Premises and Equipment - Summary of Premises and Equipment (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2022 USD ($) holding	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)
Property, Plant and Equipment [Abstract]
Land	$ 73,916	$ 9,436
Buildings and improvements	106,180	67,501
Leasehold improvements	84,477	65,606
Furniture, fixtures, and equipment	71,542	64,890
Data processing equipment and software	128,153	105,516
Property and equipment	464,268	312,949
Less: Accumulated depreciation and amortization	(225,152)	(228,318)
Premises and equipment, net	239,116	84,631
ROU lease assets, net	191,068	119,926
Property and equipment, net	430,184	204,557
Depreciation and amortization	$ 41,700	$ 31,400	$ 32,500
Number of locations closed | holding	14
Reduction in real estate	45.00%
Write-down of real estate	$ 1,800
Loss on disposal of property and equipment	$ 6,300