Note 6 - Fair Value of Financial Instruments - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis (Details) - Fair Value, Recurring [Member]	Jun. 30, 2026 USD ($)
Fair Value, Inputs, Level 1 [Member]
Commodity derivatives - current assets	$ 0
Total	0
Fair Value, Inputs, Level 2 [Member]
Commodity derivatives - current assets	485,212
Total	485,212
Fair Value, Inputs, Level 3 [Member]
Commodity derivatives - current assets	0
Total	$ 0

Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.

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+ Details