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Contingencies (Tables) | 6 Months Ended
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Jun. 30, 2025
Commitments and Contingencies Disclosure [Abstract] |
Summary of Changes in ACL on Off-Balance Sheet Credit Exposures | Changes in the ACL on off-balance sheet credit exposures were as follows for the periods presented ($ in thousands):
|  | Three Months Ended June 30, |  |  | Six Months Ended June 30, |
|  | 2025 |  |  | 2024 |  |  | 2025 |  |  | 2024 |
Balance at beginning of period |  | $ | 26,561 |  |  | $ | 33,865 |  |  | $ | 29,392 |  |  | $ | 34,057 |
PCL, off-balance sheet credit exposures |  |  | (670 | ) |  |  | (3,600 | ) |  |  | (3,501 | ) |  |  | (3,792 | )
Balance at end of period |  | $ | 25,891 |  |  | $ | 30,265 |  |  | $ | 25,891 |  |  | $ | 30,265 |

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