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Summary of Significant Accounting Policies - Estimates of Average Useful Lives and Residual Values of Property and Equipment (Details) | Nov. 30, 2024
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Ships |
Property, Plant and Equipment [Line Items] |
Average useful lives of property and equipment (in years) | 30 years
Residual Values (percent) | 15.00%
Ship improvements |
Property, Plant and Equipment [Line Items] |
Residual Values (percent) | 0.00%
Ship improvements | Minimum |
Property, Plant and Equipment [Line Items] |
Average useful lives of property and equipment (in years) | 3 years
Ship improvements | Maximum |
Property, Plant and Equipment [Line Items] |
Average useful lives of property and equipment (in years) | 30 years
Buildings and improvements |
Property, Plant and Equipment [Line Items] |
Residual Values (percent) | 0.00%
Buildings and improvements | Minimum |
Property, Plant and Equipment [Line Items] |
Average useful lives of property and equipment (in years) | 10 years
Buildings and improvements | Maximum |
Property, Plant and Equipment [Line Items] |
Average useful lives of property and equipment (in years) | 40 years
Computer hardware and software |
Property, Plant and Equipment [Line Items] |
Residual Values (percent) | 0.00%
Computer hardware and software | Minimum |
Property, Plant and Equipment [Line Items] |
Average useful lives of property and equipment (in years) | 2 years
Computer hardware and software | Maximum |
Property, Plant and Equipment [Line Items] |
Average useful lives of property and equipment (in years) | 12 years
Transportation equipment and other |
Property, Plant and Equipment [Line Items] |
Residual Values (percent) | 0.00%
Transportation equipment and other | Minimum |
Property, Plant and Equipment [Line Items] |
Average useful lives of property and equipment (in years) | 3 years
Transportation equipment and other | Maximum |
Property, Plant and Equipment [Line Items] |
Average useful lives of property and equipment (in years) | 20 years
Leasehold improvements, including port facilities |
Property, Plant and Equipment [Line Items] |
Residual Values (percent) | 0.00%
Leasehold improvements, including port facilities | Minimum |
Property, Plant and Equipment [Line Items] |
Average useful lives of property and equipment (in years) | 3 years
Leasehold improvements, including port facilities | Maximum |
Property, Plant and Equipment [Line Items] |
Average useful lives of property and equipment (in years) | 30 years

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- Definition The estimated value of an asset at the end of its useful life. + 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 Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 7A -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478964/842-20-50-7A + 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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