Securities Held To Maturity Fair Value Transfer Amount DebtSecuritiesHeldToMaturityFairValueTransferAmount	2400000000	usd
CY2022Q2	us-gaap	Debt Securities Held To Maturity Transfer Amount DebtSecuritiesHeldToMaturityTransferAmount	2700000000	usd
CY2022Q2	us-gaap	Held To Maturity Securities Transferred Security Unrealized Gain Loss HeldToMaturitySecuritiesTransferredSecurityUnrealizedGainLoss	268000000	usd
CY2022Q2	bokf	Debt Securities Held To Maturity Carrying Value DebtSecuritiesHeldToMaturityCarryingValue	2638062000	usd
CY2022Q2	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	2607757000	usd
CY2022Q2	us-gaap	Held To Maturity Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions HeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions	175
CY2022Q2	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	2451661000	usd
CY2022Q2	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	36319000	usd
CY2022Q2	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	550000	usd
CY2022Q2	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	77000	usd
CY2022Q2	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue	2452211000	usd
CY2022Q2	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	36396000	usd
CY2021Q4	us-gaap	Held To Maturity Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions HeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions	3
CY2021Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	273000	usd
CY2021Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	2000	usd
CY2021Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	587000	usd
CY2021Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	14000	usd
CY2021Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue	860000	usd
CY2021Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	16000	usd
CY2022Q2	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	10675475000	usd
CY2022Q2	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	10152663000	usd
CY2022Q2	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	15193000	usd
CY2022Q2	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	538005000	usd
CY2021Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	13064436000	usd
CY2021Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	13157817000	usd
CY2021Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	207361000	usd
CY2021Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	113980000	usd
CY2022Q2	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	10675475000	usd
CY2022Q2	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	10152663000	usd
CY2022Q2	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	156116000	usd
CY2021Q2	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	338109000	usd
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	211301000	usd
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	394146000	usd
CY2022Q2	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	1461000	usd
CY2021Q2	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	1767000	usd
	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	3394000	usd
	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	2240000	usd
CY2022Q2	us-gaap	Debt Securities Available For Sale Realized Loss Excluding Other Than Temporary Impairment DebtSecuritiesAvailableForSaleRealizedLossExcludingOtherThanTemporaryImpairment	273000	usd
CY2021Q2	us-gaap	Debt Securities Available For Sale Realized Loss Excluding Other Than Temporary Impairment DebtSecuritiesAvailableForSaleRealizedLossExcludingOtherThanTemporaryImpairment	337000	usd
	us-gaap	Debt Securities Available For Sale Realized Loss Excluding Other Than Temporary Impairment DebtSecuritiesAvailableForSaleRealizedLossExcludingOtherThanTemporaryImpairment	1269000	usd
	us-gaap	Debt Securities Available For Sale Realized Loss Excluding Other Than Temporary Impairment DebtSecuritiesAvailableForSaleRealizedLossExcludingOtherThanTemporaryImpairment	343000	usd
CY2022Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	278000	usd
CY2021Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	336000	usd
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	497000	usd
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	455000	usd
CY2022Q2	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Number Of Positions DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions	1041
CY2022Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	8223466000	usd
CY2022Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	420155000	usd
CY2022Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	1381849000	usd
CY2022Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	117850000	usd
CY2022Q2	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	9605315000	usd
CY2022Q2	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	538005000	usd
	bokf	Max No Of Days After Which Past Due Non Risk Graded Loans Are Charged Off MaxNoOfDaysAfterWhichPastDueNonRiskGradedLoansAreChargedOff	P180D
CY2021Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Number Of Positions DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions	462
