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Summary of Significant Accounting Policies - Vessels and Depreciation (Details) | 12 Months Ended
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Dec. 31, 2020 USD ($)
Property, Plant and Equipment [Line Items] |
Vessels Salvage Value Per Lightweight Ton | $ 300
Vessels useful life | 5 years
Vessels | Minimum |
Property, Plant and Equipment [Line Items] |
Vessels useful life | 25 years
Vessels | Maximum |
Property, Plant and Equipment [Line Items] |
Vessels useful life | 30 years
Current Fleet | Minimum |
Property, Plant and Equipment [Line Items] |
Vessels useful life | 8 years
Current Fleet | Maximum |
Property, Plant and Equipment [Line Items] |
Vessels useful life | 22 years

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- Definition Vessels Salvage Value Per Lightweight Ton + References No definition available. + Details
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- Definition 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. + References No definition available. + Details
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- Definition Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. + References No definition available. + Details
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- Details
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- Details
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- Details
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- Details
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