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Major Customers and Concentration of Credit Risk (Details) - Revenues - Customer Concentration Risk | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
ExxonMobil Corporation |  |  |
Major Customers and Concentration of Credit Risk |  |  |
Major customer percentage of total revenue | 20.00% | 15.00% | 12.00%
Marathon Petroleum Corporation |  |  |
Major Customers and Concentration of Credit Risk |  |  |
Major customer percentage of total revenue |  | 12.00% | 13.00%
BP p.l.c and subsidiaries |  |  |
Major Customers and Concentration of Credit Risk |  |  |
Major customer percentage of total revenue |  | 10.00% |

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