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Oil and Gas Exploration and Production Industries Disclosures, Average Sales Price (Details) - $ / bbl | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Average Sales Price and Production Costs Per Unit of Production [Line Items] |  |  |  |
Production costs per barrel of oil equivalent |  | 3.67 | 3.72 | 4.54
United States |  |  |  |
Average Sales Price and Production Costs Per Unit of Production [Line Items] |  |  |  |
Production costs per barrel of oil equivalent |  | 3.71 | 3.75 | 4.59
Trinidad |  |  |  |
Average Sales Price and Production Costs Per Unit of Production [Line Items] |  |  |  |
Production costs per barrel of oil equivalent |  | 2.32 | 2.33 | 1.85
Other International |  |  |  |
Average Sales Price and Production Costs Per Unit of Production [Line Items] |  |  |  |
Production costs per barrel of oil equivalent | [1] | 16.13 | 6.78 | 18.26
[1] | Other International primarily consists of EOG's China and Canada operations. The China operations were sold in the second quarter of 2021.

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- Definition Cost per unit of oil and gas production. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1204 -Paragraph (b) -Subparagraph (2) + Details
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