The number of vessels which are unencumbered, free of claims by creditors.

No definition available.

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- Definition

The number of vessels on which impairment charge was recognized.

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No definition available.

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- Definition

Number of vessels pledged as collateral under credit facilities.

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No definition available.

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This element represents costs for capitalized improvements of vessels.

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No definition available.

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- Definition

Discussion of whether the borrowings under the credit facility are secured or unsecured and, if secured, a description of collateral (for example, accounts receivable less than 120 days old, finished goods inventory).

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The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale.

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Fair value portion of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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The charge against earnings resulting from the aggregate write down of tangible assets from their carrying value to their fair value.

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Vessels in Operation (Details Narrative) $ in Thousands	3 Months Ended	6 Months Ended	12 Months Ended
Vessels in Operation (Details Narrative) $ in Thousands	Mar. 23, 2023 USD ($)	Jun. 30, 2023 USD ($)	Dec. 31, 2022 USD ($)
Property, Plant and Equipment [Line Items]
Vessel asset group carrying amount		$ 1,716,778	$ 1,623,307
Number of unencumbered vessels		5
Ballast water treatments and other additions amount		$ 6,699	4,881
2027 Secured Notes (b) [Member]
Property, Plant and Equipment [Line Items]
Number of vessels pledged as collateral		20
Other Loan Facilities [Member]
Property, Plant and Equipment [Line Items]
Number of vessels pledged as collateral		43
GSL Amstel [Member]
Property, Plant and Equipment [Line Items]
Proceeds from Sale of Property, Plant, and Equipment	$ 5,940
Collateral description	the vessel was released as collateral under the Company’s $140,000 loan facility with Credit Agricole Corporate and Investment Bank, Hamburg Commercial Bank AG, E.Sun Commercial Bank, Ltd, CTBC Bank Co. Ltd. and Taishin International Bank
One Vessel Group [Member]
Property, Plant and Equipment [Line Items]
Vessel impairment charges			$ 3,033
Number of vessels recognized with impairment charge			1
Vessel asset group carrying amount			$ 9,033
Fair value of property, plant and equipment			$ 6,000