$QCRH
QCR HOLDINGS INC Stock $qcrh

$qcrh Overview Financials Valuation SEC Filings Company Website

2020 Q4 Form 10-Q Financial Statement

#000155837020013074 Filed on November 06, 2020

Income Statement

Concept	2020 Q4	2020 Q3	2019 Q3
Revenue		$50.89M	$56.82M
YoY Change		-10.43%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$1.800M	$1.800M	$2.000M
YoY Change	-5.26%	-10.0%	11.11%
% of Gross Profit
Operating Expenses
YoY Change
Operating Profit
YoY Change
Interest Expense	$6.144M	$6.309M	$16.10M
YoY Change	-52.95%	-60.81%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$22.28M	$21.36M	$18.67M
YoY Change	-0.76%	14.42%	79.16%
Income Tax	$4.009M	$4.016M	$3.573M
% Of Pretax Income	17.99%	18.8%	19.14%
Net Earnings	$18.27M	$17.34M	$15.10M
YoY Change	14.98%	14.9%	71.34%
Net Earnings / Revenue		34.08%	26.57%
Basic Earnings Per Share	$1.16	$1.10	$0.96
Diluted Earnings Per Share	$1.14	$1.09	$0.94
COMMON SHARES
Basic Shares Outstanding	15.79M	15.77M	15.74M
Diluted Shares Outstanding		15.92M	15.98M

Balance Sheet

Concept	2020 Q4	2020 Q3	2019 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$61.33M	$68.93M	$102.7M
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	$72.69M	$72.00M	$74.50M
YoY Change	-1.58%	-3.35%	0.95%
Goodwill	$74.07M	$74.07M	$77.75M
YoY Change	-0.91%	-4.74%
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets		$0.00	$465.5M
YoY Change		-100.0%
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets	$5.705B	$5.865B	$5.292B
YoY Change	16.21%	10.81%	10.43%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable
YoY Change
Accrued Expenses
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt	$5.430M	$30.43M	$18.50M
YoY Change	-59.55%	64.49%	43.41%
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$5.400M	$30.40M	$18.50M
YoY Change	-59.7%	64.32%	43.41%
LONG-TERM LIABILITIES
Long-Term Debt	$156.7M	$156.5M	$106.1M
YoY Change	47.55%	47.5%	-4.93%
Other Long-Term Liabilities	$335.0M	$392.7M	$649.9M
YoY Change	82.36%	-39.58%	925.08%
Total Long-Term Liabilities	$491.7M	$549.2M	$756.0M
YoY Change	69.61%	-27.35%	332.0%
TOTAL LIABILITIES
Total Short-Term Liabilities	$5.400M	$30.40M	$18.50M
Total Long-Term Liabilities	$491.7M	$549.2M	$756.0M
Total Liabilities	$5.111B	$5.292B	$4.773B
YoY Change	16.86%	10.88%	10.09%
SHAREHOLDERS EQUITY
Retained Earnings	$300.8M	$283.5M
YoY Change	22.36%
Common Stock	$15.81M	$15.79M
YoY Change	-0.14%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$593.8M	$572.6M	$519.7M
YoY Change
Total Liabilities & Shareholders Equity	$5.705B	$5.865B	$5.292B
YoY Change	16.21%	10.81%	10.43%

