Loans - Schedule of Investment in Nonaccrual Loans (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Financing Receivable, Past Due [Line Items]
Total Nonaccrual Loans	$ 8,055	$ 5,782
Total Nonaccrual Loans with no ACL	8,055	5,752
Real estate loans: \| One-to-four family
Financing Receivable, Past Due [Line Items]
Total Nonaccrual Loans	2,458	1,597
Total Nonaccrual Loans with no ACL	2,458	1,597
Real estate loans: \| Home equity
Financing Receivable, Past Due [Line Items]
Total Nonaccrual Loans	310	187
Total Nonaccrual Loans with no ACL	310	187
Real estate loans: \| Commercial and multifamily
Financing Receivable, Past Due [Line Items]
Total Nonaccrual Loans	4,191	3,163
Total Nonaccrual Loans with no ACL	4,191	3,163
Real estate loans: \| Construction and land
Financing Receivable, Past Due [Line Items]
Total Nonaccrual Loans	159	82
Total Nonaccrual Loans with no ACL	159	82
Consumer loans: \| Manufactured homes
Financing Receivable, Past Due [Line Items]
Total Nonaccrual Loans	696	461
Total Nonaccrual Loans with no ACL	696	461
Consumer loans: \| Other consumer
Financing Receivable, Past Due [Line Items]
Total Nonaccrual Loans	241	262
Total Nonaccrual Loans with no ACL	241	262
Commercial business loans
Financing Receivable, Past Due [Line Items]
Total Nonaccrual Loans	0	30
Total Nonaccrual Loans with no ACL	$ 0	$ 0