XML 72 R50.htm IDEA: XBRL DOCUMENT
v3.25.0.1

Regulatory Matters (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2024
Banking and Thrift, Other Disclosure [Abstract] |
Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations | The actual capital amounts and ratios of the Corporation and its significant subsidiary are presented below. No deductions from capital were made for interest rate risk in 2024 or 2023.
| Actual | For Capital Adequacy Purposes | To Be Well-Capitalized Under Prompt Corrective Action Provisions(a)
($ in thousands) | Amount | Ratio | Amount | Ratio | Amount | Ratio
As of December 31 , 2024 |  |  |  |  |  |  |  |
Associated Banc-Corp |  |  |  |  |  |  |  |
Total capital | $ | 4,282,597 |  | 12.61 | % | $ | 2,716,014 |  | ≥ | 8.00 | % |  |  |
Tier 1 capital | 3,590,948 |  | 10.58 | % | 2,037,010 |  | ≥ | 6.00 | % |  |  |
CET1 | 3,396,836 |  | 10.01 | % | 1,527,758 |  | ≥ | 4.50 | % |  |  |
Leverage | 3,590,948 |  | 8.73 | % | 1,644,627 |  | ≥ | 4.00 | % |  |  |
Associated Bank, N.A. |  |  |  |  |  |  |  |
Total capital | $ | 4,078,042 |  | 12.03 | % | $ | 2,710,815 |  | ≥ | 8.00 | % | $ | 3,388,519 |  | ≥ | 10.00 | %
Tier 1 capital | 3,425,721 |  | 10.11 | % | 2,033,111 |  | ≥ | 6.00 | % | 2,710,815 |  | ≥ | 8.00 | %
CET1 | 3,425,721 |  | 10.11 | % | 1,524,833 |  | ≥ | 4.50 | % | 2,202,537 |  | ≥ | 6.50 | %
Leverage | 3,425,721 |  | 8.34 | % | 1,642,484 |  | ≥ | 4.00 | % | 2,053,105 |  | ≥ | 5.00 | %
As of December 31 , 2023 |  |  |  |  |  |  |  |
Associated Banc-Corp |  |  |  |  |  |  |  |
Total capital | $ | 3,997,205 |  | 12.21 | % | $ | 2,618,596 |  | ≥ | 8.00 | % |  |  |
Tier 1 capital | 3,269,050 |  | 9.99 | % | 1,963,947 |  | ≥ | 6.00 | % |  |  |
CET1 | 3,074,938 |  | 9.39 | % | 1,472,960 |  | ≥ | 4.50 | % |  |  |
Leverage | 3,269,050 |  | 8.06 | % | 1,622,053 |  | ≥ | 4.00 | % |  |  |
Associated Bank, N.A. |  |  |  |  |  |  |  |
Total capital | $ | 3,803,052 |  | 11.64 | % | $ | 2,614,469 |  | ≥ | 8.00 | % | $ | 3,268,086 |  | ≥ | 10.00 | %
Tier 1 capital | 3,167,182 |  | 9.69 | % | 1,960,852 |  | ≥ | 6.00 | % | 2,614,469 |  | ≥ | 8.00 | %
CET1 | 3,167,182 |  | 9.69 | % | 1,470,639 |  | ≥ | 4.50 | % | 2,124,256 |  | ≥ | 6.50 | %
Leverage | 3,167,182 |  | 7.82 | % | 1,620,970 |  | ≥ | 4.00 | % | 2,026,212 |  | ≥ | 5.00 | %
(a) Prompt corrective action provisions are not applicable at the bank holding company level.

X
- References No definition available. + Details
Name: | us-gaap_BankingAndThriftOtherDisclosuresAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- 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/1943274/2147477270/942-505-50-1 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/1943274/2147477270/942-505-50-1B + Details
Name: | us-gaap_ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration