Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
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-Name Accounting Standards Codification
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Reference 3: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 852
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-Section 55
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-Name Accounting Standards Codification
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Name:	us-gaap_Goodwill
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Note 6 - Goodwill and Intangibles - Goodwill by Reportable Segment (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Segment Reporting Information [Line Items]
Goodwill	$ 74,066	$ 74,066	$ 74,748	$ 77,832
Other Segments
Segment Reporting Information [Line Items]
Goodwill			682
Commercial Banking \| QCBT
Segment Reporting Information [Line Items]
Goodwill	3,223	3,223	3,223
Commercial Banking \| CRBT
Segment Reporting Information [Line Items]
Goodwill	14,980	14,980	14,980
Commercial Banking \| CSB
Segment Reporting Information [Line Items]
Goodwill	9,888	9,888	9,888
Commercial Banking \| SFCB
Segment Reporting Information [Line Items]
Goodwill	$ 45,975	$ 45,975	$ 45,975