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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 | Mar. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Gross crude oil and natural gas properties, equipment and other | $ 1,527,998 | $ 1,501,935
Accumulated depreciation, depletion, amortization and impairment | (1,028,045) | (1,006,663)
Net crude oil and natural gas properties, equipment and other | 499,953 | 495,272
Wells and Related Equipment and Facilities [Member] |  |
Gross crude oil and natural gas properties, equipment and other | 1,432,823 | 1,406,888
Construction in Progress [Member] |  |
Gross crude oil and natural gas properties, equipment and other | 0 | 0
Undeveloped Acreage [Member] |  |
Gross crude oil and natural gas properties, equipment and other | 53,999 | 56,251
Other Capitalized Property Plant and Equipment [Member] |  |
Gross crude oil and natural gas properties, equipment and other | $ 41,176 | $ 38,796

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