CY2021Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	4911358000	usd
CY2021Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	80372000	usd
CY2021Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	1476208000	usd
CY2021Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	33608000	usd
CY2021Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	6387566000	usd
CY2021Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	113980000	usd
	bokf	Credit Losses Recognized On Residential Mortgage Loans Held For Sale CreditLossesRecognizedOnResidentialMortgageLoansHeldForSale	0	usd
	bokf	Loans Number Of Days Past Due For Non Risk Graded Loan To Be Placed On Nonaccruing Status LoansNumberOfDaysPastDueForNonRiskGradedLoanToBePlacedOnNonaccruingStatus	P90D
	bokf	Loans Number Of Days After Notification Of Chapter7 Bankruptcy Non Risk Graded Loan Is Placed On Nonaccruing Status LoansNumberOfDaysAfterNotificationOfChapter7BankruptcyNonRiskGradedLoanIsPlacedOnNonaccruingStatus	P60D
	bokf	Minimum No Of Days After Which Past Due Non Risk Graded Loans Are Charged Off MinimumNoOfDaysAfterWhichPastDueNonRiskGradedLoansAreChargedOff	P60D
	bokf	Loans Number Of Days After Notification Of Chapter7 Bankruptcy Non Risk Graded Loan Is Charged Off LoansNumberOfDaysAfterNotificationOfChapter7BankruptcyNonRiskGradedLoanIsChargedOff	P60D
CY2022Q2	us-gaap	Loans Receivable With Fixed Rates Of Interest1 LoansReceivableWithFixedRatesOfInterest1	6339409000	usd
CY2022Q2	us-gaap	Loans Receivable With Variable Rates Of Interest1 LoansReceivableWithVariableRatesOfInterest1	14837600000	usd
CY2022Q2	us-gaap	Loans And Leases Receivable Impaired Nonperforming Nonaccrual Of Interest LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest	114139000	usd
CY2022Q2	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	21291148000	usd
CY2021Q4	us-gaap	Loans Receivable With Fixed Rates Of Interest1 LoansReceivableWithFixedRatesOfInterest1	6603265000	usd
CY2021Q4	us-gaap	Loans Receivable With Variable Rates Of Interest1 LoansReceivableWithVariableRatesOfInterest1	13468356000	usd
CY2021Q4	us-gaap	Loans And Leases Receivable Impaired Nonperforming Nonaccrual Of Interest LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest	134059000	usd
CY2021Q4	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	20205680000	usd
CY2022Q2	us-gaap	Unused Commitments To Extend Credit UnusedCommitmentsToExtendCredit	13500000000	usd
CY2022Q2	us-gaap	Letters Of Credit Outstanding Amount LettersOfCreditOutstandingAmount	701000000	usd
	bokf	Credit Losses Recognized On Residential Mortgage Loans Held For Sale CreditLossesRecognizedOnResidentialMortgageLoansHeldForSale	0	usd
CY2022Q1	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	246473000	usd
CY2022Q2	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	-6158000	usd
CY2022Q2	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	1368000	usd
CY2022Q2	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	2167000	usd
CY2022Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	241114000	usd
CY2022Q1	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	36245000	usd
CY2022Q2	us-gaap	Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal	6005000	usd
CY2022Q2	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	42250000	usd
CY2021Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	256421000	usd
	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	-10125000	usd
	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	9173000	usd
	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	3991000	usd
CY2022Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	241114000	usd
CY2021Q4	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	32977000	usd
	us-gaap	Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal	9273000	usd
CY2022Q2	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	42250000	usd
CY2021Q1	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	352402000	usd
CY2021Q2	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	-25064000	usd
CY2021Q2	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	18304000	usd
CY2021Q2	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	2856000	usd
CY2021Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	311890000	usd
CY2021Q1	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	32877000	usd
CY2021Q2	us-gaap	Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal	-8590000	usd
CY2021Q2	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	24287000	usd
CY2020Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	388640000	usd
	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	-46834000	usd
	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	35209000	usd
	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	5293000	usd
CY2021Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	311890000	usd
CY2020Q4	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	36921000	usd
	us-gaap	Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal	-12634000	usd
