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Commitments and Contingencies - Santa Fe Generating Station (Details) |  | 1 Months Ended | 24 Months Ended
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Jan. 01, 2020 fieldReport | Jul. 31, 2020 fieldReport | Dec. 31, 2014 monitoringWell
Commitments and Contingencies Disclosure [Abstract] |  |  |
Number of field work reports | fieldReport | 2 | 2 |
Number of monitoring wells containing free-phase hydrocarbon products | monitoringWell |  |  | 1

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