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Note 9 - Shareholders' Equity (Details Textual) - USD ($) $ / shares in Units, $ in Thousands				3 Months Ended
	Jan. 27, 2025	Jan. 23, 2025	Jan. 22, 2025	Mar. 31, 2025	Mar. 31, 2024	Jan. 29, 2025
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period (in shares)				0	0
Proceeds from Issuance of Common Stock				$ 11,877	$ 0
Stock Repurchased During Period, Shares (in shares)				126,000	318,000
Stock Repurchased During Period, Value				$ 234	$ 337
Share Repurchase Program, Weighted Average Price Per Share (in dollars per share)				$ 1.865	$ 1.059
Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period (Year)				10 years
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross (in shares)				0	0
Stock Repurchase Program, Authorized Amount						$ 5,000
Share-Based Payment Arrangement, Option [Member]
Share-Based Payment Arrangement, Expense				$ 0	$ 0
Restricted Stock [Member]
Share-Based Payment Arrangement, Expense				500	$ 200
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount				$ 2,400
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)				2 years
Banner Oil & Gas, LLC [Member]
Stock Repurchased During Period, Shares (in shares)	534,020
Woodford Petroleum, LLC [Member]
Stock Repurchased During Period, Shares (in shares)	41,229
Sage Road Energy II, LP [Member]
Stock Repurchased During Period, Shares (in shares)	60,151
Related Party [Member]
Stock Repurchased During Period, Value	$ 1,574
Share Repurchase Program, Weighted Average Price Per Share (in dollars per share)	$ 2.48
Sage Road Capital, LLC [Member]
Payments to Acquire Investments		$ 1,574
Underwriting Agreement [Member]
Stock Issued During Period, Shares, New Issues (in shares)		4,871,400	4,871,400
Shares Issued, Price Per Share (in dollars per share)			$ 2.65
Proceeds from Issuance of Common Stock		$ 11,900
Equity Offering, Commission, Percentage of Closing Sales Price	8.20%
Over-Allotment Option [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period (in shares)		635,400

X

- Definition

Amount authorized for purchase of share under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership.

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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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The cash outflow associated with the purchase of all investments (debt, security, other) during the period.

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