XML 173 R117.htm IDEA: XBRL DOCUMENT
v3.20.1

Note 13 - Junior Subordinated Debentures - Trust Preferred Securities (Details) - USD ($) $ in Thousands |  | 12 Months Ended |
--- | --- | --- | ---
Feb. 12, 2019 | Dec. 31, 2019 | Dec. 31, 2018
Aggregate principal amount |  | $ 40,210 | $ 40,210
Interest rate (as a percent) |  | 4.18% | 4.94%
London Interbank Offered Rate (LIBOR) |  |  |
Variable interest rate (as a percent) | 282.00% |  |
Trust Preferred Securities [Member] | Qcr Holdings Statutory Trust I I Member |  |  |
Date issued |  | February 2004 |
Aggregate principal amount |  | $ 10,310 | $ 10,310
Interest rate (as a percent) |  | 4.79% | 5.65%
Trust Preferred Securities [Member] | Qcr Holdings Statutory Trust I I Member | London Interbank Offered Rate (LIBOR) |  |  |
Variable interest rate (as a percent) |  | 2.85% |
Trust Preferred Securities [Member] | QCR Holdings Statutory Trust III [Member] |  |  |
Date issued |  | February 2004 |
Aggregate principal amount |  | $ 8,248 | $ 8,248
Interest rate (as a percent) |  | 4.79% | 5.65%
Trust Preferred Securities [Member] | QCR Holdings Statutory Trust III [Member] | London Interbank Offered Rate (LIBOR) |  |  |
Variable interest rate (as a percent) |  | 2.85% |
Trust Preferred Securities [Member] | QCR Holdings Statutory Trust V [Member] |  |  |
Date issued |  | February 2006 |
Aggregate principal amount |  | $ 10,310 | $ 10,310
Interest rate (as a percent) |  | 3.54% | 3.99%
Trust Preferred Securities [Member] | QCR Holdings Statutory Trust V [Member] | London Interbank Offered Rate (LIBOR) |  |  |
Variable interest rate (as a percent) |  | 1.55% |
Trust Preferred Securities [Member] | Community National Statutory Trust II [Member] |  |  |
Date issued |  | September 2004 |
Aggregate principal amount |  | $ 3,093 | $ 3,093
Interest rate (as a percent) |  | 4.08% | 4.96%
Trust Preferred Securities [Member] | Community National Statutory Trust II [Member] | London Interbank Offered Rate (LIBOR) |  |  |
Variable interest rate (as a percent) |  | 2.17% |
Trust Preferred Securities [Member] | Community National Statutory Trust III [Member] |  |  |
Date issued |  | March 2007 |
Aggregate principal amount |  | $ 3,609 | $ 3,609
Interest rate (as a percent) |  | 3.64% | 4.54%
Trust Preferred Securities [Member] | Community National Statutory Trust III [Member] | London Interbank Offered Rate (LIBOR) |  |  |
Variable interest rate (as a percent) |  | 1.75% |
Trust Preferred Securities [Member] | Guaranty Bankshares Statutory Trust I [Member] |  |  |
Date issued |  | May 2005 |
Aggregate principal amount |  | $ 4,640 | $ 4,640
Interest rate (as a percent) |  | 3.64% | 4.54%
Trust Preferred Securities [Member] | Guaranty Bankshares Statutory Trust I [Member] | London Interbank Offered Rate (LIBOR) |  |  |
Variable interest rate (as a percent) |  | 1.75% |

X
- Definition Trust preferred securities date issued. + References No definition available. + Details
Name: | qcrh_DateIssued
Namespace Prefix: | qcrh_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28551-108399 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400 + Details
Name: | us-gaap_DebtInstrumentFaceAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 6 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109500613&loc=SL6036836-161870 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28551-108399 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentInterestRateEffectivePercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_VariableRateAxis=us-gaap_LondonInterbankOfferedRateLIBORMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InvestmentTypeAxis=qcrh_TrustPreferredSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=qcrh_QcrHoldingsStatutoryTrustIIMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=qcrh_QcrHoldingsStatutoryTrustIIIMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=qcrh_QcrHoldingsStatutoryTrustVMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=qcrh_CommunityNationalStatutoryTrustIIMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=qcrh_CommunityNationalStatutoryTrustIIIMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=qcrh_GuarantyBanksharesStatutoryTrustIMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |