Income Taxes - Provision for Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Income Tax Disclosure [Abstract]
Income taxes currently payable	$ 14,952	$ 21,500	$ 35,412	$ 46,566
Deferred income taxes	2,007	(2,730)	2,924	3,585
Actual tax provision	$ 16,959	$ 18,770	$ 38,336	$ 50,151