Income Taxes - Deferred Tax Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Income Tax Disclosure [Abstract]
Lease liability	$ 34,935	$ 0
Provision for loan losses	15,669	25,548
Deferred compensation expense	4,258	2,509
Interest income on nonaccrual loans	1,153	1,317
Dividend income	408	803
Stock-based compensation expense	865	583
Goodwill amortization	(4,707)	(4,603)
Depreciation and amortization	(2,892)	(5,166)
Net unrealized gains in other comprehensive (loss) income	(4,833)	(10,246)
Right-of-use asset	(34,491)	0
Other	936	946
Net deferred tax assets	$ 11,301	$ 11,691