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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

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