Quarterly report pursuant to Section 13 or 15(d)

PROPERTY, PLANT AND EQUIPMENT - Schedule of Property, Plant and Equipment Comprised of Fixed Assets and Oil and Gas Properties (Details)

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PROPERTY, PLANT AND EQUIPMENT - Schedule of Property, Plant and Equipment Comprised of Fixed Assets and Oil and Gas Properties (Details) - USD ($)
$ in Thousands
Mar. 31, 2023
Dec. 31, 2022
Property, Plant and Equipment [Line Items]    
Finance lease assets, net of accumulated DD&A $ 128,977 $ 56,708
Property, plant and equipment, net 971,066 789,076
Upstream natural gas assets:    
Property, Plant and Equipment [Line Items]    
Accumulated DD&A (113,803) (92,423)
Property, plant and equipment, net 425,363 375,928
Proved properties    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 436,927 412,977
Wells in progress    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 102,239 55,374
Driftwood Project assets:    
Property, Plant and Equipment [Line Items]    
Finance lease assets, net of accumulated DD&A 56,415 56,708
Property, plant and equipment, net 461,151 402,242
Driftwood terminal construction in progress    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, net 350,739 292,734
Land and land improvements    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, net 53,664 52,460
Buildings and other assets, net of accumulated DD&A    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, net 333 340
Fixed assets and other:    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 14,462 12,672
Accumulated DD&A (2,473) (1,766)
Finance lease assets, net of accumulated DD&A 72,563 0
Property, plant and equipment, net $ 84,552 $ 10,906