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Revenue - Additional Information (Details) t in Thousands, $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2025 USD ($) Terminal Vessels	Mar. 31, 2024 USD ($)	Dec. 31, 2024 USD ($)	Aug. 31, 2024 t	Nov. 30, 2023 USD ($)
Disaggregation of Revenue [Line Items]
Number Of vessels sales leases lessor \| Vessels	2
Number of terminal sales leases lessor \| Terminal	1
Contract liabilities from advance payments	$ 0		$ 27,400
Sales type lease income from net investment	16,900	$ 9,300
Receivables from contracts with customers	54,700		88,100
Revenue for services recognized, Accrued revenue outstanding	500		$ 600
Remaining performance obligation	$ 8,086,214
LNG Sales Agreement [Member]
Disaggregation of Revenue [Line Items]
Gas Units to be Sold, Sales Purchase Agreement \| t				650
Petrobangla LNG SPA [Member]
Disaggregation of Revenue [Line Items]
Date of Commencement of Sales Purchase Agreement					2026
Petrobangla LNG SPA [Member] \| Maximum [Member]
Disaggregation of Revenue [Line Items]
Gas Units to be Sold, Sales Purchase Agreement					1,000
Petrobangla LNG SPA [Member] \| Minimum [Member]
Disaggregation of Revenue [Line Items]
Gas Units to be Sold, Sales Purchase Agreement					850