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Commitments and Contingencies - Performance Guarantees (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
PPA Company 5        
Operating Leased Assets [Line Items]        
PPA expenses $ 4.5 $ 0.8 $ 24.4 $ 10.5