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Loans and Leases Receivable and Allowance for Credit Losses on Loans and Leases - Summary of Loans Modified in Troubled Debt Restructurings and Related Recorded Investment (Detail) $ in Thousands | 3 Months Ended
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Mar. 31, 2022 USD ($) loan | Mar. 31, 2021 USD ($) loan
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Number of loans | loan | 24 | 20
Recorded Investment | $ | $ 325 | $ 354
Manufactured housing |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Number of loans | loan | 1 | 3
Recorded Investment | $ | $ 49 | $ 48
Residential real estate |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Number of loans | loan | 0 | 1
Recorded Investment | $ | $ 0 | $ 56
Installment |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Number of loans | loan | 23 | 16
Recorded Investment | $ | $ 276 | $ 250

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- Definition Number of financing receivable contracts modified as troubled debt restructuring within previous 12 months, with subsequent payment default. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 34 -URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953682-111524 + Details
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- Definition Amount of financing receivable modified as troubled debt restructuring within previous 12 months, with subsequent payment default. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 34 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953682-111524 + Details
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