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Goodwill and Other Acquisition-Related Intangible Assets - Schedule of Amortization of Finite-Lived Acquisition-Related Intangible Assets (Details) - USD ($) $ in Thousands | Mar. 31, 2025 | Dec. 31, 2024 | Mar. 31, 2024
--- | --- | --- | ---
Intangibles with finite lives |  |  |
Accumulated amortization | $ (84,423) | $ (78,805) | $ (67,868)
Intangibles with indefinite lives |  |  |
Gross carrying amount | 200,495 | 200,495 | 89,598
Total other acquisition-related intangible assets, net | 116,072 | 121,690 | 21,730
Community banking |  |  |
Intangibles with indefinite lives |  |  |
Total other acquisition-related intangible assets, net | 109,862 | 115,122 | 14,107
Community banking | Trademark |  |  |
Intangibles with indefinite lives |  |  |
Carrying amount | 13,800 | 13,800 | 5,800
Community banking | Core deposit intangibles |  |  |
Intangibles with finite lives |  |  |
Gross carrying amount | 158,106 | 158,106 | 55,206
Accumulated amortization | (62,044) | (56,784) | (46,899)
Net carrying amount | 96,062 | 101,322 | 8,307
Specialty finance | Customer list intangibles |  |  |
Intangibles with finite lives |  |  |
Gross carrying amount | 1,959 | 1,959 | 1,962
Accumulated amortization | (1,901) | (1,881) | (1,849)
Net carrying amount | 58 | 78 | 113
Wealth management | Customer list and other intangibles |  |  |
Intangibles with finite lives |  |  |
Gross carrying amount | 26,630 | 26,630 | 26,630
Accumulated amortization | (20,478) | (20,140) | (19,120)
Net carrying amount | $ 6,152 | $ 6,490 | $ 7,510

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