Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Statement Of Income And Comprehensive Income [Abstract]
Net income (loss)	$ 771	$ 5,932	$ (6,049)	$ 8,384
Net change in unrealized losses on securities :
Unrealized losses	(10,191)	(89)	(17,299)	(169)
Income benefit (tax) effect	2,194	20	3,723	(7)
Total other comprehensive loss, net of tax	(7,997)	(69)	(13,576)	(176)
Total comprehensive (loss) income	$ (7,226)	$ 5,863	$ (19,625)	$ 8,208