CY2022Q2	us-gaap	Financing Receivable Originated In Current Fiscal Year FinancingReceivableOriginatedInCurrentFiscalYear	2071984000	usd
CY2021Q2	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	24287000	usd
CY2022Q2	bokf	Change In Provision Due To Loan Growth And Changes In Our Economic Outlook Offset By Sustained Trend Of Improving Credit Quality Metrics ChangeInProvisionDueToLoanGrowthAndChangesInOurEconomicOutlookOffsetBySustainedTrendOfImprovingCreditQualityMetrics	305000	usd
CY2022Q2	bokf	Otherchangestoprovision Otherchangestoprovision	-458000	usd
CY2022Q2	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	21177009000	usd
CY2022Q2	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	237826000	usd
CY2022Q2	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	114139000	usd
CY2022Q2	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	3288000	usd
CY2022Q2	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	21291148000	usd
CY2022Q2	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	241114000	usd
CY2021Q4	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	20071621000	usd
CY2021Q4	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	250079000	usd
CY2021Q4	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	134059000	usd
CY2021Q4	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	6342000	usd
CY2021Q4	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	20205680000	usd
CY2021Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	256421000	usd
CY2022Q2	us-gaap	Financing Receivable Revolving Converted To Term Loan FinancingReceivableRevolvingConvertedToTermLoan	42718000	usd
CY2022Q2	us-gaap	Notes Receivable Gross NotesReceivableGross	21291148000	usd
CY2022Q2	us-gaap	Financing Receivable Originated In Fiscal Year Before Latest Fiscal Year FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear	3541124000	usd
CY2022Q2	us-gaap	Financing Receivable Originated Two Years Before Latest Fiscal Year FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear	2350788000	usd
CY2022Q2	us-gaap	Financing Receivable Originated Three Years Before Latest Fiscal Year FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear	2049727000	usd
CY2022Q2	us-gaap	Financing Receivable Originated Four Years Before Latest Fiscal Year FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear	1284247000	usd
CY2022Q2	us-gaap	Financing Receivable Originated Five Or More Years Before Latest Fiscal Year FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear	3630394000	usd
CY2022Q2	us-gaap	Financing Receivable Revolving FinancingReceivableRevolving	6320166000	usd
CY2021Q4	us-gaap	Financing Receivable Originated In Current Fiscal Year FinancingReceivableOriginatedInCurrentFiscalYear	3678190000	usd
CY2021Q4	us-gaap	Financing Receivable Originated In Fiscal Year Before Latest Fiscal Year FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear	2680781000	usd
CY2021Q4	us-gaap	Financing Receivable Originated Two Years Before Latest Fiscal Year FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear	2305870000	usd
CY2021Q4	us-gaap	Financing Receivable Originated Three Years Before Latest Fiscal Year FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear	1579560000	usd
CY2021Q4	us-gaap	Financing Receivable Originated Four Years Before Latest Fiscal Year FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear	1250651000	usd
CY2021Q4	us-gaap	Financing Receivable Originated Five Or More Years Before Latest Fiscal Year FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear	3124953000	usd
CY2021Q4	us-gaap	Financing Receivable Revolving FinancingReceivableRevolving	5559595000	usd
CY2021Q4	us-gaap	Financing Receivable Revolving Converted To Term Loan FinancingReceivableRevolvingConvertedToTermLoan	26080000	usd
CY2021Q4	us-gaap	Notes Receivable Gross NotesReceivableGross	20205680000	usd
CY2022Q2	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	114139000	usd
CY2022Q2	us-gaap	Financing Receivable Nonaccrual No Allowance FinancingReceivableNonaccrualNoAllowance	96406000	usd
CY2022Q2	bokf	Financing Receivable Nonaccrual With Allowance FinancingReceivableNonaccrualWithAllowance	17733000	usd
CY2022Q2	bokf	Financing Receivable Nonaccrual Related Allowance FinancingReceivableNonaccrualRelatedAllowance	3288000	usd
CY2021Q4	bokf	Residential Mortgage Loans Held For Sale Nonperforming ResidentialMortgageLoansHeldForSaleNonperforming	0	usd
CY2021Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	134059000	usd
CY2021Q4	us-gaap	Financing Receivable Nonaccrual No Allowance FinancingReceivableNonaccrualNoAllowance	114025000	usd
CY2021Q4	bokf	Financing Receivable Nonaccrual With Allowance FinancingReceivableNonaccrualWithAllowance	20034000	usd
CY2021Q4	bokf	Financing Receivable Nonaccrual Related Allowance FinancingReceivableNonaccrualRelatedAllowance	6343000	usd
CY2022Q2	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	252000000	usd
CY2022Q2	bokf	Troubled Debt Financing Receivable Modification Performing According To Modified Terms TroubledDebtFinancingReceivableModificationPerformingAccordingToModifiedTerms	129000000	usd
