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Goodwill and Other Acquisition-Related Intangible Assets - Narrative (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Amortization of other acquisition-related intangible assets | $ 5,580 | $ 1,122 | $ 11,198 | $ 2,280
Specialty finance |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Increase in goodwill, foreign currency translation |  |  | $ 1,200 |
Specialty finance | Customer list intangibles |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Amortization period in years, other intangible assets | 18 years |  | 18 years |
Community banking | Core deposit intangibles |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Amortization period in years, other intangible assets | 10 years |  | 10 years |
Wealth management | Customer list and other intangibles |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Amortization period in years, other intangible assets | 10 years |  | 10 years |

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