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Land, Property and Equipment (Details) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended		6 Months Ended		12 Months Ended
	Mar. 31, 2025	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024	Dec. 31, 2024
Land, Property and Equipment
Land, property and equipment, gross		$ 869,649		$ 869,649		$ 896,883
Less accumulated depreciation		(544,424)		(544,424)		(531,564)
Total land, property and equipment, net		325,225		325,225		365,319
Capitalized software costs, net		39,400		39,400		38,500
Accumulated amortization on the capitalized software costs		36,600		36,600		35,800
Amortization expense related to the capitalized software costs		400	$ 500	900	$ 900
Amount included in accounts payable balances				8,900		9,000
Land
Land, Property and Equipment
Land, property and equipment, gross		20,595		20,595		19,193
LNG liquefaction plants
Land, Property and Equipment
Land, property and equipment, gross		96,881		96,881		96,812
Station equipment
Land, Property and Equipment
Land, property and equipment, gross		469,962		469,962		468,983
Accelerated depreciation expense and incremental asset retirement obligation charges	$ 50,700
Trailers
Land, Property and Equipment
Land, property and equipment, gross		70,922		70,922		70,363
Other equipment
Land, Property and Equipment
Land, property and equipment, gross		109,925		109,925		107,475
Construction in progress
Land, Property and Equipment
Land, property and equipment, gross		$ 101,364		$ 101,364		$ 134,057

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