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Derivatives - Marketing Derivatives (Details) | 3 Months Ended | 12 Months Ended
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Mar. 31, 2022 $ / bbl | Mar. 31, 2022 $ / MillionCubicFeet | Mar. 31, 2022 MMBbls | Mar. 31, 2022 Bcf | Dec. 31, 2021 $ / bbl | Dec. 31, 2021 $ / MillionCubicFeet | Dec. 31, 2021 MMBbls | Dec. 31, 2021 Bcf
Marketing Derivatives | Not Designated as Hedging Instruments |  |  |  |  |  |  |  |
Outstanding commodity derivatives contracts not designated as hedging instruments |  |  |  |  |  |  |  |
Weighted average sales price (dollars per barrel) | 96.63 | 5.15 |  |  | 74.85 | 4.61 |  |
Oil commodity contracts | Short position |  |  |  |  |  |  |  |
Outstanding commodity derivatives contracts not designated as hedging instruments |  |  |  |  |  |  |  |
Outstanding net volumes on derivatives not designated as hedges (mmbls/bcf) | MMBbls |  |  | (23) |  |  |  | (28) |
Natural gas commodity contracts | Short position |  |  |  |  |  |  |  |
Outstanding commodity derivatives contracts not designated as hedging instruments |  |  |  |  |  |  |  |
Outstanding net volumes on derivatives not designated as hedges (mmbls/bcf) | Bcf |  |  |  | (111) |  |  |  | (136)

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- Definition Sales price per unit of oil and gas produced. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1204 -Paragraph (b) -Subparagraph (1) + Details
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