Commitments, Contingencies and Credit Risk - Financial Instruments Whose Contractual Amounts Represent Credit Risk (Details) - USD ($) $ in Thousands |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Fair Value Concentration Of Risk Financial Statement Captions [Line Items] | ||
| Contractual amounts represent credit risk | $ 481,672 | $ 411,499 |
| Commitments to Grant Mortgage Loans | ||
| Fair Value Concentration Of Risk Financial Statement Captions [Line Items] | ||
| Contractual amounts represent credit risk | 395,388 | 359,170 |
| Unfunded Commitments Under Lines of Credit | ||
| Fair Value Concentration Of Risk Financial Statement Captions [Line Items] | ||
| Contractual amounts represent credit risk | $ 86,284 | $ 52,329 |