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Minimum Regulatory Capital Requirements (Restated) - Summary of Capital Requirements Administered by Banking Agencies Capital Ratios (Detail) - Blue Ridge Bank, N.A [Member] $ in Thousands | Mar. 31, 2023 USD ($) | Dec. 31, 2022 USD ($)
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Compliance With Regulatory Capital Requirements Under Banking Regulations [Line Items] |  |
Total risk based capital, Actual Amount | $ 301,021 | $ 301,097
Total risk based capital, Actual Ratio | 0.1072 | 0.1093
Total risk based capital, For Capital Adequacy Purposes Amount | $ 294,742 | $ 289,246
Total risk based capital, For Capital Adequacy Purposes Ratio | 0.105 | 0.105
Total risk based capital, To Be Well Capitalized Under the Prompt Corrective Action Provisions Amount | $ 280,706 | $ 275,473
Total risk based capital, To Be Well Capitalized Under the Prompt Corrective Action Provisions Ratio | 0.10 | 0.10
Tier 1 capital to risk-weighted assets, Actual Amount | $ 268,455 | $ 268,545
Tier 1 capital to risk-weighted assets, Actual Ratio | 0.0956 | 0.0975
Tier 1 capital to risk-weighted assets, For Capital Adequacy Purposes Amount | $ 238,599 | $ 234,152
Tier 1 capital to risk-weighted assets, For Capital Adequacy Purposes Ratio | 0.085 | 0.085
Tier 1 capital to risk-weighted assets, To Be Well Capitalized Under the Prompt Corrective Action Provisions Amount | $ 224,564 | $ 220,379
Tier 1 capital to risk-weighted assets, To Be Well Capitalized Under the Prompt Corrective Action Provisions Ratio | 0.08 | 0.08
Common equity tier 1 capital, Actual Amount | $ 268,455 | $ 268,545
Common equity tier 1 capital, Actual Ratio | 9.56% | 9.75%
Common equity tier 1 capital, For Capital Adequacy Purposes Amount | $ 196,493 | $ 192,831
Common equity tier 1 capital, For Capital Adequacy Purposes Ratio | 7.00% | 7.00%
Common equity tier 1 capital, To Be Well Capitalized Under the Prompt Corrective Action Provisions Amount | $ 182,458 | $ 179,058
Common equity tier 1 capital, To Be Well Capitalized Under the Prompt Corrective Action Provisions Ratio | 6.50% | 6.50%
Tier 1 leverage, Actual Amount | $ 268,455 | $ 268,545
Tier 1 leverage, Actual Ratio | 0.0824 | 0.089
Tier 1 leverage, For Capital Adequacy Purposes Amount | $ 130,248 | $ 120,644
Tier 1 leverage, For Capital Adequacy Purposes Ratio | 0.04 | 0.04
Tier 1 leverage, To Be Well Capitalized Under the Prompt Corrective Action Provisions Amount | $ 162,811 | $ 150,805
Tier 1 leverage, To Be Well Capitalized Under the Prompt Corrective Action Provisions Ratio | 0.05 | 0.05

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