Note 17 - Supplemental Oil and Natural Gas Information (Unaudited) - Schedule of Proved Reserves (Details)		12 Months Ended
		Dec. 31, 2024 bbl MMcf	Dec. 31, 2023 bbl MMcf
Oil [Member]
Reserve quantities, beginning of year (Barrel of Oil) | bbl		3,182,861	5,140,090
Revisions of previous estimates (Barrel of Oil) | bbl		(515,318)	(822,786)
Discoveries and extensions (Barrel of Oil) | bbl		0	0
Purchases of minerals in place (Barrel of Oil) | bbl		0	0
Sale of minerals in place (Barrel of Oil) | bbl		(819,071)	(742,798)
Production (Barrel of Oil) | bbl		(256,166)	(391,645)
Reserve quantities, end of year (Barrel of Oil) | bbl		1,592,305	3,182,861
Natural Gas [Member]
Reserve quantities, beginning of year (Barrel of Oil) | MMcf	[1]	10,082,386	16,348,264
Revisions of previous estimates (Barrel of Oil) | MMcf	[1]	(2,546,079)	(3,421,047)
Discoveries and extensions (Barrel of Oil) | MMcf	[1]	0	0
Purchases of minerals in place (Barrel of Oil) | MMcf	[1]	0	0
Sale of minerals in place (Barrel of Oil) | MMcf	[1]	(4,271,067)	(1,448,181)
Production (Barrel of Oil) | MMcf	[1]	(958,325)	(1,396,650)
Reserve quantities, end of year (Barrel of Oil) | MMcf	[1]	2,306,915	10,082,386

[1] Mcf equivalents (Mcfe) consist of natural gas reserves in mcf plus NGLs converted to mcf using a factor of 6 mcf for each barrel of NGL.