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Acquisition of Foresight Energy, Ltd. - Summary of Supplemental Pro Forma Information (Details) - fSight [Member] - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2023
Sep. 30, 2023
Business Acquisition [Line Items]    
Net revenue $ 17,104 $ 136,056
Net loss $ 29,056 $ 13,644