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Note 4 - Fair Value Measurements - Assets and Liabilities Measured On Recurring Basis (Details) - USD ($) $ in Thousands | Mar. 31, 2025 | Dec. 31, 2024
--- | --- | ---
Commodity price derivatives – current | $ 5,620 | $ 7,582
Derivative instruments | 8,275 | 5,380
Commodity Contract [Member] |  |
Total recurring fair value measurements, net | 2,655 |
Commodity Contract [Member] | Fair Value, Recurring [Member] |  |
Commodity price derivatives – current | 5,620 | 7,582
Derivative instruments | 8,275 |
Commodity price derivatives – noncurrent |  | 5,380
Total recurring fair value measurements, net | (2,655) | 2,202
Commodity Contract [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Commodity price derivatives – current | 0 | 0
Derivative instruments | 0 |
Commodity price derivatives – noncurrent |  | 0
Total recurring fair value measurements, net | 0 | 0
Commodity Contract [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Commodity price derivatives – current | 5,620 | 7,582
Derivative instruments | 8,275 |
Commodity price derivatives – noncurrent |  | 5,380
Total recurring fair value measurements, net | (2,655) | 2,202
Commodity Contract [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Commodity price derivatives – current | 0 | 0
Derivative instruments | 0 |
Commodity price derivatives – noncurrent |  | 0
Total recurring fair value measurements, net | $ 0 | $ 0

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- Definition 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, expected to be settled within one year or normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 210 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org/1943274/2147483444/210-20-55-10 + Details
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- Definition Fair values as of the balance sheet date of the net amount of all assets and liabilities resulting from contracts that meet the criteria of being accounted for as derivative instruments. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (bbb)(2)(i) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (bbb)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (bbb)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 + Details
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