Supplemental Cash Flow Information (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Supplemental Cash Flow Elements [Abstract]
Cash paid for interest	$ 1,656	$ 250
Cash paid for federal and state income taxes	2,467	1,313
Cash refund for net operating loss (NOL) carryback under CARES Act	0	6,907
Non-cash transactions:
Change in accounts payable related to property and equipment additions	52	0
Property and equipment acquired under finance leases	$ 13,917	$ 1,888