Cashflow Statement

Concept	2020 Q4	2020 Q3	2019 Q3
OPERATING ACTIVITIES
Net Income	$18.27M	$17.34M	$15.10M
YoY Change	14.98%	14.9%	71.34%
Depreciation, Depletion And Amortization	$1.800M	$1.800M	$2.000M
YoY Change	-5.26%	-10.0%	11.11%
Cash From Operating Activities	-$17.10M	$90.00M	$16.80M
YoY Change	-156.25%	435.71%	124.0%
INVESTING ACTIVITIES
Capital Expenditures	-$2.000M	-$500.0K	-$2.800M
YoY Change	-44.44%	-82.14%	-36.36%
Acquisitions
YoY Change
Other Investing Activities	$135.3M	-$279.7M	-$35.20M
YoY Change	-293.56%	694.6%	-47.7%
Cash From Investing Activities	$133.3M	-$280.2M	-$37.90M
YoY Change	-281.11%	639.31%	-47.14%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-123.8M	170.6M	35.90M
YoY Change	-836.9%	375.21%	-47.59%
NET CHANGE
Cash From Operating Activities	-17.10M	90.00M	16.80M
Cash From Investing Activities	133.3M	-280.2M	-37.90M
Cash From Financing Activities	-123.8M	170.6M	35.90M
Net Change In Cash	-7.600M	-19.60M	14.80M
YoY Change	-71.21%	-232.43%	244.19%
FREE CASH FLOW
Cash From Operating Activities	-$17.10M	$90.00M	$16.80M
Capital Expenditures	-$2.000M	-$500.0K	-$2.800M
Free Cash Flow	-$15.10M	$90.50M	$19.60M
YoY Change	-144.41%	361.73%	64.71%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value
CY2020Q3	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0
CY2019Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0
	us-gaap	Impairment Of Investments ImpairmentOfInvestments	0
CY2019Q3	us-gaap	Impairment Of Investments ImpairmentOfInvestments	0
	us-gaap	Impairment Of Investments ImpairmentOfInvestments	0
CY2020Q3	us-gaap	Impairment Of Investments ImpairmentOfInvestments	0
	dei	Entity Central Index Key EntityCentralIndexKey	0000906465
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2020
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q3
	dei	Amendment Flag AmendmentFlag	false
CY2020Q3	us-gaap	Preferred Stock Value PreferredStockValue
CY2019Q4	us-gaap	Preferred Stock Value PreferredStockValue
CY2020Q3	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	15792357
CY2019Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	15828098
	dei	Document Type DocumentType	10-Q
	dei	Document Quarterly Report DocumentQuarterlyReport	true
	dei	Document Period End Date DocumentPeriodEndDate	2020-09-30
	dei	Document Transition Report DocumentTransitionReport	false
	dei	Entity File Number EntityFileNumber	0-22208
	dei	Entity Registrant Name EntityRegistrantName	QCR HOLDINGS, INC.
	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	42-1397595
	dei	Entity Address Address Line1 EntityAddressAddressLine1	3551 7th Street
	dei	Entity Address City Or Town EntityAddressCityOrTown	Moline
	dei	Entity Address State Or Province EntityAddressStateOrProvince	IL
	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	61265
	dei	City Area Code CityAreaCode	309
	dei	Local Phone Number LocalPhoneNumber	736-3580
	dei	Security12b Title Security12bTitle	Common Stock, $1.00 Par Value
	dei	Trading Symbol TradingSymbol	QCRH
	dei	Security Exchange Name SecurityExchangeName	NASDAQ
	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
	dei	Entity Filer Category EntityFilerCategory	Accelerated Filer
	dei	Entity Small Business EntitySmallBusiness	false
	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
	dei	Entity Shell Company EntityShellCompany	false
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CY2019Q4	us-gaap	Cash And Due From Banks CashAndDueFromBanks	76254000
CY2020Q3	us-gaap	Federal Funds Sold FederalFundsSold	530000
CY2019Q4	us-gaap	Federal Funds Sold FederalFundsSold	9800000
CY2020Q3	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	302138000
CY2019Q4	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	147891000
CY2020Q3	us-gaap	Held To Maturity Securities Amortized Cost Before Other Than Temporary Impairment HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment	434892000
CY2019Q4	us-gaap	Held To Maturity Securities Amortized Cost Before Other Than Temporary Impairment HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment	400646000
CY2020Q3	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	347196000
CY2019Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	210695000
CY2020Q3	us-gaap	Debt Securities DebtSecurities	782088000
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CY2020Q3	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	8811000
CY2019Q4	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	3673000
CY2020Q3	qcrh	Loans And Leases Receivable Held For Investment LoansAndLeasesReceivableHeldForInvestment	4239166000
CY2019Q4	qcrh	Loans And Leases Receivable Held For Investment LoansAndLeasesReceivableHeldForInvestment	3686532000
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CY2020Q3	us-gaap	Noninterest Expense NoninterestExpense	40838000
CY2019Q3	us-gaap	Noninterest Expense NoninterestExpense	39945000
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CY2020Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	4016000
CY2019Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	3573000
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	17344000
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	15095000
CY2020Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.10
CY2019Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.96
CY2020Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.09
CY2019Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.94
CY2020Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	15767152
CY2019Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	15739430
CY2020Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	15923578
CY2019Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	15976742
CY2020Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.06
CY2019Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.06
	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	130542000
	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	143488000
	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	5714000
	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	5026000
	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	10865000
	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	10461000
	us-gaap	Interest Income Deposits With Financial Institutions InterestIncomeDepositsWithFinancialInstitutions	587000
	us-gaap	Interest Income Deposits With Financial Institutions InterestIncomeDepositsWithFinancialInstitutions	3042000
	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	795000
	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	891000
	us-gaap	Interest Income Federal Funds Sold InterestIncomeFederalFundsSold	19000
	us-gaap	Interest Income Federal Funds Sold InterestIncomeFederalFundsSold	191000
	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	148522000
	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	163099000
	us-gaap	Interest Expense Deposits InterestExpenseDeposits	19457000
	us-gaap	Interest Expense Deposits InterestExpenseDeposits	39697000
	us-gaap	Interest Expense Short Term Borrowings InterestExpenseShortTermBorrowings	81000
	us-gaap	Interest Expense Short Term Borrowings InterestExpenseShortTermBorrowings	275000
	us-gaap	Interest Expense Federal Home Loan Bank And Federal Reserve Bank Advances Long Term InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesLongTerm	1007000
	us-gaap	Interest Expense Federal Home Loan Bank And Federal Reserve Bank Advances Long Term InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesLongTerm	2685000
	us-gaap	Interest Expense Other InterestExpenseOther	512000
	us-gaap	Interest Expense Subordinated Notes And Debentures InterestExpenseSubordinatedNotesAndDebentures	3019000
	us-gaap	Interest Expense Subordinated Notes And Debentures InterestExpenseSubordinatedNotesAndDebentures	2561000
	us-gaap	Interest Expense Junior Subordinated Debentures InterestExpenseJuniorSubordinatedDebentures	1715000
	us-gaap	Interest Expense Junior Subordinated Debentures InterestExpenseJuniorSubordinatedDebentures	1729000
	us-gaap	Interest Expense InterestExpense	25279000
	us-gaap	Interest Expense InterestExpense	47459000
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	123243000
	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	2878000
	us-gaap	Other Nonoperating Expense OtherNonoperatingExpense	1493000
	us-gaap	Other Nonoperating Expense OtherNonoperatingExpense	1494000
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-2450000
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-148000
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	115640000
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	48624000
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	6087000
	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	74619000
	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	109553000
	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	3218000
	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	1748000
	us-gaap	Gain Loss On Sale Of Other Loans And Leases GainLossOnSaleOfOtherLoansAndLeases	589000
	qcrh	Swap Fee Income SwapFeeIncome	53419000
	qcrh	Swap Fee Income SwapFeeIncome	20886000
	us-gaap	Debt Securities Gain Loss DebtSecuritiesGainLoss	1867000
	us-gaap	Debt Securities Gain Loss DebtSecuritiesGainLoss	-56000
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	1443000
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	1441000
	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	3345000
	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	3562000
	us-gaap	Noninterest Income NoninterestIncome	81781000
	us-gaap	Noninterest Income NoninterestIncome	48964000
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	65822000
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	67843000
	us-gaap	Equipment Expense EquipmentExpense	11587000
	us-gaap	Equipment Expense EquipmentExpense	11087000
	qcrh	Professional And Data Processing Fees ProfessionalAndDataProcessingFees	10773000
	qcrh	Professional And Data Processing Fees ProfessionalAndDataProcessingFees	9811000
	us-gaap	Business Combination Integration Related Costs BusinessCombinationIntegrationRelatedCosts	189000
	us-gaap	Business Combination Integration Related Costs BusinessCombinationIntegrationRelatedCosts	1727000
	qcrh	Disposal Group Including Discontinued Operation Cost Of Disposal DisposalGroupIncludingDiscontinuedOperationCostOfDisposal	626000
	qcrh	Fdic And Other Insurance FDICAndOtherInsurance	2892000
	qcrh	Fdic And Other Insurance FDICAndOtherInsurance	2432000
	qcrh	Loan Lease Expense LoanLeaseExpense	970000
	qcrh	Loan Lease Expense LoanLeaseExpense	748000
	qcrh	Expense Income On Operations Of Other Real Estate ExpenseIncomeOnOperationsOfOtherRealEstate	-303000
	qcrh	Expense Income On Operations Of Other Real Estate ExpenseIncomeOnOperationsOfOtherRealEstate	3557000
	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	1984000
