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v3.23.3

Regulatory Capital (Tables) | 9 Months Ended
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Sep. 30, 2023
Banking and Thrift, Other Disclosure [Abstract] |
Schedule of applicable holding company and bank regulatory capital requirements | The following tables summarize regulatory capital requirements applicable to First Busey Corporation and Busey Bank (dollars in thousands):
| As of September 30, 2023
| Actual |  | Minimum Capital Requirement |  | Minimum To Be Well Capitalized
| Amount |  | Ratio |  | Amount |  | Ratio |  | Amount |  | Ratio
Common equity Tier 1 capital to risk weighted assets |  |  |  |  |  |  |  |  |  |  |
First Busey | $ | 1,144,403 |  |  | 12.52 | % |  | $ | 411,165 |  |  | 4.50 | % |  | $ | 593,905 |  |  | 6.50 | %
Busey Bank | $ | 1,356,565 |  |  | 14.89 | % |  | $ | 409,979 |  |  | 4.50 | % |  | $ | 592,192 |  |  | 6.50 | %
Tier 1 capital to risk weighted assets |  |  |  |  |  |  |  |  |  |  |
First Busey | $ | 1,218,403 |  |  | 13.33 | % |  | $ | 548,220 |  |  | 6.00 | % |  | $ | 730,960 |  |  | 8.00 | %
Busey Bank | $ | 1,356,565 |  |  | 14.89 | % |  | $ | 546,639 |  |  | 6.00 | % |  | $ | 728,852 |  |  | 8.00 | %
Total capital to risk weighted assets |  |  |  |  |  |  |  |  |  |  |
First Busey | $ | 1,527,627 |  |  | 16.72 | % |  | $ | 730,960 |  |  | 8.00 | % |  | $ | 913,700 |  |  | 10.00 | %
Busey Bank | $ | 1,440,789 |  |  | 15.81 | % |  | $ | 728,852 |  |  | 8.00 | % |  | $ | 911,064 |  |  | 10.00 | %
Leverage ratio of Tier 1 capital to average assets |  |  |  |  |  |  |  |  |  |  |
First Busey | $ | 1,218,403 |  |  | 10.08 | % |  | $ | 483,272 |  |  | 4.00 | % |  | N/A |  | N/A
Busey Bank | $ | 1,356,565 |  |  | 11.26 | % |  | $ | 481,856 |  |  | 4.00 | % |  | $ | 602,321 |  |  | 5.00 | %
| As of December 31, 2022
| Actual |  | Minimum Capital Requirement |  | Minimum To Be Well Capitalized
| Amount |  | Ratio |  | Amount |  | Ratio |  | Amount |  | Ratio
Common equity Tier 1 capital to risk weighted assets |  |  |  |  |  |  |  |  |  |  |
First Busey | $ | 1,081,686 |  |  | 11.96 | % |  | $ | 406,980 |  |  | 4.50 | % |  | $ | 587,861 |  |  | 6.50 | %
Busey Bank | $ | 1,306,716 |  |  | 14.49 | % |  | $ | 405,736 |  |  | 4.50 | % |  | $ | 586,063 |  |  | 6.50 | %
Tier 1 capital to risk weighted assets |  |  |  |  |  |  |  |  |  |  |
First Busey | $ | 1,155,686 |  |  | 12.78 | % |  | $ | 542,640 |  |  | 6.00 | % |  | $ | 723,521 |  |  | 8.00 | %
Busey Bank | $ | 1,306,716 |  |  | 14.49 | % |  | $ | 540,981 |  |  | 6.00 | % |  | $ | 721,308 |  |  | 8.00 | %
Total capital to risk weighted assets |  |  |  |  |  |  |  |  |  |  |
First Busey | $ | 1,457,994 |  |  | 16.12 | % |  | $ | 723,521 |  |  | 8.00 | % |  | $ | 904,401 |  |  | 10.00 | %
Busey Bank | $ | 1,384,024 |  |  | 15.35 | % |  | $ | 721,308 |  |  | 8.00 | % |  | $ | 901,635 |  |  | 10.00 | %
Leverage ratio of Tier 1 capital to average assets |  |  |  |  |  |  |  |  |  |  |
First Busey | $ | 1,155,686 |  |  | 9.45 | % |  | $ | 489,124 |  |  | 4.00 | % |  | N/A |  | N/A
Busey Bank | $ | 1,306,716 |  |  | 10.72 | % |  | $ | 487,541 |  |  | 4.00 | % |  | $ | 609,426 |  |  | 5.00 | %

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- Definition Tabular disclosure of the capital amounts and ratios as of the balance sheet date, indicating whether the entity or entities are in compliance with regulatory capital requirements, by entity. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 942 -SubTopic 505 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480696/942-505-50-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 942 -SubTopic 505 -Name Accounting Standards Codification -Section 50 -Paragraph 1B -Publisher FASB -URI https://asc.fasb.org//1943274/2147480696/942-505-50-1B + Details
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