Premises Equipment and Software - Narrative (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Property, Plant and Equipment [Line Items]
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	Premises, equipment and software, net	Premises, equipment and software, net
Finance lease, right-of-use asset	$ 1,400	$ 2,200
Depreciation and amortization expense	42,100	50,500	$ 51,600
Premises and equipment transferred to other assets held for sale	$ 24,163	33,379	$ 7,014
Real Estate Assets
Property, Plant and Equipment [Line Items]
Premises and equipment transferred to other assets held for sale		$ 17,600