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Derivatives - Summary Of Gross Notional Amount Derivatives (Detail) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
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Customers [Member] |  |
Derivative, Notional Amount | $ 244,818 | $ 244,748
Financial Institutions [Member] |  |
Derivative, Notional Amount | $ 244,818 | $ 244,748

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- Definition Nominal or face amount used to calculate payment on derivative. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5580258-113959 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5579245-113959 + Details
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