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Minimum Regulatory Capital Requirements - 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 | $ 307,024 | $ 303,876
Total risk based capital, Actual Ratio | 0.1112 | 0.1122
Total risk based capital, For Capital Adequacy Purposes Amount | $ 289,940 | $ 286,161
Total risk based capital, For Capital Adequacy Purposes Ratio | 0.1050 | 0.1050
Total risk based capital, To Be Well Capitalized Under the Prompt Corrective Action Provisions Amount | $ 276,133 | $ 272,535
Total risk based capital, To Be Well Capitalized Under the Prompt Corrective Action Provisions Ratio | 0.1000 | 0.1000
Tier 1 capital to risk-weighted assets, Actual Amount | $ 277,898 | $ 279,125
Tier 1 capital to risk-weighted assets, Actual Ratio | 0.1006 | 0.1031
Tier 1 capital to risk-weighted assets, For Capital Adequacy Purposes Amount | $ 234,711 | $ 231,470
Tier 1 capital to risk-weighted assets, For Capital Adequacy Purposes Ratio | 0.0850 | 0.0850
Tier 1 capital to risk-weighted assets, To Be Well Capitalized Under the Prompt Corrective Action Provisions Amount | $ 220,905 | $ 217,854
Tier 1 capital to risk-weighted assets, To Be Well Capitalized Under the Prompt Corrective Action Provisions Ratio | 0.0800 | 0.0800
Common equity tier 1 capital, Actual Amount | $ 277,898 | $ 279,125
Common equity tier 1 capital, Actual Ratio | 10.06% | 10.31%
Common equity tier 1 capital, For Capital Adequacy Purposes Amount | $ 193,368 | $ 190,622
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 | $ 179,556 | $ 177,006
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 | $ 277,898 | $ 279,125
Tier 1 leverage, Actual Ratio | 0.0850 | 0.0925
Tier 1 leverage, For Capital Adequacy Purposes Amount | $ 130,776 | $ 120,703
Tier 1 leverage, For Capital Adequacy Purposes Ratio | 0.0400 | 0.0400
Tier 1 leverage, To Be Well Capitalized Under the Prompt Corrective Action Provisions Amount | $ 163,469 | $ 150,878
Tier 1 leverage, To Be Well Capitalized Under the Prompt Corrective Action Provisions Ratio | 0.0500 | 0.0500

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