Loans Receivable and Allowance for Credit Losses - Financial Effects of Loan Modifications (Details) $ in Thousands	12 Months Ended
Dec. 31, 2023 USD ($)
Principal Forgiveness
Financing Receivable, Modified/TDR [Line Items]
Loan modification amount	$ 371
Commercial Lending \| C&I \| Principal Forgiveness
Financing Receivable, Modified/TDR [Line Items]
Loan modification amount	$ 371
Commercial Lending \| C&I \| Term Extension
Financing Receivable, Modified/TDR [Line Items]
Weighted average of loans (in years)	1 year 3 months 18 days
Commercial Lending \| C&I \| Payment Delay
Financing Receivable, Modified/TDR [Line Items]
Weighted average of loans (in years)	10 months 24 days
Commercial Lending \| CRE \| Interest Rate Reduction
Financing Receivable, Modified/TDR [Line Items]
Weighted-Average Interest Rate Reduction	3.00%
Commercial Lending \| CRE \| Term Extension
Financing Receivable, Modified/TDR [Line Items]
Weighted average of loans (in years)	2 years 1 month 6 days
Consumer Lending \| Real estate loan \| Principal Forgiveness \| Single-Family Residential
Financing Receivable, Modified/TDR [Line Items]
Loan modification amount	$ 0
Consumer Lending \| Real estate loan \| Interest Rate Reduction \| Single-Family Residential
Financing Receivable, Modified/TDR [Line Items]
Weighted-Average Interest Rate Reduction	0.00%
Consumer Lending \| Real estate loan \| Term Extension \| Single-Family Residential
Financing Receivable, Modified/TDR [Line Items]
Weighted average of loans (in years)	9 years 3 months 18 days
Consumer Lending \| Real estate loan \| Payment Delay \| Single-Family Residential
Financing Receivable, Modified/TDR [Line Items]
Weighted average of loans (in years)	1 year 9 months 18 days
Consumer Lending \| HELOCs \| Principal Forgiveness
Financing Receivable, Modified/TDR [Line Items]
Loan modification amount	$ 0
Consumer Lending \| HELOCs \| Interest Rate Reduction
Financing Receivable, Modified/TDR [Line Items]
Weighted-Average Interest Rate Reduction	0.11%
Consumer Lending \| HELOCs \| Term Extension
Financing Receivable, Modified/TDR [Line Items]
Weighted average of loans (in years)	14 years 2 months 12 days
Consumer Lending \| HELOCs \| Payment Delay
Financing Receivable, Modified/TDR [Line Items]
Weighted average of loans (in years)	4 years 7 months 6 days

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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