CY2021Q4	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	273000000	usd
CY2021Q4	bokf	Troubled Debt Financing Receivable Modification Performing According To Modified Terms TroubledDebtFinancingReceivableModificationPerformingAccordingToModifiedTerms	141000000	usd
CY2022Q2	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	10000000	usd
	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	28000000	usd
CY2022Q2	us-gaap	Financing Receivables Impaired Troubled Debt Restructuring Write Down FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown	1000	usd
CY2021Q2	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	55000000	usd
CY2021	bokf	Number Of Days For Past Due Residential Mortgage Loans Heldfor Sale NumberOfDaysForPastDueResidentialMortgageLoansHeldforSale	P90D
	us-gaap	Financing Receivables Impaired Troubled Debt Restructuring Write Down FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown	4000	usd
	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	66000000	usd
CY2021Q2	us-gaap	Financing Receivables Impaired Troubled Debt Restructuring Write Down FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown	35000	usd
	us-gaap	Financing Receivables Impaired Troubled Debt Restructuring Write Down FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown	311000	usd
CY2022Q2	us-gaap	Notes Receivable Gross NotesReceivableGross	21291148000	usd
CY2022Q2	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	87473000	usd
CY2021Q4	us-gaap	Notes Receivable Gross NotesReceivableGross	20205680000	usd
CY2021Q4	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	119132000	usd
CY2022Q2	bokf	Residential Mortgage Loans Held For Sale Unpaid Principal Balance Gross ResidentialMortgageLoansHeldForSaleUnpaidPrincipalBalanceGross	178631000	usd
CY2022Q2	bokf	Fair Valueof Residential Mortgage Loans Heldfor Sale FairValueofResidentialMortgageLoansHeldforSale	178576000	usd
CY2021Q4	bokf	Residential Mortgage Loans Held For Sale Unpaid Principal Balance Gross ResidentialMortgageLoansHeldForSaleUnpaidPrincipalBalanceGross	182710000	usd
	bokf	Number Of Days For Past Due Residential Mortgage Loans Heldfor Sale NumberOfDaysForPastDueResidentialMortgageLoansHeldforSale	P90D
CY2021Q4	bokf	Fair Valueof Residential Mortgage Loans Heldfor Sale FairValueofResidentialMortgageLoansHeldforSale	186175000	usd
CY2022Q2	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	182726000	usd
CY2021Q4	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	192295000	usd
CY2022Q2	bokf	Residential Mortgage Loans Held For Sale Nonperforming ResidentialMortgageLoansHeldForSaleNonperforming	0	usd
CY2022Q2	us-gaap	Gain Loss On Sale Of Mortgage Loans GainLossOnSaleOfMortgageLoans	3158000	usd
CY2021Q2	us-gaap	Gain Loss On Sale Of Mortgage Loans GainLossOnSaleOfMortgageLoans	20783000	usd
	us-gaap	Gain Loss On Sale Of Mortgage Loans GainLossOnSaleOfMortgageLoans	10041000	usd
	us-gaap	Gain Loss On Sale Of Mortgage Loans GainLossOnSaleOfMortgageLoans	46783000	usd
CY2022Q2	bokf	Netchangeinunrealizedgainonmortgageloansheldforsale Netchangeinunrealizedgainonmortgageloansheldforsale	2307000	usd
CY2021Q2	bokf	Netchangeinunrealizedgainonmortgageloansheldforsale Netchangeinunrealizedgainonmortgageloansheldforsale	1783000	usd
	bokf	Netchangeinunrealizedgainonmortgageloansheldforsale Netchangeinunrealizedgainonmortgageloansheldforsale	-3520000	usd
	bokf	Netchangeinunrealizedgainonmortgageloansheldforsale Netchangeinunrealizedgainonmortgageloansheldforsale	-5172000	usd
CY2022Q2	bokf	Changeinfairvalueofmortgageloancommitments Changeinfairvalueofmortgageloancommitments	998000	usd
CY2021Q2	bokf	Changeinfairvalueofmortgageloancommitments Changeinfairvalueofmortgageloancommitments	-1253000	usd
	bokf	Changeinfairvalueofmortgageloancommitments Changeinfairvalueofmortgageloancommitments	-2300000	usd
	bokf	Changeinfairvalueofmortgageloancommitments Changeinfairvalueofmortgageloancommitments	-10233000	usd
CY2022Q2	bokf	Changeinthefairvalueofforwardsalescommitments Changeinthefairvalueofforwardsalescommitments	-6967000	usd
CY2021Q2	bokf	Changeinthefairvalueofforwardsalescommitments Changeinthefairvalueofforwardsalescommitments	-11309000	usd
	bokf	Changeinthefairvalueofforwardsalescommitments Changeinthefairvalueofforwardsalescommitments	330000	usd
	bokf	Changeinthefairvalueofforwardsalescommitments Changeinthefairvalueofforwardsalescommitments	3913000	usd
CY2022Q2	bokf	Mortgage Production Revenue MortgageProductionRevenue	-504000	usd
CY2021Q2	bokf	Mortgage Production Revenue MortgageProductionRevenue	10004000	usd
	bokf	Mortgage Production Revenue MortgageProductionRevenue	4551000	usd
	bokf	Mortgage Production Revenue MortgageProductionRevenue	35291000	usd
CY2022Q2	bokf	Mortgage Servicing Fees MortgageServicingFees	11872000	usd
CY2021Q2	bokf	Mortgage Servicing Fees MortgageServicingFees	11215000	usd
	bokf	Mortgage Servicing Fees MortgageServicingFees	23467000	usd
	bokf	Mortgage Servicing Fees MortgageServicingFees	23041000	usd
CY2022Q2	bokf	Mortgage Banking Revenue MortgageBankingRevenue	11368000	usd
CY2021Q2	bokf	Mortgage Banking Revenue MortgageBankingRevenue	21219000	usd
