Parent Company only Condensed Financial Information - Statements of Income (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Condensed statements of income
Interest expense	$ (51,074)	$ (8,948)	$ (7,131)
Income tax benefit	(25,976)	(27,811)	(18,170)
Net income	64,443	66,555	47,700
Parent Company
Condensed statements of income
Dividend from subsidiary bank	32,000	32,000	32,000
Interest expense	(2,152)	(2,179)	(2,314)
Other expenses	(3,771)	(3,675)	(3,929)
Income before income taxes and equity in net income of subsidiary bank	26,077	26,146	25,757
Equity in undistributed net income of subsidiary bank	36,648	38,702	20,127
Income tax benefit	1,718	1,707	1,816
Net income	$ 64,443	$ 66,555	$ 47,700