Allowance for Credit Losses on Loans and Off-Balance Sheet Credit Exposures - Schedule of Modifications Past Due Status (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Residential real estate | Non-revolving residential real estate | Current
Financing Receivable, Allowance for Credit Loss [Line Items]
Performance loans modified	$ 14
Residential real estate | Non-revolving residential real estate | Past Due 30-89 Days
Financing Receivable, Allowance for Credit Loss [Line Items]
Performance loans modified	0
Residential real estate | Non-revolving residential real estate | 90 Days and Over
Financing Receivable, Allowance for Credit Loss [Line Items]
Performance loans modified	0
Commercial real estate | Non-residential commercial real estate | Current
Financing Receivable, Allowance for Credit Loss [Line Items]
Performance loans modified	2,851	$ 3,781
Commercial real estate | Non-residential commercial real estate | Past Due 30-89 Days
Financing Receivable, Allowance for Credit Loss [Line Items]
Performance loans modified	0	0
Commercial real estate | Non-residential commercial real estate | 90 Days and Over
Financing Receivable, Allowance for Credit Loss [Line Items]
Performance loans modified	0	0
Commercial real estate | Multi-family residential real estate | Current
Financing Receivable, Allowance for Credit Loss [Line Items]
Performance loans modified		440
Commercial real estate | Multi-family residential real estate | Past Due 30-89 Days
Financing Receivable, Allowance for Credit Loss [Line Items]
Performance loans modified		0
Commercial real estate | Multi-family residential real estate | 90 Days and Over
Financing Receivable, Allowance for Credit Loss [Line Items]
Performance loans modified		$ 0
Commercial | Current
Financing Receivable, Allowance for Credit Loss [Line Items]
Performance loans modified	0
Commercial | Past Due 30-89 Days
Financing Receivable, Allowance for Credit Loss [Line Items]
Performance loans modified	45
Commercial | 90 Days and Over
Financing Receivable, Allowance for Credit Loss [Line Items]
Performance loans modified	$ 0