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Segment Reporting - Narrative (Details) $ in Thousands	12 Months Ended
Segment Reporting - Narrative (Details) $ in Thousands	Dec. 31, 2024 USD ($) Segment banking_center	Jan. 24, 2024 USD ($)	Jan. 01, 2024 USD ($)	Dec. 31, 2023 USD ($)	Jan. 11, 2023 USD ($)	Dec. 31, 2022 USD ($)
Segment Reporting Information [Line Items]
Number of Reportable Segments \| Segment	3
Number of banking centers \| banking_center	196
Provision for credit losses period	3 years
Total Loans and Leases	$ 52,505,168			$ 50,726,052
Deposits	64,753,080			60,784,284
Goodwill	$ 2,868,068			$ 2,631,465		$ 2,514,104
Revision of Prior Period, Reclassification, Adjustment
Segment Reporting Information [Line Items]
Total Loans and Leases			$ 1,500,000
Deposits			2,200,000
Goodwill			$ 77,200
Ametros
Segment Reporting Information [Line Items]
Goodwill		$ 228,185
interLINK
Segment Reporting Information [Line Items]
Goodwill					$ 143,200