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Fair Value Measurements - Fair value of net derivative instruments (Details) - USD ($) $ in Thousands | Mar. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Assets (at fair value): |  |
Derivative assets - commodity derivatives | $ 16,608 | $ 10,089
Liabilities (at fair value): |  |
Derivative instruments - commodity derivatives | (13) | (431)
Derivative instruments - common stock warrants | (6,624) | (11,902)
Fair Value |  |
Assets (at fair value): |  |
Derivative assets - commodity derivatives | 16,608 | 10,089
Liabilities (at fair value): |  |
Derivative instruments - commodity derivatives | (13) | (431)
Derivative instruments - common stock warrants | (6,624) | (11,902)
Fair Value, Recurring |  |
Assets (at fair value): |  |
Commodity derivatives - current portion - Net of fair value presented in CBS | 16,608 | 10,089
Liabilities (at fair value): |  |
Commodity derivatives - current portion - Net fair value presented in CBS | (13) | (431)
Net derivative instruments | 16,595 | 9,658
Fair Value, Recurring | Fair Value |  |
Assets (at fair value): |  |
Derivative assets - commodity derivatives | 18,941 | 20,197
Commodity derivatives - current portion offset in the Consolidated Balance Sheet | (2,333) | (10,108)
Liabilities (at fair value): |  |
Derivative instruments - commodity derivatives | (2,346) | (10,539)
Commodity derivatives - current portion - Offset in Consolidated Balance Sheet | 2,333 | 10,108
Derivative instruments - common stock warrants | (6,624) | (11,902)
Net derivative instruments | 9,971 | (2,244)
Fair Value, Recurring | Level 1 | Fair Value |  |
Assets (at fair value): |  |
Derivative assets - commodity derivatives | 0 | 0
Liabilities (at fair value): |  |
Derivative instruments - commodity derivatives | 0 | 0
Derivative instruments - common stock warrants | (6,624) | (11,902)
Net derivative instruments | (6,624) | (11,902)
Fair Value, Recurring | Level 2 | Fair Value |  |
Assets (at fair value): |  |
Derivative assets - commodity derivatives | 18,941 | 20,197
Liabilities (at fair value): |  |
Derivative instruments - commodity derivatives | (2,346) | (10,539)
Derivative instruments - common stock warrants | 0 | 0
Net derivative instruments | 16,595 | 9,658
Fair Value, Recurring | Level 3 | Fair Value |  |
Assets (at fair value): |  |
Derivative assets - commodity derivatives | 0 | 0
Liabilities (at fair value): |  |
Derivative instruments - commodity derivatives | 0 | 0
Derivative instruments - common stock warrants | 0 | 0
Net derivative instruments | $ 0 | $ 0

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- Definition Fair value, after effect of master netting arrangement and deduction of obligation to return financial collateral not offset and financial instrument subject to master netting arrangement not offset, of current financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and contract can be net settled by means outside contract or delivery of asset. Excludes derivative not subject to master netting arrangement or similar agreement. + References No definition available. + Details
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- Definition Fair value of current liability associated with 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. + References No definition available. + Details
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- Definition Fair value, after effect of master netting arrangement and deduction of obligation to return financial collateral not offset and financial instrument subject to master netting arrangement not offset, of current financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and contract can be net settled by means outside contract or delivery of asset. Excludes derivative not subject to master netting arrangement or similar agreement. + References No definition available. + Details
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