Note 19 - Supplemental Oil and Gas Disclosures - Schedule of Depreciation, Depletion, Amortization and Accretion Expense (Details) - USD ($) |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2020 |
Dec. 31, 2019 |
Dec. 31, 2018 |
|
| Depreciation, depletion, amortization and accretion per Boe | $ 7.82 | $ 10.01 | $ 11.24 |
| X | ||||||||||
- Definition Represents depreciation depletion amortization and accretion per Barrel of oil equivalent (Boe). No definition available.
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