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Land, Property and Equipment (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Land, Property and Equipment
Land, property and equipment, gross	$ 896,883	$ 823,898
Less accumulated depreciation	(531,564)	(492,140)
Total land, property and equipment, net	365,319	331,758
Capitalized software costs, net	38,500	36,800
Accumulated amortization on the capitalized software costs	35,800	34,000
Amortization expense related to the capitalized software costs	1,800	1,900	$ 1,700
Amount included in accounts payable balances	9,000	10,200
Land
Land, Property and Equipment
Land, property and equipment, gross	19,193	7,397
LNG liquefaction plants
Land, Property and Equipment
Land, property and equipment, gross	96,812	96,786
Station equipment
Land, Property and Equipment
Land, property and equipment, gross	468,983	418,647
Trailers
Land, Property and Equipment
Land, property and equipment, gross	70,363	70,542
Other equipment
Land, Property and Equipment
Land, property and equipment, gross	107,475	105,137
Construction in progress
Land, Property and Equipment
Land, property and equipment, gross	$ 134,057	$ 125,389

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