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Amortized cost excluding accrued interest, of financing receivable and net investment in lease originated more than five years before current fiscal year.

No definition available.

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Amortized cost excluding accrued interest, of financing receivable and net investment in lease originated three years prior to current fiscal year.

No definition available.

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Amortized cost excluding accrued interest, of financing receivable and net investment in lease originated three years prior to current fiscal year.

No definition available.

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Amortized cost excluding accrued interest, of financing receivable and net investment in lease originated in current fiscal year.

No definition available.

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Amortized cost excluding accrued interest, of financing receivable and net investment in lease originated two years prior to current fiscal year.

No definition available.

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Data Type:	xbrli:monetaryItemType
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Amortized cost excluding accrued interest, of financing receivable and net investment in lease originated in fiscal year prior to current fiscal year.

No definition available.

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Namespace Prefix:	qcrh_
Data Type:	xbrli:monetaryItemType
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Amortized cost excluding accrued interest, of financing receivable that can be withdrawn, repaid, and redrawn.

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 79
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479294/326-20-55-79

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-6

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 3B
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-3B

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