	qcrh	Correspondent Banking Expense CorrespondentBankingExpense	633000
	qcrh	Correspondent Banking Expense CorrespondentBankingExpense	619000
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1628000
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1706000
	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	500000
	us-gaap	Disposal Group Not Discontinued Operation Gain Loss On Disposal DisposalGroupNotDiscontinuedOperationGainLossOnDisposal	-305000
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	3842000
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	4891000
	us-gaap	Noninterest Expense NoninterestExpense	105391000
	us-gaap	Noninterest Expense NoninterestExpense	108941000
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	51009000
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	49576000
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	8698000
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	8059000
	us-gaap	Net Income Loss NetIncomeLoss	42311000
	us-gaap	Net Income Loss NetIncomeLoss	41517000
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.68
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.64
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.65
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.60
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	15770335
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	15715788
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	15945832
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	15946020
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.18
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.18
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	17344000
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	15095000
CY2020Q3	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Reclassification Adjustments And Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsAndTax	585000
CY2019Q3	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Reclassification Adjustments And Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsAndTax	1827000
CY2020Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	1802000
CY2019Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	-3000
CY2020Q3	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentBeforeTaxPortionAttributableToParent	-1217000
CY2019Q3	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentBeforeTaxPortionAttributableToParent	1830000
CY2020Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	445000
CY2019Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	-1159000
CY2020Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax	-149000
CY2020Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Before Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTaxParent	296000
CY2019Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Before Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTaxParent	-1159000
CY2019Q3	qcrh	Other Comprehensive Income Loss Securities Held For Sale Adjustment Before Reclassification Adjustments And Tax OtherComprehensiveIncomeLossSecuritiesHeldForSaleAdjustmentBeforeReclassificationAdjustmentsAndTax	48000
CY2019Q3	qcrh	Other Comprehensive Income Loss Derivatives Held For Sale Adjustment Before Reclassification Adjustments And Tax OtherComprehensiveIncomeLossDerivativesHeldForSaleAdjustmentBeforeReclassificationAdjustmentsAndTax	-31000
CY2019Q3	qcrh	Other Comprehensive Income Loss Reclassification Adjustment From Oci Derivatives Held For Sale Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromOCIDerivativesHeldForSaleBeforeTax	80000
CY2019Q3	qcrh	Other Comprehensive Income Held For Sale Securities And Derivatives Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeHeldForSaleSecuritiesAndDerivativesAdjustmentBeforeTaxPortionAttributableToParent	97000
CY2020Q3	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	-921000
CY2019Q3	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	768000
CY2020Q3	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	-307000
CY2019Q3	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	224000
CY2020Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-614000
CY2019Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	544000
CY2020Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	16730000
CY2019Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	15639000
	us-gaap	Net Income Loss NetIncomeLoss	42311000
	us-gaap	Net Income Loss NetIncomeLoss	41517000
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Reclassification Adjustments And Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsAndTax	8467000
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Reclassification Adjustments And Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsAndTax	10639000
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	1867000
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	-56000
	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentBeforeTaxPortionAttributableToParent	6600000
	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentBeforeTaxPortionAttributableToParent	10695000
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	-7903000
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	-4101000
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax	-384000
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax	-291000
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Before Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTaxParent	-7519000
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Before Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTaxParent	-3810000
	qcrh	Other Comprehensive Income Loss Securities Held For Sale Adjustment Before Reclassification Adjustments And Tax OtherComprehensiveIncomeLossSecuritiesHeldForSaleAdjustmentBeforeReclassificationAdjustmentsAndTax	48000
	qcrh	Other Comprehensive Income Loss Derivatives Held For Sale Adjustment Before Reclassification Adjustments And Tax OtherComprehensiveIncomeLossDerivativesHeldForSaleAdjustmentBeforeReclassificationAdjustmentsAndTax	-31000
	qcrh	Other Comprehensive Income Loss Reclassification Adjustment From Oci Derivatives Held For Sale Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromOCIDerivativesHeldForSaleBeforeTax	80000
	qcrh	Other Comprehensive Income Held For Sale Securities And Derivatives Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeHeldForSaleSecuritiesAndDerivativesAdjustmentBeforeTaxPortionAttributableToParent	97000
	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	-919000
	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	6982000
	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	-236000
	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	1852000
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-683000
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	5130000
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	41628000
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	46647000
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	535351000
CY2020Q1	us-gaap	Net Income Loss NetIncomeLoss	11228000
CY2020Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-3691000
CY2020Q1	us-gaap	Dividends Common Stock DividendsCommonStock	942000
CY2020Q1	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	3780000
CY2020Q1	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	214000
CY2020Q1	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	306000
CY2020Q1	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	641000
CY2020Q1	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	2000
CY2020Q1	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	190000
CY2020Q1	us-gaap	Stockholders Equity StockholdersEquity	539139000
CY2020Q2	us-gaap	Net Income Loss NetIncomeLoss	13739000
CY2020Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	3622000
CY2020Q2	us-gaap	Dividends Common Stock DividendsCommonStock	945000
CY2020Q2	us-gaap	Stock Issued During Period Value Acquisitions StockIssuedDuringPeriodValueAcquisitions	478000
CY2020Q2	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	10000
CY2020Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	423000
CY2020Q2	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	446000
CY2020Q2	us-gaap	Stockholders Equity StockholdersEquity	556020000
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	17344000
CY2020Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-614000
CY2020Q3	us-gaap	Dividends Common Stock DividendsCommonStock	945000
CY2020Q3	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	167000
CY2020Q3	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	24000
CY2020Q3	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	472000
CY2020Q3	qcrh	Increase In Equity Related To Payroll Taxes Stock Options And Restricted Stock IncreaseInEquityRelatedToPayrollTaxesStockOptionsAndRestrictedStock	-145000
CY2020Q3	us-gaap	Stockholders Equity StockholdersEquity	572613000
CY2018Q4	us-gaap	Stockholders Equity StockholdersEquity	473138000
CY2019Q1	us-gaap	Net Income Loss NetIncomeLoss	12918000
CY2019Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	2344000
CY2019Q1	us-gaap	Dividends Common Stock DividendsCommonStock	942000
CY2019Q1	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	128000
CY2019Q1	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	288000
CY2019Q1	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	722000
CY2019Q1	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	-37000
CY2019Q1	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	152000
CY2019Q1	us-gaap	Stockholders Equity StockholdersEquity	488407000
CY2019Q2	us-gaap	Net Income Loss NetIncomeLoss	13504000
CY2019Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	2242000
CY2019Q2	us-gaap	Dividends Common Stock DividendsCommonStock	942000
CY2019Q2	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	334000
CY2019Q2	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	44000
CY2019Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	719000
CY2019Q2	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	8000
CY2019Q2	us-gaap	Stockholders Equity StockholdersEquity	504300000
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	15095000
CY2019Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	544000
CY2019Q3	us-gaap	Dividends Common Stock DividendsCommonStock	944000
CY2019Q3	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	193000
CY2019Q3	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	156000
CY2019Q3	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	428000
CY2019Q3	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	29000
CY2019Q3	us-gaap	Stockholders Equity StockholdersEquity	519743000
	us-gaap	Profit Loss ProfitLoss	42311000
	us-gaap	Profit Loss ProfitLoss	41517000
	us-gaap	Depreciation Depreciation	4006000
	us-gaap	Depreciation Depreciation	3889000
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	48624000
