Premises and Equipment, Net - Schedule (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Property, Plant and Equipment, Net, by Type [Abstract]
Premises and equipment, gross	$ 97,009	$ 176,022
Less: Accumulated depreciation and amortization	(59,149)	(66,032)
Premises and equipment, net	37,860	109,990
Land
Property, Plant and Equipment, Net, by Type [Abstract]
Premises and equipment, gross	6,307	18,307
Buildings and improvements
Property, Plant and Equipment, Net, by Type [Abstract]
Premises and equipment, gross	$ 10,520	81,017
Buildings and improvements | Minimum
Property, Plant and Equipment, Net, by Type [Abstract]
Estimated Useful Lives	10 years
Buildings and improvements | Maximum
Property, Plant and Equipment, Net, by Type [Abstract]
Estimated Useful Lives	30 years
Furniture and equipment
Property, Plant and Equipment, Net, by Type [Abstract]
Premises and equipment, gross	$ 25,825	25,204
Furniture and equipment | Minimum
Property, Plant and Equipment, Net, by Type [Abstract]
Estimated Useful Lives	3 years
Furniture and equipment | Maximum
Property, Plant and Equipment, Net, by Type [Abstract]
Estimated Useful Lives	10 years
Computer equipment and software
Property, Plant and Equipment, Net, by Type [Abstract]
Premises and equipment, gross	$ 27,899	27,053
Estimated Useful Lives	3 years
Leasehold improvements
Property, Plant and Equipment, Net, by Type [Abstract]
Premises and equipment, gross	$ 21,740	21,708
Leasehold improvements | Minimum
Property, Plant and Equipment, Net, by Type [Abstract]
Estimated Useful Lives	5 years
Leasehold improvements | Maximum
Property, Plant and Equipment, Net, by Type [Abstract]
Estimated Useful Lives	10 years
Work in progress
Property, Plant and Equipment, Net, by Type [Abstract]
Premises and equipment, gross	$ 4,718	$ 2,733