Commitments, Contingencies and Credit Risk - Financial Instruments Whose Contractual Amounts Represent Credit Risk (Details) - USD ($) $ in Thousands |
Jun. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Fair Value Concentration Of Risk Financial Statement Captions [Line Items] | ||
| Commitments | $ 605,464 | $ 481,672 |
| Commitments to Grant Mortgage Loans | ||
| Fair Value Concentration Of Risk Financial Statement Captions [Line Items] | ||
| Commitments | 556,925 | 395,388 |
| Unfunded Commitments Under Lines of Credit | ||
| Fair Value Concentration Of Risk Financial Statement Captions [Line Items] | ||
| Commitments | $ 48,539 | $ 86,284 |