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	6087000
	us-gaap	Share Based Compensation ShareBasedCompensation	1536000
	us-gaap	Share Based Compensation ShareBasedCompensation	1869000
	us-gaap	Increase Decrease In Deferred Compensation IncreaseDecreaseInDeferredCompensation	2660000
	us-gaap	Increase Decrease In Deferred Compensation IncreaseDecreaseInDeferredCompensation	2087000
	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	298000
	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	-3205000
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-728000
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-1339000
	qcrh	Caplet Amortization CapletAmortization	383000
	us-gaap	Gain Loss On Investments GainLossOnInvestments	1867000
	us-gaap	Gain Loss On Investments GainLossOnInvestments	-56000
	us-gaap	Payments For Origination And Purchases Of Loans Held For Sale PaymentsForOriginationAndPurchasesOfLoansHeldForSale	172282000
	us-gaap	Payments For Origination And Purchases Of Loans Held For Sale PaymentsForOriginationAndPurchasesOfLoansHeldForSale	104824000
	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	170362000
	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	97916000
	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	3218000
	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	1748000
	us-gaap	Gain Loss On Sale Of Other Loans And Leases GainLossOnSaleOfOtherLoansAndLeases	589000
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-2450000
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-148000
	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	13000
	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	67000
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1628000
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	2250000
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	8755000
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	94000
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	146000
	qcrh	Next Cash Transfered In Sale Of Subsidiary NextCashTransferedInSaleOfSubsidiary	349000
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-837792000
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-235081000
	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	731374000
	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	276960000
	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	17007000
	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-9091000
	us-gaap	Proceeds From Federal Home Loan Bank Borrowings ProceedsFromFederalHomeLoanBankBorrowings	125000000
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1706000
	qcrh	Accretion Fair Value Adjustment Net AccretionFairValueAdjustmentNet	2194000
	qcrh	Accretion Fair Value Adjustment Net AccretionFairValueAdjustmentNet	3413000
	us-gaap	Life Insurance Corporate Or Bank Owned Change In Value LifeInsuranceCorporateOrBankOwnedChangeInValue	1443000
	us-gaap	Life Insurance Corporate Or Bank Owned Change In Value LifeInsuranceCorporateOrBankOwnedChangeInValue	1441000
	us-gaap	Disposal Group Not Discontinued Operation Gain Loss On Disposal DisposalGroupNotDiscontinuedOperationGainLossOnDisposal	-305000
	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	500000
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	8351000
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	1953000
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	43489000
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	336000
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	129316000
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	46120000
	us-gaap	Increase Decrease In Federal Funds Sold IncreaseDecreaseInFederalFundsSold	9270000
	us-gaap	Increase Decrease In Federal Funds Sold IncreaseDecreaseInFederalFundsSold	17098000
	us-gaap	Proceeds From Payments For In Interest Bearing Deposits In Banks ProceedsFromPaymentsForInInterestBearingDepositsInBanks	-154247000
	us-gaap	Proceeds From Payments For In Interest Bearing Deposits In Banks ProceedsFromPaymentsForInInterestBearingDepositsInBanks	-57180000
	us-gaap	Proceeds From Sale Of Foreclosed Assets ProceedsFromSaleOfForeclosedAssets	4353000
	us-gaap	Proceeds From Sale Of Foreclosed Assets ProceedsFromSaleOfForeclosedAssets	840000
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	255500000
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	28119000
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	38461000
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	9074000
	qcrh	Paydowns Paydowns	33870000
	qcrh	Paydowns Paydowns	36649000
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	28579000
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	33128000
	us-gaap	Payments To Acquire Restricted Investments PaymentsToAcquireRestrictedInvestments	4600000
	us-gaap	Payments To Acquire Restricted Investments PaymentsToAcquireRestrictedInvestments	5682000
	us-gaap	Proceeds From Sale Of Restricted Investments ProceedsFromSaleOfRestrictedInvestments	8843000
	us-gaap	Proceeds From Sale Of Restricted Investments ProceedsFromSaleOfRestrictedInvestments	5006000
	us-gaap	Proceeds From Life Insurance Policies ProceedsFromLifeInsurancePolicies	10999000
	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	555315000
	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	237286000
	us-gaap	Proceeds From Federal Home Loan Bank Borrowings ProceedsFromFederalHomeLoanBankBorrowings	25000000
	qcrh	Payment Or Collection Of Calls And Maturities PaymentOrCollectionOfCallsAndMaturities	81600000
	qcrh	Payment Or Collection Of Calls And Maturities PaymentOrCollectionOfCallsAndMaturities	35000000
	qcrh	Payments For Proceeds From Short Term And Over Night Advances PaymentsForProceedsFromShortTermAndOverNightAdvances	109300000
	qcrh	Payments For Proceeds From Short Term And Over Night Advances PaymentsForProceedsFromShortTermAndOverNightAdvances	15965000
	us-gaap	Repayments Of Federal Home Loan Bank Borrowings RepaymentsOfFederalHomeLoanBankBorrowings	55274000
	us-gaap	Repayments Of Federal Home Loan Bank Borrowings RepaymentsOfFederalHomeLoanBankBorrowings	30228000
	qcrh	Repayments Of Long Term Debt Other Than Long Term Lines Of Credit And Federal Home Loan Bank Fhlbank Borrowing RepaymentsOfLongTermDebtOtherThanLongTermLinesOfCreditAndFederalHomeLoanBankFhlbankBorrowing	11937000
	us-gaap	Repayments Of Other Debt RepaymentsOfOtherDebt	46313000
	us-gaap	Repayments Of Long Term Lines Of Credit RepaymentsOfLongTermLinesOfCredit	9000000
	qcrh	Proceeds From Prepayments On Brokered And Public Time Deposits ProceedsFromPrepaymentsOnBrokeredAndPublicTimeDeposits	29359000
	us-gaap	Proceeds From Issuance Of Subordinated Long Term Debt ProceedsFromIssuanceOfSubordinatedLongTermDebt	50000000
	us-gaap	Proceeds From Issuance Of Subordinated Long Term Debt ProceedsFromIssuanceOfSubordinatedLongTermDebt	63393000
	us-gaap	Payments Of Ordinary Dividends PaymentsOfOrdinaryDividends	2831000
	us-gaap	Payments Of Ordinary Dividends PaymentsOfOrdinaryDividends	2822000
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	1199000
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	1143000
	qcrh	Payments For Repurchase And Cancellation Of Shares PaymentsForRepurchaseAndCancellationOfShares	-3780000
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	701154000
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	206140000
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-7322000
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	17179000
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	76254000
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	85523000
CY2020Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	68932000
CY2019Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	102702000
	us-gaap	Interest Paid Net InterestPaidNet	26920000
	us-gaap	Interest Paid Net InterestPaidNet	45826000
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	-16713000
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	769000
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	683000
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	-5130000
	us-gaap	Other Significant Noncash Transaction Value Of Consideration Given1 OtherSignificantNoncashTransactionValueOfConsiderationGiven1	491000
	us-gaap	Other Significant Noncash Transaction Value Of Consideration Given1 OtherSignificantNoncashTransactionValueOfConsiderationGiven1	189000
	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	51000
	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	1049000
	qcrh	Change In Due To Broker Noncash ChangeInDueToBrokerNoncash	8550000
	qcrh	Decrease Increase In Fair Market Value Of Interest Rate Swap Assets And Liabilities DecreaseIncreaseInFairMarketValueOfInterestRateSwapAssetsAndLiabilities	-151398000
	qcrh	Decrease Increase In Fair Market Value Of Interest Rate Swap Assets And Liabilities DecreaseIncreaseInFairMarketValueOfInterestRateSwapAssetsAndLiabilities	-80760000
	qcrh	Change In Dividends Payable Noncash ChangeInDividendsPayableNoncash	945000
	qcrh	Change In Dividends Payable Noncash ChangeInDividendsPayableNoncash	944000
CY2020Q3	us-gaap	Disposal Group Including Discontinued Operation Consideration DisposalGroupIncludingDiscontinuedOperationConsideration	1328000
CY2020Q3	qcrh	Net Assets Of Disposal Group Including Discontinued Operation NetAssetsOfDisposalGroupIncludingDiscontinuedOperation	1633000
CY2020Q3	qcrh	Number Of Subsidiaries NumberOfSubsidiaries	4
CY2020Q3	us-gaap	Held To Maturity Securities Amortized Cost Before Other Than Temporary Impairment HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment	434892000
CY2020Q3	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	26292000
CY2020Q3	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	985000
CY2020Q3	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	460199000
CY2020Q3	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	336863000
CY2020Q3	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	11594000
CY2020Q3	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	1261000
CY2020Q3	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	347196000
CY2019Q4	us-gaap	Held To Maturity Securities Amortized Cost Before Other Than Temporary Impairment HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment	400646000
CY2019Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	26042000
CY2019Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	143000
CY2019Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	426545000
CY2019Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	206962000
CY2019Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	4068000
CY2019Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	335000
CY2019Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	210695000
CY2020Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	34301000
CY2020Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	985000
