Income Taxes - Income Tax (Benefit) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Currently payable tax:
Federal	$ 15,888	$ 18,994	$ 10,207
State	9,241	8,798	7,988
Total currently payable	25,129	27,792	18,195
Deferred tax (benefit):
Federal	616	(1,237)	1,175
State	231	1,256	(1,200)
Total deferred tax	847	19	(25)
Income tax expense	$ 25,976	$ 27,811	$ 18,170