Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Statement Of Income And Comprehensive Income [Abstract]
Net income	$ 17,339	$ 17,331
Other comprehensive income:
Unrealized gain (loss) on debt securities, net of tax	4,344	(13,480)
Comprehensive income	$ 21,683	$ 3,851