CY2020Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue	34301000
CY2020Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	985000
CY2020Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	78440000
CY2020Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	1261000
CY2020Q3	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	78440000
CY2020Q3	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	1261000
CY2019Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	1059000
CY2019Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	1000
CY2019Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	10047000
CY2019Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	142000
CY2019Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue	11106000
CY2019Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	143000
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	20829000
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	110000
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	20703000
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	225000
CY2019Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	41532000
CY2019Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	335000
CY2020Q3	qcrh	Number Of Securities NumberOfSecurities	647
CY2020Q3	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Number Of Positions DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions	73
CY2020Q3	qcrh	Aggregate Depreciation From Amortized Cost Basis Percent AggregateDepreciationFromAmortizedCostBasisPercent	0.003
CY2020Q3	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Number Of Positions DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions	73
CY2020Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Number Of Positions DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerNumberOfPositions	0
CY2020Q3	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	22252000
CY2019Q3	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	23364000
	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	28579000
	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	28025000
CY2020Q3	us-gaap	Gain On Sale Of Investments GainOnSaleOfInvestments	1802000
CY2019Q3	us-gaap	Gain On Sale Of Investments GainOnSaleOfInvestments	143000
	us-gaap	Gain On Sale Of Investments GainOnSaleOfInvestments	1936000
	us-gaap	Gain On Sale Of Investments GainOnSaleOfInvestments	150000
CY2019Q3	us-gaap	Loss On Sale Of Investments LossOnSaleOfInvestments	146000
	us-gaap	Loss On Sale Of Investments LossOnSaleOfInvestments	69000
	us-gaap	Loss On Sale Of Investments LossOnSaleOfInvestments	206000
CY2020Q3	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount	3509000
CY2020Q3	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	3525000
CY2020Q3	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount	32354000
CY2020Q3	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	32909000
CY2020Q3	qcrh	Held To Maturity Securities Debt Maturities After Five Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterFiveYearsNetCarryingAmount	399029000
CY2020Q3	qcrh	Held To Maturity Securities Debt Maturities After Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterFiveYearsFairValue	423765000
CY2020Q3	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	434892000
CY2020Q3	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	460199000
CY2020Q3	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	7795000
CY2020Q3	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	7810000
CY2020Q3	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	14010000
CY2020Q3	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	14423000
CY2020Q3	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	147081000
CY2020Q3	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	150151000
CY2020Q3	us-gaap	Available For Sale Securities Debt Maturities Single Maturity Date Amortized Cost Basis AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis	168886000
CY2020Q3	us-gaap	Available For Sale Securities Debt Maturities Single Maturity Date AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate	172384000
CY2020Q3	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	336863000
CY2020Q3	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	347196000
	qcrh	Number Of Charters Owning Municipal Securities NumberOfChartersOwningMunicipalSecurities	4
CY2020Q3	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	4243278000
CY2019Q4	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	3681346000
CY2020Q3	us-gaap	Loans And Leases Receivable Deferred Income LoansAndLeasesReceivableDeferredIncome	4699000
CY2019Q4	us-gaap	Loans And Leases Receivable Deferred Income LoansAndLeasesReceivableDeferredIncome	8859000
CY2020Q3	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	4247977000
CY2019Q4	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	3690205000
CY2020Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	79582000
CY2019Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	36001000
CY2020Q3	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	4168395000
CY2019Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	3654204000
CY2020Q2	us-gaap	Certain Loans Acquired In Transfer Accounted For As Debt Securities Accretable Yield CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYield	4993000
CY2019Q4	us-gaap	Certain Loans Acquired In Transfer Accounted For As Debt Securities Accretable Yield CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYield	6435000
	us-gaap	Certain Loans Acquired In Transfer Accounted For As Debt Securities Accretable Yield Reclassifications To Nonaccretable Difference CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldReclassificationsToNonaccretableDifference	30000
CY2020Q3	us-gaap	Certain Loans Acquired In Transfer Accounted For As Debt Securities Accretable Yield Accretion CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldAccretion	942000
	us-gaap	Certain Loans Acquired In Transfer Accounted For As Debt Securities Accretable Yield Accretion CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldAccretion	2414000
CY2020Q3	us-gaap	Certain Loans Acquired In Transfer Accounted For As Debt Securities Accretable Yield CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYield	4051000
CY2020Q3	us-gaap	Certain Loans Acquired In Transfer Accounted For As Debt Securities Accretable Yield CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYield	4051000
CY2019Q2	us-gaap	Certain Loans Acquired In Transfer Accounted For As Debt Securities Accretable Yield CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYield	8640000
CY2018Q4	us-gaap	Certain Loans Acquired In Transfer Accounted For As Debt Securities Accretable Yield CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYield	10794000
	us-gaap	Certain Loans Acquired In Transfer Accounted For As Debt Securities Accretable Yield Reclassifications To Nonaccretable Difference CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldReclassificationsToNonaccretableDifference	159000
CY2019Q3	us-gaap	Certain Loans Acquired In Transfer Accounted For As Debt Securities Accretable Yield Accretion CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldAccretion	1438000
	us-gaap	Certain Loans Acquired In Transfer Accounted For As Debt Securities Accretable Yield Accretion CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldAccretion	3751000
CY2019Q3	us-gaap	Certain Loans Acquired In Transfer Accounted For As Debt Securities Accretable Yield CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYield	7202000
CY2019Q3	us-gaap	Certain Loans Acquired In Transfer Accounted For As Debt Securities Accretable Yield CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYield	7202000
CY2020Q3	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	4222304000
CY2020Q3	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	86000
CY2020Q3	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	17597000
CY2020Q3	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	4243278000
CY2020Q3	qcrh	Percentage Of Current Loans To Total Loan Lease Portfolio PercentageOfCurrentLoansToTotalLoanLeasePortfolio	0.9952
CY2020Q3	qcrh	Percentage Of Accruing Past Due90 Days Or More To Total Loan Lease Portfolio PercentageOfAccruingPastDue90DaysOrMoreToTotalLoanLeasePortfolio	0.0000
CY2020Q3	qcrh	Percentage Of Nonaccrual Loans To Total Loan Lease Portfolio PercentageOfNonaccrualLoansToTotalLoanLeasePortfolio	0.0041
CY2020Q3	us-gaap	Loans And Leases Receivable Ratio Of Nonperforming Loans To All Loans LoansAndLeasesReceivableRatioOfNonperformingLoansToAllLoans	1.0000
CY2019Q4	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	3659453000
CY2019Q4	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	33000
CY2019Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	7902000
CY2019Q4	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	3681346000
CY2019Q4	qcrh	Percentage Of Current Loans To Total Loan Lease Portfolio PercentageOfCurrentLoansToTotalLoanLeasePortfolio	0.9941
CY2019Q4	qcrh	Percentage Of Accruing Past Due90 Days Or More To Total Loan Lease Portfolio PercentageOfAccruingPastDue90DaysOrMoreToTotalLoanLeasePortfolio	0.0000
CY2019Q4	qcrh	Percentage Of Nonaccrual Loans To Total Loan Lease Portfolio PercentageOfNonaccrualLoansToTotalLoanLeasePortfolio	0.0021
CY2019Q4	us-gaap	Loans And Leases Receivable Ratio Of Nonperforming Loans To All Loans LoansAndLeasesReceivableRatioOfNonperformingLoansToAllLoans	1.0000
CY2020Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	60827000
CY2020Q3	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	20342000
CY2020Q3	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	1819000
CY2020Q3	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	232000
CY2020Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	79582000
CY2019Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	41104000
CY2019Q3	qcrh	Allowance For Loan And Lease Losses Reclassification Of Allowance Related To Assets Held For Sale AllowanceForLoanAndLeaseLossesReclassificationOfAllowanceRelatedToAssetsHeldForSale	6122000
CY2019Q3	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	741000
CY2019Q3	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	291000
CY2019Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	36116000
CY2019Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	36001000
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	48624000
	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	5604000
	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	561000
CY2020Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	79582000
CY2018Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	39847000
	qcrh	Allowance For Loan And Lease Losses Reclassification Of Allowance Related To Assets Held For Sale AllowanceForLoanAndLeaseLossesReclassificationOfAllowanceRelatedToAssetsHeldForSale	6122000
