Loans and Leases Receivable and Allowance for Credit Losses on Loans and Leases - Loan Modifications for Borrowers Experiencing Financial Difficulty (Details) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2023 USD ($)	Sep. 30, 2023 USD ($)
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	$ 4,200	$ 11,862
Loan modifications	11,864	11,864
30-59 Days past due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	837	837
60-89 Days past due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	565	565
90 Days or more past due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	523	523
Current
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	9,939	9,939
Term Extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	3,863	11,085
Payment Deferral
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	210	442
Debt Forgiveness
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	28	222
Interest Rate Reduction and Term Extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	99	113
Commercial real estate owner occupied
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans		$ 169
Percentage of Total by Financing Class		0.02%
Interest Rate Reduction (%)		0
Debt Forgiven		$ 0
Loan modifications	169	169
Commercial real estate owner occupied \| 30-59 Days past due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	0	0
Commercial real estate owner occupied \| 60-89 Days past due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	0	0
Commercial real estate owner occupied \| 90 Days or more past due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	169	169
Commercial real estate owner occupied \| Current
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	0	0
Commercial real estate owner occupied \| Term Extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans		$ 169
Term Extension and Payment Deferral (in months)		4 months
Commercial real estate owner occupied \| Payment Deferral
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans		$ 0
Term Extension and Payment Deferral (in months)		0 months
Commercial real estate owner occupied \| Debt Forgiveness
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans		$ 0
Commercial real estate owner occupied \| Interest Rate Reduction and Term Extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans		0
Manufactured housing
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	$ 99	$ 119
Percentage of Total by Financing Class	0.25%	0.30%
Interest Rate Reduction (%)	0.044	0.043
Debt Forgiven	$ 0	$ 0
Loan modifications	119	119
Manufactured housing \| 30-59 Days past due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	0	0
Manufactured housing \| 60-89 Days past due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	0	0
Manufactured housing \| 90 Days or more past due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	0	0
Manufactured housing \| Current
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	119	119
Manufactured housing \| Term Extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	$ 0	$ 6
Term Extension and Payment Deferral (in months)	31 months	30 months
Manufactured housing \| Payment Deferral
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	$ 0	$ 0
Term Extension and Payment Deferral (in months)	0 months	0 months
Manufactured housing \| Debt Forgiveness
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	$ 0	$ 0
Manufactured housing \| Interest Rate Reduction and Term Extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	99	113
Personal installment
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	$ 4,101	$ 11,574
Percentage of Total by Financing Class	0.42%	1.20%
Interest Rate Reduction (%)	0	0
Debt Forgiven	$ 20	$ 183
Loan modifications	11,576	11,576
Personal installment \| 30-59 Days past due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	837	837
Personal installment \| 60-89 Days past due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	565	565
Personal installment \| 90 Days or more past due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	354	354
Personal installment \| Current
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	9,820	9,820
Personal installment \| Term Extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	$ 3,863	$ 10,910
Term Extension and Payment Deferral (in months)	6 months	6 months
Personal installment \| Payment Deferral
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	$ 210	$ 442
Term Extension and Payment Deferral (in months)	6 months	6 months
Personal installment \| Debt Forgiveness
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	$ 28	$ 222
Personal installment \| Interest Rate Reduction and Term Extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	$ 0	$ 0

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- Definition

Amortized cost excluding accrued interest, of financing receivable 12 months after modification for debtor experiencing financial difficulty.

+ References

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-Name Accounting Standards Codification
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Amortized cost excluding accrued interest, of financing receivable modified during period for debtor experiencing financial difficulty.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Period of increase in weighted average maturity of financing receivable modified for debtor experiencing financial difficulty, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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