v3.26.3
Regulatory & Capital Matters - Capital Levels and Industry Defined Regulatory Minimums (Details)
$ in Thousands
Sep. 30, 2026
USD ($)
Dec. 31, 2025
USD ($)
Common equity tier 1 capital to risk weighted assets    
Actual $ 775,387 $ 774,990
Minimum Required for Capital Adequacy Purposes with Capital Conservation Buffer if applicable $ 413,382 $ 417,624
Common equity tier 1 capital to risk weighted assets, Ratio    
Actual (as a percent) 13.13% 12.99%
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 $ 888,314 $ 922,259
Minimum Capital Adequacy with Capital Conservation Buffer, if applicable $ 619,754 $ 626,373
Total capital to risk weighted assets, Ratio    
Actual (as a percent) 0.1505 0.1546
Minimum Capital Adequacy with Capital Conservation Buffer, if applicable (as a percent) 0.105 0.105
Tier 1 capital to risk weighted assets, Amount    
Actual $ 800,387 $ 799,990
Minimum Required for Capital Adequacy Purposes with Capital Conservation Buffer if applicable $ 501,718 $ 507,078
Tier 1 capital to risk weighted assets, Ratio    
Actual (as a percent) 0.1356 0.1341
Minimum Required for Capital Adequacy Purposes with Capital Conservation Buffer if applicable (as a percent) 0.085 0.085
Tier 1 capital to average assets, Amount    
Actual $ 800,387 $ 799,990
Minimum Capital Adequacy with Capital Conservation Buffer, if applicable $ 267,018 $ 273,501
Tier 1 capital to average assets, Ratio    
Actual (as a percent) 0.1199 0.117
Minimum Capital Adequacy with Capital Conservation Buffer, if applicable (as a percent) 0.04 0.04
Subsidiaries    
Common equity tier 1 capital to risk weighted assets    
Actual $ 804,176 $ 785,569
Minimum Required for Capital Adequacy Purposes with Capital Conservation Buffer if applicable 413,003 417,539
Minimum Required to Be Well Capitalized $ 383,503 $ 387,714
Common equity tier 1 capital to risk weighted assets, Ratio    
Actual (as a percent) 13.63% 13.17%
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 $ 862,103 $ 847,838
Minimum Capital Adequacy with Capital Conservation Buffer, if applicable 619,581 626,041
Well Capitalized Under Prompt Corrective Action Provisions $ 590,077 $ 596,229
Total capital to risk weighted assets, Ratio    
Actual (as a percent) 0.1461 0.1422
Minimum Capital Adequacy with Capital Conservation Buffer, if applicable (as a percent) 0.105 0.105
Well Capitalized Under Prompt Corrective Action Provisions (as a percent) 0.10 0.10
Tier 1 capital to risk weighted assets, Amount    
Actual $ 804,176 $ 785,569
Minimum Required for Capital Adequacy Purposes with Capital Conservation Buffer if applicable 501,504 507,011
Well Capitalized Under Prompt Corrective Action Provisions $ 472,004 $ 477,187
Tier 1 capital to risk weighted assets, Ratio    
Actual (as a percent) 0.1363 0.1317
Minimum Required for Capital Adequacy Purposes with Capital Conservation Buffer if applicable (as a percent) 0.085 0.085
Well Capitalized Under Prompt Corrective Action Provisions (as a percent) 0.08 0.08
Tier 1 capital to average assets, Amount    
Actual $ 804,176 $ 785,569
Minimum Capital Adequacy with Capital Conservation Buffer, if applicable 266,946 273,479
Well Capitalized Under Prompt Corrective Action Provisions $ 333,683 $ 341,849
Tier 1 capital to average assets, Ratio    
Actual (as a percent) 0.1205 0.1149
Minimum Capital Adequacy with Capital Conservation Buffer, if applicable (as a percent) 0.04 0.04
Well Capitalized Under Prompt Corrective Action Provisions (as a percent) 0.05 0.05