Note 2 - Acquisitions - Asset Acquisitions (Details) - USD ($) $ in Thousands				12 Months Ended
		Jul. 27, 2022	Jan. 05, 2022	Dec. 31, 2023	Dec. 31, 2022
Debt assumed				$ 7,500	$ 6,547
Suspense accounts assumed				169	1,826
Asset retirement obligations assumed				1,831	13,040
Total liabilities assumed				$ 0	$ 3,152
January 2022 Acquisition [Member]
Cash			$ 1,250
Value of 19,905,736 shares issued			64,694
Purchase price adjustments			487
Transaction costs			1,267
Total consideration paid			67,698
Debt assumed			3,347
Commodity derivative liabilities assumed			3,152
Suspense accounts assumed			1,276
Employee obligations assumed			100
Asset retirement obligations assumed			9,614
Deferred tax liabilities			2,819
Total liabilities assumed			20,308
Total consideration paid and liabilities assumed			88,006
Proved oil and gas properties(1)	[1]		87,672
Vehicles			165
Deposit account			169
Total allocation to acquired assets			$ 88,006
East Texas Acquisition [Member]
Cash		$ 11,875
Purchase price adjustments		(1,048)
Transaction costs		63
Total consideration paid		10,890
Suspense accounts assumed		380
Asset retirement obligations assumed		1,689
Total liabilities assumed		2,069
Total consideration paid and liabilities assumed		12,959
Proved oil and gas properties(1)	[2]	$ 12,959

[1] Included in the above purchase price adjustments is settlement for oil in temporary storage in tank batteries at the leases of $1,286. The Company does not separately account for oil in temporary storage until the oil is sold and title transfers to the purchaser. Consistent with the Company’s accounting policy and reporting of similar transactions this amount was recorded within Evaluated Properties on the Company’s Consolidated Balance Sheet.

[2] Included in the above purchase price adjustments is settlement for oil in temporary storage in tank batteries at the leases of $557. The Company does not separately account for oil in temporary storage until the oil is sold and title transfers to the purchaser. Consistent with the Company’s accounting policy and reporting of similar transactions this amount was recorded within Evaluated Properties on the Company’s Consolidated Balance Sheet.