	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	3953000
	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	685000
CY2019Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	36116000
CY2020Q3	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	3306000
CY2020Q3	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	76276000
CY2020Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	79582000
CY2020Q3	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	18604000
CY2020Q3	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	4224674000
CY2020Q3	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	4243278000
CY2020Q3	qcrh	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment On Loans Leases Percent FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairmentOnLoansLeasesPercent	0.1777
CY2020Q3	qcrh	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment On Loans Leases Percent FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairmentOnLoansLeasesPercent	0.0181
CY2020Q3	qcrh	Financing Receivable Allowance For Credit Losses On Loans Leases Percent FinancingReceivableAllowanceForCreditLossesOnLoansLeasesPercent	0.0188
CY2019Q4	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	660000
CY2019Q4	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	35341000
CY2019Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	36001000
CY2019Q4	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	8661000
CY2019Q4	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	3672685000
CY2019Q4	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	3681346000
CY2019Q4	qcrh	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment On Loans Leases Percent FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairmentOnLoansLeasesPercent	0.0762
CY2019Q4	qcrh	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment On Loans Leases Percent FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairmentOnLoansLeasesPercent	0.0096
CY2019Q4	qcrh	Financing Receivable Allowance For Credit Losses On Loans Leases Percent FinancingReceivableAllowanceForCreditLossesOnLoansLeasesPercent	0.0098
CY2020Q3	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	5224000
CY2020Q3	us-gaap	Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance	5575000
	us-gaap	Impaired Financing Receivable With No Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment	3225000
	us-gaap	Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod	73000
	us-gaap	Impaired Financing Receivable With No Related Allowance Interest Income Cash Basis Method ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeCashBasisMethod	73000
CY2020Q3	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	13380000
CY2020Q3	us-gaap	Impaired Financing Receivable With Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance	13380000
CY2020Q3	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	3306000
	us-gaap	Impaired Financing Receivable With Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment	7517000
CY2020Q3	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	18604000
CY2020Q3	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	18955000
CY2020Q3	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	3306000
	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	10742000
	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	73000
	us-gaap	Impaired Financing Receivable Interest Income Cash Basis Method ImpairedFinancingReceivableInterestIncomeCashBasisMethod	73000
CY2020Q3	us-gaap	Impaired Financing Receivable With No Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment	4396000
CY2020Q3	us-gaap	Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod	24000
CY2020Q3	us-gaap	Impaired Financing Receivable With No Related Allowance Interest Income Cash Basis Method ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeCashBasisMethod	24000
CY2019Q3	us-gaap	Impaired Financing Receivable With No Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment	4656000
CY2019Q3	us-gaap	Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod	19000
CY2019Q3	us-gaap	Impaired Financing Receivable With No Related Allowance Interest Income Cash Basis Method ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeCashBasisMethod	19000
CY2020Q3	us-gaap	Impaired Financing Receivable With Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment	10094000
CY2019Q3	us-gaap	Impaired Financing Receivable With Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment	4112000
CY2020Q3	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	14490000
CY2020Q3	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	24000
CY2020Q3	us-gaap	Impaired Financing Receivable Interest Income Cash Basis Method ImpairedFinancingReceivableInterestIncomeCashBasisMethod	24000
CY2019Q3	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	8768000
CY2019Q3	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	19000
CY2019Q3	us-gaap	Impaired Financing Receivable Interest Income Cash Basis Method ImpairedFinancingReceivableInterestIncomeCashBasisMethod	19000
CY2019Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	4912000
CY2019Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance	5115000
CY2019Q4	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	3749000
CY2019Q4	us-gaap	Impaired Financing Receivable With Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance	3749000
CY2019	us-gaap	Impaired Financing Receivable With Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment	660000
CY2019Q4	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	8661000
CY2019Q4	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	8864000
CY2019Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	660000
CY2020Q3	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	1300000
CY2019Q4	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	1700000
CY2020Q3	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	3
CY2020Q3	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	197000
CY2020Q3	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	197000
CY2019Q3	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	4
CY2019Q3	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	172000
CY2019Q3	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	172000
CY2019Q3	qcrh	Financing Receivable Modifications Specific Allowance Recorded Investment FinancingReceivableModificationsSpecificAllowanceRecordedInvestment	56000
	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	8
	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	453000
	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	453000
	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	9
	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	881000
	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	831000
	qcrh	Financing Receivable Modifications Specific Allowance Recorded Investment FinancingReceivableModificationsSpecificAllowanceRecordedInvestment	76000
CY2020Q3	qcrh	Restructured Loans Nonaccrual Status Number RestructuredLoansNonaccrualStatusNumber	0
CY2020Q3	us-gaap	Financing Receivable Modifications Subsequent Default Number Of Contracts1 FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1	1
	us-gaap	Financing Receivable Modifications Subsequent Default Number Of Contracts1 FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1	3
CY2019Q4	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	55000
	us-gaap	Financing Receivable Modifications Subsequent Default Number Of Contracts1 FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1	2
	qcrh	Number Of Troubled Debt Restructurings Restructured And Written Off NumberOfTroubledDebtRestructuringsRestructuredAndWrittenOff	10
	us-gaap	Financing Receivables Impaired Troubled Debt Restructuring Write Down FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown	482000
CY2020Q3	qcrh	Number Of Troubled Debt Restructurings Restructured And Written Off NumberOfTroubledDebtRestructuringsRestructuredAndWrittenOff	3
CY2020Q3	us-gaap	Financing Receivables Impaired Troubled Debt Restructuring Write Down FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown	128000
	qcrh	Number Of Troubled Debt Restructurings Restructured And Written Off NumberOfTroubledDebtRestructuringsRestructuredAndWrittenOff	3
	us-gaap	Financing Receivables Impaired Troubled Debt Restructuring Write Down FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown	108000
	qcrh	Financing Receivable Modification Number Of Contracts FinancingReceivableModificationNumberOfContracts	2451
CY2020Q3	qcrh	Financing Receivable Loan Modification Not Treated As Troubled Debt Restructuring FinancingReceivableLoanModificationNotTreatedAsTroubledDebtRestructuring	575000000
CY2020Q3	qcrh	Fee Income On Derivative Contracts FeeIncomeOnDerivativeContracts	26700000
CY2019Q3	qcrh	Fee Income On Derivative Contracts FeeIncomeOnDerivativeContracts	9800000
	qcrh	Fee Income On Derivative Contracts FeeIncomeOnDerivativeContracts	53400000
	qcrh	Fee Income On Derivative Contracts FeeIncomeOnDerivativeContracts	20900000
CY2020Q3	us-gaap	Proceeds From Issuance Of Subordinated Long Term Debt ProceedsFromIssuanceOfSubordinatedLongTermDebt	50000000.0
CY2020Q3	us-gaap	Debt Instrument Redemption Price Percentage DebtInstrumentRedemptionPricePercentage	1
CY2020Q3	us-gaap	Unamortized Debt Issuance Expense UnamortizedDebtIssuanceExpense	1423000
CY2019Q4	us-gaap	Unamortized Debt Issuance Expense UnamortizedDebtIssuanceExpense	1606000
CY2020Q3	us-gaap	Subordinated Debt SubordinatedDebt	118577000
CY2019Q4	us-gaap	Subordinated Debt SubordinatedDebt	68394000
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	17344000
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	15095000
	us-gaap	Net Income Loss NetIncomeLoss	42311000
	us-gaap	Net Income Loss NetIncomeLoss	41517000
CY2020Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.10
CY2019Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.96
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.68
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.64
CY2020Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.09
CY2019Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.94
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.65
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.60
CY2020Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	15767152
CY2019Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	15739430
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	15770335
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	15715788
CY2020Q3	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	156426
CY2019Q3	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	237312
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	175497
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	230232
CY2020Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	15923578
CY2019Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	15976742
