Parent Company Only Condensed Financial Statements - Statements of Financial Operations (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
INCOME
Other noninterest income	$ 5,772	$ 2,997	$ 4,259
EXPENSES
Interest expense	12,539	24,252	48,529
Other non-interest expense	10,047	12,268	10,520
Benefit for income taxes	31,427	14,200	20,293
NET INCOME	92,785	37,467	57,002
Company
INCOME
Dividends from subsidiary	24,000	7,500	13,500
Change in fair value of equity securities, net	110	0	0
Other noninterest income	(0)	(112)	0
Total income	24,110	7,388	13,500
EXPENSES
Interest expense	6,412	4,341	2,984
Other non-interest expense	1,814	1,453	1,768
Total expenses	8,226	5,794	4,752
Income before provision for income taxes and equity in undistributed income of subsidiary	15,884	1,594	(8,748)
Benefit for income taxes	(2,022)	(1,645)	(1,323)
Income before equity in undistributed income of subsidiary	17,906	3,239	(10,071)
Equity in undistributed income of subsidiary	74,879	34,228	46,931
NET INCOME	$ 92,785	$ 37,467	$ 57,002