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Regulatory Capital (Details) $ in Thousands | Sep. 30, 2021 USD ($) | Dec. 31, 2020 USD ($)
--- | --- | ---
Total Capital (to Risk Weighted Assets), Amount |  |
Actual, Amount | $ 1,313,989 | $ 1,245,997
Minimum Capital Requirement, Amount | 660,850 | 585,015
Minimum To Be Well Capitalized, Amount | $ 826,062 | $ 731,269
Total Capital (to Risk Weighted Assets), Ratio |  |
Actual, Ratio (as a percent) | 15.91 | 17.04
Minimum Capital Requirement, Ratio (as a percent) | 8.00 | 8.00
Minimum To Be Well Capitalized, Ratio (as a percent) | 10.00 | 10.00
Tier 1 Capital (to Risk Weighted Assets), Amount |  |
Actual, Amount | $ 1,060,756 | $ 983,033
Minimum Capital Requirement, Amount | 495,637 | 438,761
Minimum To Be Well Capitalized, Amount | $ 660,850 | $ 585,015
Tier 1 Capital (to Risk Weighted Assets), Ratio |  |
Actual, Ratio (as a percent) | 12.84 | 13.44
Minimum Capital Requirement, Ratio (as a percent) | 6.00 | 6.00
Minimum To Be Well Capitalized, Ratio (as a percent) | 8.00 | 8.00
Common Equity Tier 1 Capital (to Risk Weighted Assets), Amount |  |
Actual, Amount | $ 986,756 | $ 909,033
Minimum Capital Requirement, Amount | 371,728 | 329,071
Minimum To Be Well Capitalized, Amount | $ 536,940 | $ 475,325
Common Equity Tier 1 Capital (to Risk Weighted Assets), Ratio |  |
Actual, Ratio (as a percent) | 11.95% | 12.43%
Minimum Capital Requirement, Ratio (as a percent) | 4.50% | 4.50%
Minimum To Be Well Capitalized, Ratio (as a percent) | 6.50% | 6.50%
Tier 1 Capital (to Average Assets), Amount |  |
Actual, Amount | $ 1,060,756 | $ 983,033
Minimum Capital Requirement, Amount | $ 493,201 | $ 401,717
Tier 1 Capital (to Average Assets), Ratio |  |
Actual, Ratio (as a percent) | 8.60 | 9.79
Minimum Capital Requirement, Ratio (as a percent) | 4.00 | 4.00
Busey Bank |  |
Total Capital (to Risk Weighted Assets), Amount |  |
Actual, Amount | $ 1,306,293 | $ 1,131,875
Minimum Capital Requirement, Amount | 658,612 | 584,082
Minimum To Be Well Capitalized, Amount | $ 823,265 | $ 730,103
Total Capital (to Risk Weighted Assets), Ratio |  |
Actual, Ratio (as a percent) | 15.87 | 15.50
Minimum Capital Requirement, Ratio (as a percent) | 8.00 | 8.00
Minimum To Be Well Capitalized, Ratio (as a percent) | 10.00 | 10.00
Tier 1 Capital (to Risk Weighted Assets), Amount |  |
Actual, Amount | $ 1,238,060 | $ 1,053,910
Minimum Capital Requirement, Amount | 493,959 | 438,062
Minimum To Be Well Capitalized, Amount | $ 658,612 | $ 584,082
Tier 1 Capital (to Risk Weighted Assets), Ratio |  |
Actual, Ratio (as a percent) | 15.04 | 14.44
Minimum Capital Requirement, Ratio (as a percent) | 6.00 | 6.00
Minimum To Be Well Capitalized, Ratio (as a percent) | 8.00 | 8.00
Common Equity Tier 1 Capital (to Risk Weighted Assets), Amount |  |
Actual, Amount | $ 1,238,060 | $ 1,053,910
Minimum Capital Requirement, Amount | 370,469 | 328,546
Minimum To Be Well Capitalized, Amount | $ 535,123 | $ 474,567
Common Equity Tier 1 Capital (to Risk Weighted Assets), Ratio |  |
Actual, Ratio (as a percent) | 15.04% | 14.44%
Minimum Capital Requirement, Ratio (as a percent) | 4.50% | 4.50%
Minimum To Be Well Capitalized, Ratio (as a percent) | 6.50% | 6.50%
Tier 1 Capital (to Average Assets), Amount |  |
Actual, Amount | $ 1,238,060 | $ 1,053,910
Minimum Capital Requirement, Amount | 492,170 | 400,581
Minimum To Be Well Capitalized, Amount | $ 615,212 | $ 500,727
Tier 1 Capital (to Average Assets), Ratio |  |
Actual, Ratio (as a percent) | 10.06 | 10.52
Minimum Capital Requirement, Ratio (as a percent) | 4.00 | 4.00
Minimum To Be Well Capitalized, Ratio (as a percent) | 5.00 | 5.00

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