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	15945832
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	15946020
CY2020Q3	us-gaap	Assets Fair Value Disclosure AssetsFairValueDisclosure	11361000
CY2019Q4	us-gaap	Assets Fair Value Disclosure AssetsFairValueDisclosure	7853000
CY2020Q3	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	88849000
CY2020Q3	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	44581000
CY2020Q3	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	20342000
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	17344000
CY2020Q3	us-gaap	Goodwill Goodwill	74066000
CY2020Q3	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	11902000
CY2020Q3	us-gaap	Assets Assets	5864560000
CY2019Q3	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	76723000
CY2019Q3	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	40719000
CY2019Q3	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	2012000
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	15095000
CY2019Q3	us-gaap	Goodwill Goodwill	77748000
CY2019Q3	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	15529000
CY2019Q3	us-gaap	Assets Assets	5292382000
	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	230303000
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	123243000
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	48624000
	us-gaap	Net Income Loss NetIncomeLoss	42311000
CY2020Q3	us-gaap	Goodwill Goodwill	74066000
CY2020Q3	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	11902000
CY2020Q3	us-gaap	Assets Assets	5864560000
	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	212063000
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	115640000
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	6087000
	us-gaap	Net Income Loss NetIncomeLoss	41517000
CY2019Q3	us-gaap	Goodwill Goodwill	77748000
CY2019Q3	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	15529000
CY2019Q3	us-gaap	Assets Assets	5292382000
CY2020Q3	us-gaap	Capital Capital	700831000
CY2020Q3	us-gaap	Capital To Risk Weighted Assets CapitalToRiskWeightedAssets	0.1493
CY2020Q3	qcrh	Capital Required For Capital Adequacy Excluding Capital Conservation Buffer CapitalRequiredForCapitalAdequacyExcludingCapitalConservationBuffer	375643000
CY2020Q3	qcrh	Capital Required For Capital Adequacy To Risk Weighted Assets Without Capital Conservation Buffer CapitalRequiredForCapitalAdequacyToRiskWeightedAssetsWithoutCapitalConservationBuffer	0.0800
CY2020Q3	us-gaap	Capital Required For Capital Adequacy CapitalRequiredForCapitalAdequacy	493031000
CY2020Q3	us-gaap	Capital Required For Capital Adequacy To Risk Weighted Assets CapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.1050
CY2020Q3	us-gaap	Capital Required To Be Well Capitalized CapitalRequiredToBeWellCapitalized	469553000
CY2020Q3	us-gaap	Capital Required To Be Well Capitalized To Risk Weighted Assets CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets	0.1000
CY2020Q3	us-gaap	Tier One Risk Based Capital TierOneRiskBasedCapital	528228000
CY2020Q3	us-gaap	Tier One Risk Based Capital To Risk Weighted Assets TierOneRiskBasedCapitalToRiskWeightedAssets	0.1125
CY2020Q3	qcrh	Tier One Risk Based Capital Required For Capital Adequacy Without Capital Conservation Buffer TierOneRiskBasedCapitalRequiredForCapitalAdequacyWithoutCapitalConservationBuffer	281732000
CY2020Q3	qcrh	Tier One Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets Without Capital Conservation Buffer TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssetsWithoutCapitalConservationBuffer	0.0600
CY2020Q3	us-gaap	Tier One Risk Based Capital Required For Capital Adequacy TierOneRiskBasedCapitalRequiredForCapitalAdequacy	399120000
CY2020Q3	us-gaap	Tier One Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.0850
CY2020Q3	us-gaap	Tier One Risk Based Capital Required To Be Well Capitalized TierOneRiskBasedCapitalRequiredToBeWellCapitalized	375643000
CY2020Q3	us-gaap	Tier One Risk Based Capital Required To Be Well Capitalized To Risk Weighted Assets TierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets	0.0800
CY2020Q3	us-gaap	Tier One Leverage Capital TierOneLeverageCapital	528228000
CY2020Q3	us-gaap	Tier One Leverage Capital To Average Assets TierOneLeverageCapitalToAverageAssets	0.0921
CY2020Q3	qcrh	Tier One Leverage Capital Required For Capital Adequacy Without Capital Conservation Buffer TierOneLeverageCapitalRequiredForCapitalAdequacyWithoutCapitalConservationBuffer	229457000
CY2020Q3	qcrh	Tier One Leverage Capital Required For Capital Adequacy To Average Assets Without Capital Conservation Buffer TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssetsWithoutCapitalConservationBuffer	0.0400
CY2020Q3	us-gaap	Tier One Leverage Capital Required For Capital Adequacy TierOneLeverageCapitalRequiredForCapitalAdequacy	229457000
CY2020Q3	us-gaap	Tier One Leverage Capital Required For Capital Adequacy To Average Assets TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets	0.0400
CY2020Q3	us-gaap	Tier One Leverage Capital Required To Be Well Capitalized TierOneLeverageCapitalRequiredToBeWellCapitalized	286822000
CY2020Q3	us-gaap	Tier One Leverage Capital Required To Be Well Capitalized To Average Assets TierOneLeverageCapitalRequiredToBeWellCapitalizedToAverageAssets	0.0500
CY2020Q3	us-gaap	Common Equity Tier One Capital CommonEquityTierOneCapital	490273000
CY2020Q3	us-gaap	Common Equity Tier One Capital Ratio CommonEquityTierOneCapitalRatio	0.1044
CY2020Q3	qcrh	Common Equity Tier One Capital Required For Capital Adequacy Without Capital Conservation Buffer CommonEquityTierOneCapitalRequiredForCapitalAdequacyWithoutCapitalConservationBuffer	211299000
CY2020Q3	qcrh	Common Equity Tier1 Capital Adequacy Purposes Ratio Without Capital Conservation Buffer CommonEquityTier1CapitalAdequacyPurposesRatioWithoutCapitalConservationBuffer	0.0450
CY2020Q3	us-gaap	Common Equity Tier One Capital Required For Capital Adequacy CommonEquityTierOneCapitalRequiredForCapitalAdequacy	328687000
CY2020Q3	qcrh	Common Equity Tier1 Capital Adequacy Purposes Ratio CommonEquityTier1CapitalAdequacyPurposesRatio	0.000700
CY2020Q3	us-gaap	Common Equity Tier One Capital Required To Be Well Capitalized CommonEquityTierOneCapitalRequiredToBeWellCapitalized	305210000
CY2020Q3	qcrh	Common Equity Tier1 To Be Well Capitalized Under Prompt Corrective Action Provisions Ratio CommonEquityTier1ToBeWellCapitalizedUnderPromptCorrectiveActionProvisionsRatio	0.0650
CY2019Q4	us-gaap	Capital Capital	581234000
CY2019Q4	us-gaap	Capital To Risk Weighted Assets CapitalToRiskWeightedAssets	0.1333
CY2019Q4	qcrh	Capital Required For Capital Adequacy Excluding Capital Conservation Buffer CapitalRequiredForCapitalAdequacyExcludingCapitalConservationBuffer	348937000
CY2019Q4	qcrh	Capital Required For Capital Adequacy To Risk Weighted Assets Without Capital Conservation Buffer CapitalRequiredForCapitalAdequacyToRiskWeightedAssetsWithoutCapitalConservationBuffer	0.0800
CY2019Q4	us-gaap	Capital Required For Capital Adequacy CapitalRequiredForCapitalAdequacy	457980000
CY2019Q4	us-gaap	Capital Required For Capital Adequacy To Risk Weighted Assets CapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.10500
CY2019Q4	us-gaap	Capital Required To Be Well Capitalized CapitalRequiredToBeWellCapitalized	436171000
CY2019Q4	us-gaap	Capital Required To Be Well Capitalized To Risk Weighted Assets CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets	10.00
CY2019Q4	us-gaap	Tier One Risk Based Capital TierOneRiskBasedCapital	481702000
CY2019Q4	us-gaap	Tier One Risk Based Capital To Risk Weighted Assets TierOneRiskBasedCapitalToRiskWeightedAssets	0.1104
CY2019Q4	qcrh	Tier One Risk Based Capital Required For Capital Adequacy Without Capital Conservation Buffer TierOneRiskBasedCapitalRequiredForCapitalAdequacyWithoutCapitalConservationBuffer	261703000
CY2019Q4	qcrh	Tier One Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets Without Capital Conservation Buffer TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssetsWithoutCapitalConservationBuffer	0.0600
CY2019Q4	us-gaap	Tier One Risk Based Capital Required For Capital Adequacy TierOneRiskBasedCapitalRequiredForCapitalAdequacy	370746000
CY2019Q4	us-gaap	Tier One Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.08500
CY2019Q4	us-gaap	Tier One Risk Based Capital Required To Be Well Capitalized TierOneRiskBasedCapitalRequiredToBeWellCapitalized	348937000
CY2019Q4	us-gaap	Tier One Risk Based Capital Required To Be Well Capitalized To Risk Weighted Assets TierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets	8.00
CY2019Q4	us-gaap	Tier One Leverage Capital TierOneLeverageCapital	481702000
CY2019Q4	us-gaap	Tier One Leverage Capital To Average Assets TierOneLeverageCapitalToAverageAssets	0.0953
CY2019Q4	qcrh	Tier One Leverage Capital Required For Capital Adequacy Without Capital Conservation Buffer TierOneLeverageCapitalRequiredForCapitalAdequacyWithoutCapitalConservationBuffer	202207000
CY2019Q4	qcrh	Tier One Leverage Capital Required For Capital Adequacy To Average Assets Without Capital Conservation Buffer TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssetsWithoutCapitalConservationBuffer	0.0400
CY2019Q4	us-gaap	Tier One Leverage Capital Required For Capital Adequacy TierOneLeverageCapitalRequiredForCapitalAdequacy	202207000
CY2019Q4	us-gaap	Tier One Leverage Capital Required For Capital Adequacy To Average Assets TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets	0.04000
CY2019Q4	us-gaap	Tier One Leverage Capital Required To Be Well Capitalized TierOneLeverageCapitalRequiredToBeWellCapitalized	252758000
CY2019Q4	us-gaap	Tier One Leverage Capital Required To Be Well Capitalized To Average Assets TierOneLeverageCapitalRequiredToBeWellCapitalizedToAverageAssets	5.00
CY2019Q4	us-gaap	Common Equity Tier One Capital CommonEquityTierOneCapital	443864000
CY2019Q4	us-gaap	Common Equity Tier One Capital Ratio CommonEquityTierOneCapitalRatio	0.1018
CY2019Q4	qcrh	Common Equity Tier One Capital Required For Capital Adequacy Without Capital Conservation Buffer CommonEquityTierOneCapitalRequiredForCapitalAdequacyWithoutCapitalConservationBuffer	196277000
CY2019Q4	qcrh	Common Equity Tier1 Capital Adequacy Purposes Ratio Without Capital Conservation Buffer CommonEquityTier1CapitalAdequacyPurposesRatioWithoutCapitalConservationBuffer	0.0450
CY2019Q4	us-gaap	Common Equity Tier One Capital Required For Capital Adequacy CommonEquityTierOneCapitalRequiredForCapitalAdequacy	305320000
CY2019Q4	qcrh	Common Equity Tier1 Capital Adequacy Purposes Ratio CommonEquityTier1CapitalAdequacyPurposesRatio	0.07000
CY2019Q4	us-gaap	Common Equity Tier One Capital Required To Be Well Capitalized CommonEquityTierOneCapitalRequiredToBeWellCapitalized	283511000
CY2019Q4	qcrh	Common Equity Tier1 To Be Well Capitalized Under Prompt Corrective Action Provisions Ratio CommonEquityTier1ToBeWellCapitalizedUnderPromptCorrectiveActionProvisionsRatio	0.0650

