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Note 7 - Commodity Derivatives - Schedule of Derivative Gains and Losses (Details) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended		9 Months Ended
	Jan. 31, 2022	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Total derivative settlement losses		$ (148)	$ (1,612)	$ (642)	$ (6,099)
Derivative, Gain (Loss) on Derivative, Net	$ 3,100	(504)	4,025	704	(4,944)
Oil Contracts [Member]
Total derivative settlement losses		(148)	(1,291)	(614)	(5,428)
Derivative, Gain (Loss) on Derivative, Net		(504)	4,338	644	(4,026)
Gas Contracts [Member]
Total derivative settlement losses		0	(321)	(28)	(671)
Derivative, Gain (Loss) on Derivative, Net		$ 0	$ (313)	$ 60	$ (918)

X

- Definition

Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4A
-Subparagraph (b)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480434/815-10-50-4A

+ Details

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X

- Definition

Represents the amount of gain (loss) on derivative settlements.

+ References

No definition available.

+ Details

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X

- Details

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- Details

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