Quarterly report pursuant to Section 13 or 15(d)

Note 7 - Crude Oil and Natural Gas Properties and Equipment - Schedule of Crude Oil and Natural Gas Properties and Equipment (Details)

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Note 7 - Crude Oil and Natural Gas Properties and Equipment - Schedule of Crude Oil and Natural Gas Properties and Equipment (Details) - USD ($)
$ in Thousands
Jun. 30, 2022
Dec. 31, 2021
Gross crude oil and natural gas properties, equipment and other $ 618,712 $ 549,484
Accumulated depreciation, depletion, amortization and impairment (466,994) (455,160)
Net crude oil and natural gas properties, equipment and other 151,718 94,324
Wells and Related Equipment and Facilities [Member]    
Gross crude oil and natural gas properties, equipment and other 528,328 488,756
Construction in Progress [Member]    
Gross crude oil and natural gas properties, equipment and other 42,954 13,515
Undeveloped Acreage [Member]    
Gross crude oil and natural gas properties, equipment and other 23,735 23,735
Other Capitalized Property Plant and Equipment [Member]    
Gross crude oil and natural gas properties, equipment and other $ 23,695 $ 23,478