	bokf	Mortgage Banking Revenue MortgageBankingRevenue	28018000	usd
	bokf	Mortgage Banking Revenue MortgageBankingRevenue	58332000	usd
CY2022Q2	bokf	Residential Mortgage Loans Serviced Number Of Loans ResidentialMortgageLoansServicedNumberOfLoans	113217
CY2021Q4	bokf	Residential Mortgage Loans Serviced Number Of Loans ResidentialMortgageLoansServicedNumberOfLoans	102008
CY2022Q2	bokf	Residential Mortgage Loans Serviced Outstanding Principal ResidentialMortgageLoansServicedOutstandingPrincipal	19327944000	usd
CY2021Q4	bokf	Residential Mortgage Loans Serviced Outstanding Principal ResidentialMortgageLoansServicedOutstandingPrincipal	16442446000	usd
CY2022Q2	bokf	Weighted Average Interest Rateof Loans Servicedfor Others WeightedAverageInterestRateofLoansServicedforOthers	0.0352
CY2021Q4	bokf	Weighted Average Interest Rateof Loans Servicedfor Others WeightedAverageInterestRateofLoansServicedforOthers	0.0358
	bokf	Residential Mortgage Loans Serviced Weighted Average Remaining Term ResidentialMortgageLoansServicedWeightedAverageRemainingTerm	P285M
CY2021	bokf	Residential Mortgage Loans Serviced Weighted Average Remaining Term ResidentialMortgageLoansServicedWeightedAverageRemainingTerm	P281M
CY2022Q1	us-gaap	Servicing Asset At Fair Value Amount ServicingAssetAtFairValueAmount	209563000	usd
CY2021Q1	us-gaap	Servicing Asset At Fair Value Amount ServicingAssetAtFairValueAmount	132915000	usd
CY2021Q4	us-gaap	Servicing Asset At Fair Value Amount ServicingAssetAtFairValueAmount	163198000	usd
CY2020Q4	us-gaap	Servicing Asset At Fair Value Amount ServicingAssetAtFairValueAmount	101172000	usd
CY2022Q2	us-gaap	Servicing Asset At Fair Value Additions ServicingAssetAtFairValueAdditions	5754000	usd
CY2021Q2	us-gaap	Servicing Asset At Fair Value Additions ServicingAssetAtFairValueAdditions	7937000	usd
	us-gaap	Servicing Asset At Fair Value Additions ServicingAssetAtFairValueAdditions	10969000	usd
	us-gaap	Servicing Asset At Fair Value Additions ServicingAssetAtFairValueAdditions	17767000	usd
CY2022Q2	bokf	Servicing Asset At Fair Value Acquisitions ServicingAssetAtFairValueAcquisitions	44867000	usd
CY2021Q2	bokf	Servicing Asset At Fair Value Acquisitions ServicingAssetAtFairValueAcquisitions	0	usd
	bokf	Servicing Asset At Fair Value Acquisitions ServicingAssetAtFairValueAcquisitions	44867000	usd
	bokf	Servicing Asset At Fair Value Acquisitions ServicingAssetAtFairValueAcquisitions	0	usd
CY2022Q2	bokf	Change In Fair Value Due To Loan Runoff ChangeInFairValueDueToLoanRunoff	-7357000	usd
CY2021Q2	bokf	Change In Fair Value Due To Loan Runoff ChangeInFairValueDueToLoanRunoff	-10182000	usd
	bokf	Change In Fair Value Due To Loan Runoff ChangeInFairValueDueToLoanRunoff	-15317000	usd
	bokf	Change In Fair Value Due To Loan Runoff ChangeInFairValueDueToLoanRunoff	-22143000	usd
CY2022Q2	us-gaap	Asset At Fair Value Changes In Fair Value Resulting From Changes In Assumptions AssetAtFairValueChangesInFairValueResultingFromChangesInAssumptions	17485000	usd
CY2021Q2	us-gaap	Asset At Fair Value Changes In Fair Value Resulting From Changes In Assumptions AssetAtFairValueChangesInFairValueResultingFromChangesInAssumptions	-13041000	usd
	us-gaap	Asset At Fair Value Changes In Fair Value Resulting From Changes In Assumptions AssetAtFairValueChangesInFairValueResultingFromChangesInAssumptions	66595000	usd
	us-gaap	Asset At Fair Value Changes In Fair Value Resulting From Changes In Assumptions AssetAtFairValueChangesInFairValueResultingFromChangesInAssumptions	20833000	usd
CY2022Q2	us-gaap	Servicing Asset At Fair Value Amount ServicingAssetAtFairValueAmount	270312000	usd
CY2021Q2	us-gaap	Servicing Asset At Fair Value Amount ServicingAssetAtFairValueAmount	117629000	usd
CY2022Q2	us-gaap	Servicing Asset At Fair Value Amount ServicingAssetAtFairValueAmount	270312000	usd
CY2021Q2	us-gaap	Servicing Asset At Fair Value Amount ServicingAssetAtFairValueAmount	117629000	usd
	us-gaap	Servicing Assets And Servicing Liabilities At Fair Value Assumptions Used To Estimate Fair Value Discount Rate ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueDiscountRate	0.0877
CY2021	us-gaap	Servicing Assets And Servicing Liabilities At Fair Value Assumptions Used To Estimate Fair Value Discount Rate ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueDiscountRate	0.0839
	bokf	Servicing Assets At Fair Value Assumptions Used To Estimate Fair Value Prepayment Speed ServicingAssetsAtFairValueAssumptionsUsedToEstimateFairValuePrepaymentSpeed	0.0788
CY2021	bokf	Servicing Assets At Fair Value Assumptions Used To Estimate Fair Value Prepayment Speed ServicingAssetsAtFairValueAssumptionsUsedToEstimateFairValuePrepaymentSpeed	0.1211
	bokf	Servicing Assets At Fair Value Assumptions Used To Estimate Fair Value Performing Loan Service Cost Minimum ServicingAssetsAtFairValueAssumptionsUsedToEstimateFairValuePerformingLoanServiceCostMinimum	69	usd
	bokf	Servicing Assets At Fair Value Assumptions Used To Estimate Fair Value Performing Loan Service Cost Maximum ServicingAssetsAtFairValueAssumptionsUsedToEstimateFairValuePerformingLoanServiceCostMaximum	94	usd
