Property and Equipment (Details) - NAA	6 Months Ended
May 31, 2021 cruise_ship passenger
Property, Plant and Equipment [Line Items]
Number of ships sold \| cruise_ship	1
Capacity of ships sold \| passenger	670

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.

No definition available.

Name:	us-gaap_PropertyPlantAndEquipmentLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration