Note 5 - Oil and Natural Gas Producing Activities (Details Textual) $ in Thousands |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
|
Jun. 30, 2026
USD ($)
|
Jun. 30, 2025
USD ($)
|
Jun. 30, 2026
USD ($)
$ / bbl
$ / MMBTU
|
Jun. 30, 2025
USD ($)
$ / bbl
$ / MMBTU
|
|
| Oil and Gas Property, Ceiling Test, Discount Rate | 10.00% | 10.00% | ||
| Impairment, Oil and Gas, Property with Unproved and Proved Reserves | $ | $ 0 | $ 2,760 | $ 0 | $ 2,760 |
| Crude Oil [Member] | ||||
| Oil and Gas, Average Sale Price Per Unit (in USD per Barrel of Oil) | $ / bbl | 71.9 | 70.48 | ||
| Natural Gas and Natural Gas Liquids (NGL) [Member] | ||||
| Oil and Gas, Average Sale Price Per Unit (in USD per Barrel of Oil) | $ / MMBTU | 3.64 | 2.86 | ||