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Regulatory Capital Requirements - Schedule of Bank Actual and Required Capital Amounts and Ratios (Detail) $ in Thousands | Jun. 30, 2025 USD ($) | Dec. 31, 2024 USD ($)
--- | --- | ---
Total capital |  |
Actual | $ 307,222 | $ 282,736
For capital adequacy purposes | 197,757 | 195,914
To be well capitalized | 247,196 | 244,892
Tier 1 capital |  |
Actual | 284,441 | 263,058
For capital adequacy purposes | 148,318 | 146,935
To be well capitalized | 197,757 | 195,914
Common equity |  |
Actual | 284,441 | 263,058
For capital adequacy purposes | 111,238 | 110,201
To be well capitalized | 160,678 | 159,180
Tier 1 capital |  |
Actual | 284,441 | 263,058
For capital adequacy purposes | 110,056 | 110,867
To be well capitalized | $ 137,569 | $ 138,584
Ratios |  |
Actual | 0.1243 | 0.1155
For capital adequacy purposes | 0.08 | 0.08
To be well capitalized | 0.10 | 0.10
Actual | 0.1151 | 0.1074
For capital adequacy purposes | 0.06 | 0.06
To be well capitalized | 0.08 | 0.08
Actual | 0.1151 | 0.1074
For capital adequacy purposes | 0.045 | 0.045
To be well capitalized | 0.065 | 0.065
Banking Regulation, Leverage Ratio [Abstract] |  |
Actual | 0.1034 | 0.0949
For capital adequacy purposes | 0.04 | 0.04
To be well capitalized | 0.05 | 0.05

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