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v3.25.1

Junior Subordinated Debt - Additional Information (Detail) - VRB Subordinated - 5% - Subordinated debt | 12 Months Ended |
--- | --- | ---
Dec. 31, 2024 | Mar. 31, 2025
Class of Stock [Line Items] |  |
Interest rate | 5.00% | 5.00%
Current Coupon Rate |  | 5.00%
Basis spread on variable rate | 4.90% |

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