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v3.25.2

Note 3 - LOANS/LEASES RECEIVABLE - Changes in the ACL for OBS exposures (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024
Balance, beginning | $ 90,354 | $ 84,470 | $ 89,841 | $ 87,200
Provisions (credited) to expense | 4,667 | 4,343 | 9,410 | 8,079
Balance, ending | 88,732 | 87,706 | 88,732 | 87,706
Unfunded Loan Commitment |  |  |  |
Balance, beginning | 7,764 | 9,207 | 8,273 | 9,529
Provisions (credited) to expense | (624) | 1,153 | (1,133) | 831
Balance, ending | $ 7,140 | $ 10,360 | $ 7,140 | $ 10,360

X
- Definition Amount includes investment in lease, excluding accrued interest, of allowance for credit loss on financing receivable. + References No definition available. + Details
Name: | qcrh_FinancingReceivableAndNetInvestmentInLeaseAllowanceForCreditLossExcludingAccruedInterest
Namespace Prefix: | qcrh_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount, excluding accrued interest, of credit loss expense (reversal of expense) on financing receivable and net investment in lease. + References No definition available. + Details
Name: | qcrh_FinancingReceivableAndNetInvestmentInLeaseExcludingAccruedInterestCreditLossExpenseReversal
Namespace Prefix: | qcrh_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_UnfundedLoanCommitmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |