Loans - Interest Income on Non-Accrual Loans, Excluding PCD Loans (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Financing Receivable, Impaired [Line Items]
Total interest income on non-accrual loans	$ 242	$ 976	$ 528	$ 1,304
Real estate loans: | Multifamily
Financing Receivable, Impaired [Line Items]
Total interest income on non-accrual loans	59	36	128	111
Real estate loans: | Commercial mortgage
Financing Receivable, Impaired [Line Items]
Total interest income on non-accrual loans	55	34	85	188
Real estate loans: | One-to-four family residential mortgage
Financing Receivable, Impaired [Line Items]
Total interest income on non-accrual loans	0	1	0	4
Real estate loans: | Home equity and lines of credit
Financing Receivable, Impaired [Line Items]
Total interest income on non-accrual loans	31	7	62	14
Commercial and industrial
Financing Receivable, Impaired [Line Items]
Total interest income on non-accrual loans	$ 97	$ 898	$ 253	$ 987