Note 6 - Supplemental Oil and Gas Information - Schedule of Oil and Gas (Details) - Jul. 31, 2025	USD ($)	MMcf	MMBbls
Future cash inflows	$ 523,015
Oil and Gas, Proved Reserve, Quantity, Volume (Million Barrels of Oil)		166.531	0.641
Future development costs	10,875
Future LOE	273,427
Future net cash flows (undiscounted)	225,431
10% annual discount	151,456
Standardized measure of discounted future net cash flows	$ 156,671

Amount of discount on estimated future accumulated cash inflow, after future accumulated cash outflow for development and production costs and future income tax expense, for proved oil and gas reserves, using discount rate of 10 percent per year.

Amount, after discount, future accumulated cash outflow for development and production costs, and future income tax expense, of estimated future accumulated cash inflow for proved oil and gas reserves.

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+ Details