Files In Submission

Name	View Source	Status
0001558370-20-013074-index-headers.html	Edgar Link	pending
0001558370-20-013074-index.html	Edgar Link	pending
0001558370-20-013074.txt	Edgar Link	pending
0001558370-20-013074-xbrl.zip	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
qcrh-20200930.xsd	Edgar Link	pending
qcrh-20200930ex3111bbc4c.htm	Edgar Link	pending
qcrh-20200930ex3123c7669.htm	Edgar Link	pending
qcrh-20200930ex32187f8b1.htm	Edgar Link	pending
qcrh-20200930ex32255ad47.htm	Edgar Link	pending
qcrh-20200930x10q.htm	Edgar Link	pending
qcrh-20200930x10q_htm.xml	Edgar Link	completed
qcrh-20200930_cal.xml	Edgar Link	unprocessable
qcrh-20200930_def.xml	Edgar Link	unprocessable
qcrh-20200930_lab.xml	Edgar Link	unprocessable
qcrh-20200930_pre.xml	Edgar Link	unprocessable
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report.css	Edgar Link	pending
Show.js	Edgar Link	pending

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$QCRH
QCR HOLDINGS INC Stock $qcrh

2020 Q4 Form 10-Q Financial Statement

#000155837020013074 Filed on November 06, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$QCRH QCR HOLDINGS INC Stock $qcrh

2020 Q4 Form 10-Q Financial Statement

#000155837020013074 Filed on November 06, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$QCRH
QCR HOLDINGS INC Stock $qcrh