CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Statement of Comprehensive Income [Abstract]
Net income	$ 124,934	$ 120,532	$ 118,557
Other comprehensive income (loss):
Unrealized appreciation (depreciation) of investment securities available-for-sale	51,360	(181,237)	(37,867)
Reclassification adjustment for realized losses included in net income	2,926	184	680
Income tax effect	(12,919)	43,224	8,955
Other comprehensive income (loss), net of tax	41,367	(137,829)	(28,232)
Comprehensive income (loss)	166,301	(17,297)	90,325
Comprehensive (income) loss attributable to noncontrolling interests	(7)	(23)	(23)
Comprehensive income (loss) available to common shareholders	$ 166,294	$ (17,320)	$ 90,302