XML 39 R29.htm IDEA: XBRL DOCUMENT
v3.23.3

Note 2 - INVESTMENT SECURITIES (Details) $ in Thousands | 9 Months Ended |
--- | --- | ---
Sep. 30, 2023 USD ($) item issuer security state | Dec. 31, 2022 USD ($) state issuer
Number of securities | security | 644 |
Available-for-sale, unrealized loss positions, qualitative disclosure, number of positions | item | 621 |
Aggregate losses of securities (as a percent) | 17.10% |
Available-for-sale, unrealized loss positions, qualitative disclosure, number of positions, greater than or equal to one year | item | 480 |
Gain on sale | $ 56 |
Number Of Charters Owning Municipal Securities | item | 4 |
Debt Securities, Available-for-Sale, Allowance for Credit Loss | $ 989 |
General Obligation Bonds |  |
Number of issuers | issuer | 81 | 118
Other investments | $ 80,400 | $ 110,600
Number of states holding investments | state | 18 | 22
General Obligation Bonds | Aggregate Fair Value Exceeding 5 Million |  |
Number of states holding investments | 7 | 7
General Obligation Bonds | Aggregate Fair Value Exceeding 5 Million | Minimum |  |
Other investments | $ 5,000 | $ 5,000
Revenue Bonds |  |
Number of issuers | issuer | 166 | 181
Other investments | $ 593,200 | $ 617,200
Number of states holding investments | state | 30 | 29
Revenue Bonds | Aggregate Fair Value Exceeding 5 Million |  |
Number of states holding investments | state | 14 | 12
Revenue Bonds | Aggregate Fair Value Exceeding 5 Million | Minimum |  |
Other investments | $ 5,000 | $ 5,000
Revenue Bonds | Aggregate Book Or Market Value Exceeded 5% of The Company Equity [Member] |  |
Number of issuers | issuer | 2 | 2
Percentage threshold | 5.00% | 5.00%
Other securities |  |
Debt Securities, Available-for-Sale, Allowance for Credit Loss | $ 989 |

X
- Definition The aggregate depreciation from amortized cost basis as a percent. + References No definition available. + Details
Name: | qcrh_AggregateDepreciationFromAmortizedCostBasisPercent
Namespace Prefix: | qcrh_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The number of the company's that own the company's municipal securities. + References No definition available. + Details
Name: | qcrh_NumberOfChartersOwningMunicipalSecurities
Namespace Prefix: | qcrh_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of issuers of debt securities. + References No definition available. + Details
Name: | qcrh_NumberOfIssuers
Namespace Prefix: | qcrh_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of securities. + References No definition available. + Details
Name: | qcrh_NumberOfSecurities
Namespace Prefix: | qcrh_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Represents the number of states investments are held in. + References No definition available. + Details
Name: | qcrh_NumberOfStatesInvestmentsHeldIn
Namespace Prefix: | qcrh_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Percentage threshold of stockholders' equity which general obligation or revenue bonds market value of any single issuer does not exceed. + References No definition available. + Details
Name: | qcrh_ThresholdForBondsHeldBySingleIssuerMarketValueAsPercentageOfStockholdersEquity
Namespace Prefix: | qcrh_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount excluding accrued interest, of allowance for credit loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479130/326-30-45-1 + Details
Name: | us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Number of investments in debt securities measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for 12 months or longer, without an allowance for credit loss. Includes beneficial interest in securitized financial asset. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (b)(3) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479106/326-30-50-4 + Details
Name: | us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerNumberOfPositions
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of investments in debt securities measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position, without allowance for credit loss. Includes beneficial interest in securitized financial asset. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Subparagraph (b)(3) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-6 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (b)(3) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479106/326-30-50-4 + Details
Name: | us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition The difference between the carrying value and the sale price of an investment. A gain would be recognized when the sale price of the investment is greater than the carrying value of the investment. This element refers to the Gain included in earnings and not to the cash proceeds of the sale. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-28 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(b)(7)(c)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(b)(9)(a)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2 Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 942 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04(13)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483589/942-220-S99-1 + Details
Name: | us-gaap_GainOnSaleOfInvestments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482106/820-10-50-2 + Details
Name: | us-gaap_InvestmentsFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=qcrh_GeneralObligationBondsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementScenarioAxis=qcrh_AggregateFairValueExceeding5MillionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=qcrh_RevenueBondsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementScenarioAxis=qcrh_AggregateBookOrMarketValueExceeded5OfCompanyEquityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=qcrh_OtherSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |