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Fair Values of Assets and Liabilities - Schedule of Assets Measured on Nonrecurring Basis (Detail) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Total Assets | $ 1,114,587 | $ 938,309
Fair Value, Nonrecurring [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Impaired loans | 54,785 | 49,147
Fair Value Measurement Of Assets On Nonrecurring Basis Net Losses On Impaired Loans | 352 | (7,905)
Other Real Estate Owned Assets Fair Value | 729 | 1,319
Fair Value Measurement Of Assets On Nonrecurring Basis Net Losses On Other Real Estate Owned | 0 | (30)
Total Assets | 55,514 | 50,466
Fair Value Measurement Of Assets On Nonrecurring Basis Net Loss | 352 | (7,935)
Level 1 [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Total Assets | 0 | 0
Level 1 [Member] | Fair Value, Nonrecurring [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Impaired loans | 0 | 0
Other Real Estate Owned Assets Fair Value | 0 | 0
Total Assets | 0 | 0
Fair Value, Inputs, Level 2 [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Total Assets | 1,098,436 | 930,020
Fair Value, Inputs, Level 2 [Member] | Fair Value, Nonrecurring [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Impaired loans | 42,538 | 35,543
Other Real Estate Owned Assets Fair Value | 729 | 1,319
Total Assets | 43,267 | 36,862
Level 3 [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Total Assets | 16,151 | 8,289
Level 3 [Member] | Fair Value, Nonrecurring [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Impaired loans | 12,247 | 13,604
Other Real Estate Owned Assets Fair Value | 0 | 0
Total Assets | $ 12,247 | $ 13,604

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- Definition Net losses on impaired loans still held at the end of the period. + References No definition available. + Details
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- Definition Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258 + Details
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