Other liabilities (Details) - Non Current Liabilities [Member] - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Schedule of Other Liabilities [Line Items]
Deferred Midstream gathering credits	$ 159,788	$ 168,478
Deferred oil gathering credits	16,080	18,090
Production Tax Liability	131,865	65,592
Operating and Finance Lease Liability, Noncurrent	6,274	10,763
Other Accrued Liabilities	762	1,111
Other Accrued Liabilities, Noncurrent	$ 314,769	$ 264,034