CY2021	bokf	Servicing Assets At Fair Value Assumptions Used To Estimate Fair Value Performing Loan Service Cost Minimum ServicingAssetsAtFairValueAssumptionsUsedToEstimateFairValuePerformingLoanServiceCostMinimum	69	usd
CY2021	bokf	Servicing Assets At Fair Value Assumptions Used To Estimate Fair Value Performing Loan Service Cost Maximum ServicingAssetsAtFairValueAssumptionsUsedToEstimateFairValuePerformingLoanServiceCostMaximum	94	usd
	bokf	Servicing Assets At Fair Value Assumptions Used To Estimate Fair Value Delinquent Loan Service Cost Minimum ServicingAssetsAtFairValueAssumptionsUsedToEstimateFairValueDelinquentLoanServiceCostMinimum	150	usd
	bokf	Servicing Assets At Fair Value Assumptions Used To Estimate Fair Value Delinquent Loan Svc Cost Maximum ServicingAssetsAtFairValueAssumptionsUsedToEstimateFairValueDelinquentLoanSvcCostMaximum	500	usd
CY2021	bokf	Servicing Assets At Fair Value Assumptions Used To Estimate Fair Value Delinquent Loan Service Cost Minimum ServicingAssetsAtFairValueAssumptionsUsedToEstimateFairValueDelinquentLoanServiceCostMinimum	150	usd
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.06
CY2021	bokf	Servicing Assets At Fair Value Assumptions Used To Estimate Fair Value Delinquent Loan Svc Cost Maximum ServicingAssetsAtFairValueAssumptionsUsedToEstimateFairValueDelinquentLoanSvcCostMaximum	500	usd
CY2021Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.52
	bokf	Servicing Assets At Fair Value Assumptions Used To Estimate Fair Value Foreclosure Loan Service Cost Minimum ServicingAssetsAtFairValueAssumptionsUsedToEstimateFairValueForeclosureLoanServiceCostMinimum	1000	usd
	bokf	Servicing Assets At Fair Value Assumptions Used To Estimate Fair Value Foreclosure Loan Service Cost Maximum ServicingAssetsAtFairValueAssumptionsUsedToEstimateFairValueForeclosureLoanServiceCostMaximum	4000	usd
CY2021	bokf	Servicing Assets At Fair Value Assumptions Used To Estimate Fair Value Foreclosure Loan Service Cost Minimum ServicingAssetsAtFairValueAssumptionsUsedToEstimateFairValueForeclosureLoanServiceCostMinimum	1000	usd
CY2021	bokf	Servicing Assets At Fair Value Assumptions Used To Estimate Fair Value Foreclosure Loan Service Cost Maximum ServicingAssetsAtFairValueAssumptionsUsedToEstimateFairValueForeclosureLoanServiceCostMaximum	4000	usd
	bokf	Servicing Assets At Fair Value Assumptions Used To Estimate Fair Value Escrow Earnings Rate ServicingAssetsAtFairValueAssumptionsUsedToEstimateFairValueEscrowEarningsRate	0.0305
CY2021	bokf	Servicing Assets At Fair Value Assumptions Used To Estimate Fair Value Escrow Earnings Rate ServicingAssetsAtFairValueAssumptionsUsedToEstimateFairValueEscrowEarningsRate	0.0132
CY2022Q2	bokf	Primarysecondarymortgageratespread Primarysecondarymortgageratespread	105
CY2021Q4	bokf	Primarysecondarymortgageratespread Primarysecondarymortgageratespread	105
	bokf	Servicing Assetsand Servicing Liabilitiesat Fair Value Assumptions Usedto Estimate Fair Value Delinquency Rate ServicingAssetsandServicingLiabilitiesatFairValueAssumptionsUsedtoEstimateFairValueDelinquencyRate	0.0187
CY2021	bokf	Servicing Assetsand Servicing Liabilitiesat Fair Value Assumptions Usedto Estimate Fair Value Delinquency Rate ServicingAssetsandServicingLiabilitiesatFairValueAssumptionsUsedtoEstimateFairValueDelinquencyRate	0.0205
CY2022Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.53
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.04
CY2020Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	335868000	usd
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-141651000	usd
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	1897000	usd
	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	-143548000	usd
	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-34448000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-109100000	usd
CY2021Q2	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	226768000	usd
CY2021Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	72371000	usd
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-881577000	usd
	bokf	Oci Unrealized Gain Loss On Securities Transferred To Investment Securities From Available For Sale OCIUnrealizedGainLossOnSecuritiesTransferredToInvestmentSecuritiesFromAvailableForSale	0	usd
	us-gaap	Oci Debt Securities Available For Sale Transfer To Held To Maturity Adjustment From Aoci For Amortization Of Gain Loss Before Tax OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossBeforeTax	-2455000	usd
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	2125000	usd
	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	-881247000	usd
	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-206248000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-674999000	usd
CY2022Q2	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-602628000	usd
CY2022Q2	us-gaap	Net Income Loss NetIncomeLoss	132846000	usd
CY2021Q2	us-gaap	Net Income Loss NetIncomeLoss	166421000	usd
	us-gaap	Net Income Loss NetIncomeLoss	195334000	usd
	us-gaap	Net Income Loss NetIncomeLoss	312481000	usd
