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Loans and Leases Receivable and Allowance for Credit Losses on Loans and Leases - Analysis of Loans Modified in Troubled Debt Restructuring by Type of Concession (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2022 USD ($) loan	Dec. 31, 2021 USD ($) loan	Dec. 31, 2020 USD ($) loan
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of loans | loan	259	202	121
Recorded investment | $	$ 3,330	$ 3,497	$ 3,677
Extensions of maturity
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of loans | loan	0	0	6
Recorded investment | $	$ 0	$ 0	$ 385
Interest-rate reductions
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of loans | loan	18	17	35
Recorded investment | $	$ 582	$ 622	$ 1,479
Other
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of loans | loan	241	185	80
Recorded investment | $	$ 2,748	$ 2,875	$ 1,813

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Number of financing receivables that have been modified by troubled debt restructurings.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI https://asc.fasb.org/extlink&oid=123577603&loc=SL6953676-111524

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Amount, after troubled debt restructuring, of modified financing receivable.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI https://asc.fasb.org/extlink&oid=123577603&loc=SL6953676-111524

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