Income Taxes - Provision for income taxes breakup (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Current:
Federal	$ 111,433	$ 5,940	$ 43,959
State	23,157	7,044	16,512
Total current tax expense	134,590	12,984	60,471
Deferred:
Federal	738	103,875	61,521
State	1,216	20,454	6,744
Total deferred tax (benefit) expense	1,954	124,329	68,265
Provision for income taxes	$ 136,544	$ 137,313	$ 128,736
Federal statutory income tax rate (as a percent)	21.00%	21.00%	21.00%