Summary of significant accounting policies (Additional Information) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2023 USD ($) shares	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)	Jun. 30, 2018
Cash and Cash Equivalents [Line Items]
Restructuring, transition or transaction expenses	$ 0
Impairment			$ 0
Drydock interval	5 years
Drydock interval older vessel	two and a half years
Older vessel age	15 years
Decrease In Depreciation Expense	$ 6,000
Increase in net income	$ 5,700
Increase in basic earnings per share | shares	0.04
Increase in diluted earnings per share | shares	0.04
Allowance for doubtful accounts	$ 200	$ 600
Share of net earnings in equity method investee	883	2,698	3,263
Foreign currency transactions and translation gain (loss)	(4,100)	(7,200)	100
Inventory Write-down	1,000	4,400
ENE Onshore [Member]
Cash and Cash Equivalents [Line Items]
Promissory note				$ 102,000
Nakilat JV [Member]
Cash and Cash Equivalents [Line Items]
Equity Method Investment, Ownership Percentage					45.00%
Share of net earnings in equity method investee	$ 900	$ 2,700	$ 3,300
Investments in Equity Method Investee [Member] | Maximum
Cash and Cash Equivalents [Line Items]
Equity Method Investment, Ownership Percentage	50.00%
Investments in Equity Method Investee [Member] | Minimum
Cash and Cash Equivalents [Line Items]
Equity Method Investment, Ownership Percentage	20.00%
Excelerate Albania Holding SPHK [Member]
Cash and Cash Equivalents [Line Items]
Equity Method Investment, Ownership Percentage	10.00%
Excelerate Energy Bangladesh LLC [Member]
Cash and Cash Equivalents [Line Items]
Equity Method Investment, Ownership Percentage	20.00%
Excelerate Energy, Inc [Member] | Tax Receivable Agreement [Member]
Cash and Cash Equivalents [Line Items]
Net cash tax saving percentage	85.00%
Excelerate Energy Limited Partnership [Member]
Cash and Cash Equivalents [Line Items]
Equity interest in entity	75.70%