XML 88 R79.htm IDEA: XBRL DOCUMENT v3.23.3
Regulatory Capital (Regulatory Capital Ratios) (Details)
$ in Thousands
Sep. 30, 2023
USD ($)
Dec. 31, 2022
USD ($)
Compliance with Regulatory Capital Requirements under Banking Regulations    
Total capital $ 365,058 $ 323,893
Total capital to risk-weighted assets 0.1120 0.1126
Total capital, Minimum Required for Capital Adequacy Purposes $ 260,796 $ 230,180
Total capital to risk-weighted assets, Minimum Required for Capital Adequacy Purposes 0.0800 0.0800
Capital Required for Capital Adequacy Plus Capital Conservation Buffer $ 342,295 $ 302,111
Capital Required for Capital Adequacy Plus Conservation Buffer to Risk Weighted Assets 10.50% 10.50%
Tier 1 capital $ 284,974 $ 264,843
Tier 1 capital to risk-weighted assets 0.0874 0.0920
Tier 1 capital, Minimum Required for Capital Adequacy Purposes $ 195,597 $ 172,635
Tier 1 capital to risk-weighted assets, Minimum Required for Capital Adequacy Purposes 0.0600 0.0600
Tier One Risk Based Capital Required for Capital Adequacy Plus Capital Conservation Buffer $ 277,096 $ 244,566
Tier One Risk Based Capital Required for Capital Adequacy Plus Conservation Buffer to Risk Weighted Assets 8.50% 8.50%
Common equity tier 1 capital $ 272,982 $ 252,851
Common equity tier 1 capital to risk-weighted assets 8.37% 8.79%
Common equity tier 1 capital, Minimum Required for Capital Adequacy Purposes $ 146,698 $ 129,476
Common equity tier 1 capital to risk-weighted assets, Minimum Required for Capital Adequacy Purposes 4.50% 4.50%
Common Equity Tier One Capital Required for Capital Adequacy Plus Capital Conservation Buffer $ 228,197 $ 201,407
Common Equity Tier One Capital Required for Capital Adequacy Plus Conservation Buffer to Risk Weighted Assets 7.00% 7.00%
Tier 1 leverage capital $ 284,974 $ 264,843
Tier 1 leverage capital to average assets 0.0865 0.0917
Tier 1 leverage capital, Minimum Required for Capital Adequacy Purposes $ 131,840 $ 115,464
Tier 1 leverage capital to average assets, Minimum Required for Capital Adequacy Purposes 0.0400 0.0400
Tier One Leverage Capital Required for Capital Adequacy Plus Capital Conservation Buffer $ 131,840 $ 115,464
Tier One Leverage Capital Required for Capital Adequacy Plus Conservation Buffer to Risk Weighted Assets 4.00% 4.00%
First Business Bank    
Compliance with Regulatory Capital Requirements under Banking Regulations    
Total capital $ 365,705 $ 323,021
Total capital to risk-weighted assets 0.1122 0.1122
Total capital, Minimum Required for Capital Adequacy Purposes $ 260,850 $ 230,367
Total capital to risk-weighted assets, Minimum Required for Capital Adequacy Purposes 0.0800 0.0800
Capital Required for Capital Adequacy Plus Capital Conservation Buffer $ 342,366 $ 302,357
Capital Required for Capital Adequacy Plus Conservation Buffer to Risk Weighted Assets 10.50% 10.50%
Total capital, Minimum Required to be Well Capitalized Under Prompt Corrective Action Requirements $ 326,063 $ 287,959
Total capital to risk-weighted assets, Minimum Required to be Well Capitalized Under Prompt Corrective Action Requirements 0.1000 0.1000
Tier 1 capital $ 335,012 $ 298,312
Tier 1 capital to risk-weighted assets 0.1027 0.1036
Tier 1 capital, Minimum Required for Capital Adequacy Purposes $ 195,638 $ 172,775
Tier 1 capital to risk-weighted assets, Minimum Required for Capital Adequacy Purposes 0.0600 0.0600
Tier One Risk Based Capital Required for Capital Adequacy Plus Capital Conservation Buffer $ 277,154 $ 244,765
Tier One Risk Based Capital Required for Capital Adequacy Plus Conservation Buffer to Risk Weighted Assets 8.50% 8.50%
Tier 1 capital, Minimum Required to be Well Capitalized Under Prompt Corrective Action Requirements $ 260,850 $ 230,367
Tier 1 capital to risk weighted assets, Minimum Required to be Well Capitalized Under Prompt Corrective Action Requirements 0.0800 0.0800
Common equity tier 1 capital $ 335,012 $ 298,312
Common equity tier 1 capital to risk-weighted assets 10.27% 10.36%
Common equity tier 1 capital, Minimum Required for Capital Adequacy Purposes $ 146,728 $ 129,581
Common equity tier 1 capital to risk-weighted assets, Minimum Required for Capital Adequacy Purposes 4.50% 4.50%
Common Equity Tier One Capital Required for Capital Adequacy Plus Capital Conservation Buffer $ 228,244 $ 201,571
Common Equity Tier One Capital Required for Capital Adequacy Plus Conservation Buffer to Risk Weighted Assets 7.00% 7.00%
Common equity tier 1 capital, Minimum Required to Be Well Capitalized Under Prompt Corrective Action Requirements $ 211,941 $ 187,173
Common equity tier 1 capital to risk-weighted assets, Minimum Required to Be Well Capitalized Under Prompt Corrective Action Requirements 6.50% 6.50%
Tier 1 leverage capital $ 335,012 $ 298,312
Tier 1 leverage capital to average assets 0.1016 0.1034
Tier 1 leverage capital, Minimum Required for Capital Adequacy Purposes $ 131,845 $ 115,402
Tier 1 leverage capital to average assets, Minimum Required for Capital Adequacy Purposes 0.0400 0.0400
Tier One Leverage Capital Required for Capital Adequacy Plus Capital Conservation Buffer $ 131,845 $ 115,402
Tier One Leverage Capital Required for Capital Adequacy Plus Conservation Buffer to Risk Weighted Assets 4.00% 4.00%
Tier 1 leverage capital, Minimum Required to be Well Capitalized Under Prompt Corrective Action Requirements $ 164,807 $ 144,252
Tier 1 leverage capital to average assets, Minimum Required to be Well Capitalized Under Prompt Corrective Action Requirements 0.0500 0.0500