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Note 24 - Sale of Credit Card Loan Receivables and Credit Card Issuing Business for QCBT (Details) (USD $)
12 Months Ended 0 Months Ended
Dec. 31, 2013
Feb. 15, 2013
Jan. 31, 2013
Note 24 - Sale of Credit Card Loan Receivables and Credit Card Issuing Business for QCBT (Details) [Line Items]      
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal $ 2,334,216us-gaap_DisposalGroupNotDiscontinuedOperationGainLossOnDisposal    
Credit Card Loan Receivables and Credit Card Issuing Business for QCBT [Member]      
Note 24 - Sale of Credit Card Loan Receivables and Credit Card Issuing Business for QCBT (Details) [Line Items]      
Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax   355,268us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax
/ us-gaap_SignificantAcquisitionsAndDisposalsByTransactionAxis
= qcrh_CreditCardLoanReceivablesAndCreditCardIssuingBusinessForQCBTMember
 
Disposal Group, Including Discontinued Operation, Other Expense   257,476us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherExpense
/ us-gaap_SignificantAcquisitionsAndDisposalsByTransactionAxis
= qcrh_CreditCardLoanReceivablesAndCreditCardIssuingBusinessForQCBTMember
 
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax   593,197us-gaap_DiscontinuedOperationGainLossFromDisposalOfDiscontinuedOperationBeforeIncomeTax
/ us-gaap_SignificantAcquisitionsAndDisposalsByTransactionAxis
= qcrh_CreditCardLoanReceivablesAndCreditCardIssuingBusinessForQCBTMember
 
Credit Card Receivable [Member]      
Note 24 - Sale of Credit Card Loan Receivables and Credit Card Issuing Business for QCBT (Details) [Line Items]      
Significant Acquisitions and Disposals, Acquisition Costs or Sale Proceeds     10,179,318us-gaap_SignificantAcquisitionsAndDisposalsAcquisitionCostsOrSaleProceeds
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_CreditCardReceivablesMember
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal   $ 495,405us-gaap_DisposalGroupNotDiscontinuedOperationGainLossOnDisposal
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_CreditCardReceivablesMember