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Loans and Leases Receivable and Allowance for Credit Losses on Loans and Leases - Loan Modifications for Borrowers Experiencing Financial Difficulty (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	$ 16,706	$ 5,489
Loan modifications	43,108	5,489
30-59 Days past due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	2,980	202
60-89 Days past due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	718	216
90 Days or more past due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	577	190
Current
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	38,833	4,881
Term Extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	3,747	5,181
Payment Deferral
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	12,923	131
Debt Forgiveness
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	36	114
Interest Rate Reduction and Term Extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	0	63
Commercial and industrial, including specialized lending
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	$ 1,980	$ 172
Percentage of Total by Financing Class	0.03%	0.00%
Interest Rate Reduction (%)	0	0
Debt Forgiven	$ 0	$ 0
Loan modifications	17,328	172
Commercial and industrial, including specialized lending | 30-59 Days past due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	1,980	0
Commercial and industrial, including specialized lending | 60-89 Days past due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	0	172
Commercial and industrial, including specialized lending | 90 Days or more past due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	0	0
Commercial and industrial, including specialized lending | Current
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	15,348	0
Commercial and industrial, including specialized lending | Term Extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	$ 0	$ 172
Term Extension and Payment Deferral (in months)	0 months	4 months
Commercial and industrial, including specialized lending | Payment Deferral
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	$ 1,980	$ 0
Term Extension and Payment Deferral (in months)	3 months	0 months
Commercial and industrial, including specialized lending | Debt Forgiveness
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	$ 0	$ 0
Commercial and industrial, including specialized lending | Interest Rate Reduction and Term Extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	0	$ 0
Multifamily
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	$ 10,688
Percentage of Total by Financing Class	0.50%
Interest Rate Reduction (%)	0	0
Debt Forgiven	$ 0	$ 0
Loan modifications	10,688
Multifamily | 30-59 Days past due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	0
Multifamily | 60-89 Days past due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	0
Multifamily | 90 Days or more past due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	0
Multifamily | Current
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	10,688
Multifamily | Term Extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	$ 0
Term Extension and Payment Deferral (in months)	0 months	0 months
Multifamily | Payment Deferral
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	$ 10,688
Term Extension and Payment Deferral (in months)	12 months	0 months
Multifamily | Debt Forgiveness
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	$ 0
Multifamily | Interest Rate Reduction and Term Extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	0
Residential real estate
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	$ 57
Percentage of Total by Financing Class	0.01%
Interest Rate Reduction (%)	0	0
Debt Forgiven	$ 0	$ 0
Loan modifications	103
Residential real estate | 30-59 Days past due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	57
Residential real estate | 60-89 Days past due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	0
Residential real estate | 90 Days or more past due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	0
Residential real estate | Current
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	46
Residential real estate | Term Extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	$ 0
Term Extension and Payment Deferral (in months)	0 months	0 months
Residential real estate | Payment Deferral
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	$ 57
Term Extension and Payment Deferral (in months)	5 months	0 months
Residential real estate | Debt Forgiveness
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	$ 0
Residential real estate | Interest Rate Reduction and Term Extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	$ 0
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	0
Debt Forgiven	$ 0	$ 0
Loan modifications		169
Commercial real estate owner occupied | 30-59 Days past due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications		0
Commercial real estate owner occupied | 60-89 Days past due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications		0
Commercial real estate owner occupied | 90 Days or more past due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications		169
Commercial real estate owner occupied | Current
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications		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)	0 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	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		$ 70
Percentage of Total by Financing Class		0.16%
Interest Rate Reduction (%)	0	0.008
Debt Forgiven	$ 0	$ 0
Loan modifications	743	70
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	92	0
Manufactured housing | 90 Days or more past due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	31	0
Manufactured housing | Current
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	$ 620	70
Manufactured housing | Term Extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans		$ 7
Term Extension and Payment Deferral (in months)	0 months	55 months
Manufactured housing | Payment Deferral
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans		$ 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
Manufactured housing | Interest Rate Reduction and Term Extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans		63
Personal installment
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	$ 3,981	$ 5,078
Percentage of Total by Financing Class	0.50%	0.60%
Interest Rate Reduction (%)	0	0
Debt Forgiven	$ 100	$ 66
Loan modifications	14,246	5,078
Personal installment | 30-59 Days past due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	943	202
Personal installment | 60-89 Days past due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	626	44
Personal installment | 90 Days or more past due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	546	21
Personal installment | Current
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loan modifications	12,131	4,811
Personal installment | Term Extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	$ 3,747	$ 4,833
Term Extension and Payment Deferral (in months)	6 months	5 months
Personal installment | Payment Deferral
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amortized cost of loans	$ 198	$ 131
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	$ 36	$ 114
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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