Accrued Liabilities (Accrued Liabilities) (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Accrued Liabilities [Abstract]
Employee costs	$ 3,886	$ 5,905
Lease operating expenses	3,463	3,383
Capital expenditures	628	6,359
Taxes	1,488	1,035
Interest payable	40	40
Other	1,068	1,994
Total accrued liabilities	$ 10,573	$ 18,716