CY2022Q2	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	949000	usd
CY2021Q2	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	1170000	usd
	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	1400000	usd
	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	2107000	usd
CY2022Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	131897000	usd
CY2021Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	165251000	usd
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	193934000	usd
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	310374000	usd
CY2022Q2	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Diluted UndistributedEarningsLossAllocatedToParticipatingSecuritiesDiluted	0	usd
CY2021Q2	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Diluted UndistributedEarningsLossAllocatedToParticipatingSecuritiesDiluted	-1000	usd
	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Diluted UndistributedEarningsLossAllocatedToParticipatingSecuritiesDiluted	0	usd
	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Diluted UndistributedEarningsLossAllocatedToParticipatingSecuritiesDiluted	0	usd
CY2022Q2	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	131897000	usd
CY2021Q2	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	165252000	usd
	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	193934000	usd
	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	310374000	usd
CY2022Q2	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	67938607	shares
CY2021Q2	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	69302245	shares
	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	68105679	shares
	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	69442239	shares
CY2022Q2	us-gaap	Incremental Common Shares Attributable To Participating Nonvested Shares With Non Forfeitable Dividend Rights IncrementalCommonSharesAttributableToParticipatingNonvestedSharesWithNonForfeitableDividendRights	484859	shares
CY2021Q2	us-gaap	Incremental Common Shares Attributable To Participating Nonvested Shares With Non Forfeitable Dividend Rights IncrementalCommonSharesAttributableToParticipatingNonvestedSharesWithNonForfeitableDividendRights	486579	shares
	us-gaap	Incremental Common Shares Attributable To Participating Nonvested Shares With Non Forfeitable Dividend Rights IncrementalCommonSharesAttributableToParticipatingNonvestedSharesWithNonForfeitableDividendRights	489283	shares
	us-gaap	Incremental Common Shares Attributable To Participating Nonvested Shares With Non Forfeitable Dividend Rights IncrementalCommonSharesAttributableToParticipatingNonvestedSharesWithNonForfeitableDividendRights	466496	shares
CY2022Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	67453748	shares
CY2021Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	68815666	shares
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.87
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	67616396	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	68975743	shares
CY2022Q2	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	1424	shares
CY2021Q2	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	1776	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	1438	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	3055	shares
CY2022Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	67455172	shares
CY2021Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	68817442	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	67617834	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	68978798	shares
CY2022Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.96
CY2021Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.40
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.87
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.50
CY2022Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.96
CY2021Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.40
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.50
CY2022Q2	bokf	Nir Expense From External Sources NirExpenseFromExternalSources	274018000	usd
CY2022Q2	bokf	Ni Rexpensefrominternalsources NIRexpensefrominternalsources	0	usd
CY2022Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	274018000	usd
CY2022Q2	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	0	usd
CY2022Q2	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	274018000	usd
CY2022Q2	us-gaap	Noninterest Income NoninterestIncome	168617000	usd
CY2022Q2	us-gaap	Noninterest Expense NoninterestExpense	273655000	usd
CY2022Q2	bokf	Netdirectcontribution Netdirectcontribution	168980000	usd
CY2022Q2	bokf	Gain Losson Financial Instruments Net GainLossonFinancialInstrumentsNet	0	usd
CY2022Q2	bokf	Segment Reporting Changein Fair Valueof Mortgage Servicing Rights SegmentReportingChangeinFairValueofMortgageServicingRights	0	usd
CY2022Q2	us-gaap	Gain Loss On Sales Of Assets And Asset Impairment Charges GainLossOnSalesOfAssetsAndAssetImpairmentCharges	0	usd
CY2022Q2	bokf	Corporate Expense Allocations CorporateExpenseAllocations	0	usd
