Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Statement of Comprehensive Income [Abstract]
Net income available to common shareholders	$ 32,733	$ 22,683	$ 57,074	$ 44,025
Available-for-Sale Securities
Unrealized (losses) gains on available-for-sale securities arising during the period	(18,492)	(51,806)	2,140	(129,608)
Reclassification adjustment for gains	0	0	(773)	0
Other comprehensive (loss) income before income taxes	(18,492)	(51,806)	1,367	(129,608)
Tax effect	4,433	12,537	(327)	31,365
Other comprehensive (loss) income, net of tax	(14,059)	(39,269)	1,040	(98,243)
Comprehensive Income (Loss), Net of Tax	$ 18,674	$ (16,586)	$ 58,114	$ (54,218)