Premises and Equipment, Net - Components of Premises and Equipment, Net (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Property, Plant and Equipment [Line Items]
Premises and equipment, gross	$ 621,255	$ 616,602
Accumulated depreciation and amortization	(270,459)	(235,521)
Total premises and equipment, net	350,796	381,081
Land
Property, Plant and Equipment [Line Items]
Premises and equipment, gross	79,919	80,349
Buildings
Property, Plant and Equipment [Line Items]
Premises and equipment, gross	196,801	197,961
Leasehold improvements
Property, Plant and Equipment [Line Items]
Premises and equipment, gross	170,500	165,878
Furniture and equipment
Property, Plant and Equipment [Line Items]
Premises and equipment, gross	$ 174,035	$ 172,414