Condensed Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Statement of Comprehensive Income [Abstract]
Net income	$ 17,543	$ 17,297	$ 45,324	$ 48,265
Securities available for sale
Unrealized losses arising during period	(15,355)	(16,320)	(1,592)	(99,678)
Net unrealized loss at time of transfer on securities available for sale transferred to held to maturity	0	0	0	(26,479)
Accretion of net unrealized losses on securities transferred to held to maturity	881	1,079	2,667	2,407
Reclassification adjustments for losses included in earnings	0	0	222	275
Unrealized gains (losses) recognized in other comprehensive income (loss) on securities available for sale	(14,474)	(15,241)	1,297	(123,475)
Income tax expense (benefit)	(3,040)	(3,199)	272	(25,929)
Unrealized gains (losses) recognized in other comprehensive income (loss) on securities available for sale, net of tax	(11,434)	(12,042)	1,025	(97,546)
Derivative instruments
Unrealized losses arising during period	(527)	0	(940)	0
Reclassification adjustment for expense recognized in earnings	72	0	224	0
Unrealized losses recognized in other comprehensive income (loss) on derivative instruments	(455)	0	(716)	0
Income tax benefit	(95)	0	(150)	0
Unrealized losses recognized in other comprehensive income (loss) on derivative instruments, net of tax	(360)	0	(566)	0
Net current period other comprehensive income (loss)	(11,794)	(12,042)	459	(97,546)
Comprehensive income (loss)	$ 5,749	$ 5,255	$ 45,783	$ (49,281)