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Regulatory Capital Requirements (Tables) | 9 Months Ended
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Sep. 30, 2025
Regulatory Capital Requirements under Banking Regulations [Abstract] |
Summary of Compliance with Regulatory Capital Requirements under Banking Regulations | The following table presents the capital amounts and ratios for the Company and the Bank as of September 30, 2025 and December 31, 2024.
|  | September 30, 2025 |  | December 31, 2024
|  | Amount |  | Regulatory Minimum Ratio + Capital Conservation Buffer |  | To Be Well-Capitalized Under Prompt Corrective Action Regulation(1) |  | Amount
($ in thousands) |  |  |  |
The Company Amounts |  |  |  |  |  |  |  |
Common Equity Tier 1 Capital |  | $ | 496,709 |  |  | $ | 340,707 |  |  | N/A |  | $ | 458,258 |
Tier 1 Capital |  | 526,794 |  |  | 413,715 |  |  | N/A |  | 488,105 |
Total Capital |  | 627,055 |  |  | 511,060 |  |  | N/A |  | 591,228 |
Risk-Weighted Assets |  | 4,867,237 |  |  | 237,716 |  |  | N/A |  | 4,852,564 |
The Company Ratios |  |  |  |  |  |  |  |
Common Equity Tier 1 Capital to Risk-Weighted Assets (“RWA”) |  | 10.21 | % |  | 7.00 | % |  | N/A |  | 9.44 | %
Tier 1 Capital to RWA |  | 10.82 |  |  | 8.50 |  |  | N/A |  | 10.06 |
Total Capital to RWA |  | 12.88 |  |  | 10.50 |  |  | N/A |  | 12.18 |
Tier 1 Capital to Average Assets (Leverage)(2) |  | 8.86 |  |  | 4.00 |  |  | N/A |  | 8.02 |
The Bank Amounts |  |  |  |  |  |  |  |
Common Equity Tier 1 Capital |  | $ | 559,212 |  |  | $ | 340,541 |  |  | $ | 316,217 |  |  | $ | 521,453 |
Tier 1 Capital |  | 559,212 |  |  | 413,514 |  |  | 389,190 |  |  | 521,453 |
Total Capital |  | 620,034 |  |  | 510,811 |  |  | 486,487 |  |  | 580,706 |
Risk-Weighted Assets |  | 4,864,871 |  |  | 237,596 |  |  | 296,995 |  |  | 4,851,903 |
The Bank Ratios |  |  |  |  |  |  |  |
Common Equity Tier 1 Capital to RWA |  | 11.49 | % |  | 7.00 | % |  | 6.50 | % |  | 10.75 | %
Tier 1 Capital to RWA |  | 11.49 |  |  | 8.50 |  |  | 8.00 |  |  | 10.75 |
Total Capital to RWA |  | 12.75 |  |  | 10.50 |  |  | 10.00 |  |  | 11.97 |
Tier 1 Capital to Average Assets (Leverage)(2) |  | 9.41 |  |  | 4.00 |  |  | 5.00 |  |  | 8.58 |
____________________________________ (1)Applies to the Bank only. (2)Tier 1 Capital to Average Assets (Leverage) has no capital conservation buffer defined. The PCA well-capitalized threshold is defined as 5.00%.

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- Definition Regulatory Capital Requirements under Banking Regulations + References No definition available. + Details
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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/1943274/2147477270/942-505-50-1 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
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