CY2022Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	168980000	usd
CY2022Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	36122000	usd
CY2022Q2	us-gaap	Profit Loss ProfitLoss	132858000	usd
CY2022Q2	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	12000	usd
CY2022Q2	us-gaap	Net Income Loss NetIncomeLoss	132846000	usd
CY2022Q2	bokf	Average Assets For Reporting Period AverageAssetsForReportingPeriod	47288534000	usd
	bokf	Nir Expense From External Sources NirExpenseFromExternalSources	542429000	usd
	bokf	Ni Rexpensefrominternalsources NIRexpensefrominternalsources	0	usd
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	542429000	usd
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	0	usd
	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	542429000	usd
	us-gaap	Noninterest Income NoninterestIncome	256473000	usd
	us-gaap	Noninterest Expense NoninterestExpense	551273000	usd
	bokf	Netdirectcontribution Netdirectcontribution	247629000	usd
	bokf	Gain Losson Financial Instruments Net GainLossonFinancialInstrumentsNet	0	usd
	bokf	Segment Reporting Changein Fair Valueof Mortgage Servicing Rights SegmentReportingChangeinFairValueofMortgageServicingRights	0	usd
	us-gaap	Gain Loss On Sales Of Assets And Asset Impairment Charges GainLossOnSalesOfAssetsAndAssetImpairmentCharges	0	usd
	bokf	Corporate Expense Allocations CorporateExpenseAllocations	0	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	247629000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	52319000	usd
	us-gaap	Profit Loss ProfitLoss	195310000	usd
	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	-24000	usd
	us-gaap	Net Income Loss NetIncomeLoss	195334000	usd
	bokf	Average Assets For Reporting Period AverageAssetsForReportingPeriod	48915764000	usd
CY2021Q2	bokf	Nir Expense From External Sources NirExpenseFromExternalSources	280309000	usd
CY2021Q2	bokf	Ni Rexpensefrominternalsources NIRexpensefrominternalsources	0	usd
CY2021Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	280309000	usd
CY2021Q2	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	-35000000	usd
CY2021Q2	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	315309000	usd
CY2021Q2	us-gaap	Noninterest Income NoninterestIncome	191446000	usd
CY2021Q2	us-gaap	Noninterest Expense NoninterestExpense	291152000	usd
CY2021Q2	bokf	Netdirectcontribution Netdirectcontribution	215603000	usd
CY2021Q2	bokf	Gain Losson Financial Instruments Net GainLossonFinancialInstrumentsNet	0	usd
CY2021Q2	bokf	Segment Reporting Changein Fair Valueof Mortgage Servicing Rights SegmentReportingChangeinFairValueofMortgageServicingRights	0	usd
CY2021Q2	us-gaap	Gain Loss On Sales Of Assets And Asset Impairment Charges GainLossOnSalesOfAssetsAndAssetImpairmentCharges	0	usd
CY2021Q2	bokf	Corporate Expense Allocations CorporateExpenseAllocations	0	usd
CY2021Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	215603000	usd
CY2021Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	48496000	usd
CY2021Q2	us-gaap	Profit Loss ProfitLoss	167107000	usd
CY2021Q2	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	686000	usd
CY2021Q2	us-gaap	Net Income Loss NetIncomeLoss	166421000	usd
CY2021Q2	bokf	Average Assets For Reporting Period AverageAssetsForReportingPeriod	50196922000	usd
	bokf	Nir Expense From External Sources NirExpenseFromExternalSources	560729000	usd
	bokf	Ni Rexpensefrominternalsources NIRexpensefrominternalsources	0	usd
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	560729000	usd
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	-60000000	usd
	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	620729000	usd
	us-gaap	Noninterest Income NoninterestIncome	368500000	usd
	us-gaap	Noninterest Expense NoninterestExpense	586936000	usd
	bokf	Netdirectcontribution Netdirectcontribution	402293000	usd
	bokf	Gain Losson Financial Instruments Net GainLossonFinancialInstrumentsNet	0	usd
	bokf	Segment Reporting Changein Fair Valueof Mortgage Servicing Rights SegmentReportingChangeinFairValueofMortgageServicingRights	0	usd
	us-gaap	Gain Loss On Sales Of Assets And Asset Impairment Charges GainLossOnSalesOfAssetsAndAssetImpairmentCharges	0	usd
	bokf	Corporate Expense Allocations CorporateExpenseAllocations	0	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	402293000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	90878000	usd
	us-gaap	Profit Loss ProfitLoss	311415000	usd
	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	-1066000	usd
	us-gaap	Net Income Loss NetIncomeLoss	312481000	usd
	bokf	Average Assets For Reporting Period AverageAssetsForReportingPeriod	50253463000	usd

Files In Submission

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$BOKF
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2022 Q2 Form 10-Q Financial Statement

#000087535722000039 Filed on August 03, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$BOKF BOK FINANCIAL CORP Stock $bokf

2022 Q2 Form 10-Q Financial Statement

#000087535722000039 Filed on August 03, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$BOKF
BOK FINANCIAL CORP Stock $bokf