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Regulatory & Capital Matters - Capital Levels and Industry Defined Regulatory Minimums (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Common equity tier 1 capital to risk weighted assets    
Actual $ 394,421 $ 277,199
Minimum Required for Capital Adequacy Purposes with Capital Conservation Buffer if applicable $ 291,855 $ 162,512
Common equity tier 1 capital to risk weighted assets, Ratio    
Actual (as a percent) 9.46% 11.94%
Minimum Required for Capital Adequacy Purposes with Capital Conservation Buffer if applicable (as a percent) 7.00% 7.00%
Total capital to risk weighted assets, Amount    
Actual at period end $ 522,932 $ 331,178
Minimum Required for Capital Adequacy Purposes with Capital Conservation Buffer if applicable $ 437,513 $ 243,855
Total capital to risk weighted assets, Ratio    
Risk-based capital ratio (as a percent) 12.55 14.26
Minimum Required for Capital Adequacy Purposes with Capital Conservation Buffer if applicable (as a percent) 10.50 10.50
Tier 1 capital to risk weighted assets, Amount    
Actual $ 419,421 $ 302,199
Minimum Required for Capital Adequacy Purposes with Capital Conservation Buffer if applicable $ 354,382 $ 197,440
Tier 1 capital to risk weighted assets, Ratio    
Actual (as a percent) 10.06 13.01
Minimum Required for Capital Adequacy Purposes with Capital Conservation Buffer if applicable (as a percent) 8.50 8.50
Tier 1 capital to average assets, Amount    
Actual $ 419,421 $ 302,199
Minimum Required for Capital Adequacy Purposes with Capital Conservation Buffer if applicable $ 214,812 $ 118,393
Tier 1 capital to average assets, Ratio    
Tier 1 capital leverage ratio (as a percent) 7.81 10.21
Minimum Required for Capital Adequacy Purposes with Capital Conservation Buffer if applicable (as a percent) 4.00 4.00
Subsidiaries [Member]    
Common equity tier 1 capital to risk weighted assets    
Actual $ 514,992 $ 318,466
Minimum Required for Capital Adequacy Purposes with Capital Conservation Buffer if applicable 290,487 162,128
Minimum Required to Be Well Capitalized $ 269,738 $ 150,548
Common equity tier 1 capital to risk weighted assets, Ratio    
Actual (as a percent) 12.41% 13.75%
Minimum Required for Capital Adequacy Purposes with Capital Conservation Buffer if applicable (as a percent) 7.00% 7.00%
Minimum Required to Be Well Capitalized (as a percent) 6.50% 6.50%
Total capital to risk weighted assets, Amount    
Actual at period end $ 558,503 $ 347,408
Minimum Required for Capital Adequacy Purposes with Capital Conservation Buffer if applicable 435,682 243,186
Minimum Required to Be Well Capitalized $ 414,935 $ 231,605
Total capital to risk weighted assets, Ratio    
Risk-based capital ratio (as a percent) 13.46 15.00
Minimum Required for Capital Adequacy Purposes with Capital Conservation Buffer if applicable (as a percent) 10.50 10.50
Minimum Required to Be Well Capitalized (as a percent) 10.00 10.00
Tier 1 capital to risk weighted assets, Amount    
Actual $ 514,992 $ 318,466
Minimum Required for Capital Adequacy Purposes with Capital Conservation Buffer if applicable 352,734 196,870
Minimum Required to Be Well Capitalized $ 331,985 $ 185,289
Tier 1 capital to risk weighted assets, Ratio    
Actual (as a percent) 12.41 13.75
Minimum Required for Capital Adequacy Purposes with Capital Conservation Buffer if applicable (as a percent) 8.50 8.50
Minimum Required to Be Well Capitalized (as a percent) 8.00 8.00
Tier 1 capital to average assets, Amount    
Actual $ 514,992 $ 318,466
Minimum Required for Capital Adequacy Purposes with Capital Conservation Buffer if applicable 215,028 118,609
Minimum Required to Be Well Capitalized $ 268,785 $ 148,262
Tier 1 capital to average assets, Ratio    
Tier 1 capital leverage ratio (as a percent) 9.58 10.74
Minimum Required for Capital Adequacy Purposes with Capital Conservation Buffer if applicable (as a percent) 4.00 4.00
Minimum Required to Be Well Capitalized (as a percent) 5.00 5.00