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Other Commitments and Contingencies - Narrative (Details) - USD ($)
$ in Millions
Jun. 30, 2023
Dec. 31, 2022
MK II FLNG    
Restricted Cash and Cash Equivalents Items [Line Items]    
Commitments and contingencies $ 206.6  
MK II FLNG | Maximum    
Restricted Cash and Cash Equivalents Items [Line Items]    
Long term purchase commitments   $ 328.5
Fuji LNG    
Restricted Cash and Cash Equivalents Items [Line Items]    
Purchase commitment, remaining minimum amount committed $ 62.0