Income Taxes - Provision for Income Tax Expense (Benefit) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Current:
Federal	$ 9,005	$ 5,146	$ 1,070
Total	9,005	5,146	1,070
Deferred:
Federal	12,120	6,321	5,903
State	3,857	2,203	2,474
Total	15,977	8,524	8,377
Total income tax expense	$ 24,982	$ 13,670	$ 9,447