General (Details) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		May 31, 2020	May 31, 2019	May 31, 2020	May 31, 2019	Dec. 01, 2019
Organization, Consolidation and Presentation of Financial Statements [Line Items]
Revenues		$ 740	$ 4,838	$ 5,529	$ 9,511
Operating lease right-of-use assets	[1]	1,413		1,413
Operating lease liabilities		1,445		1,445
ASU 2016-02
Organization, Consolidation and Presentation of Financial Statements [Line Items]
Operating lease right-of-use assets						$ 1,400
Operating lease liabilities						$ 1,400
Cruise onboard and other
Organization, Consolidation and Presentation of Financial Statements [Line Items]
Revenues		294	1,580	1,849	3,054
Cruise onboard and other | Adjustment
Organization, Consolidation and Presentation of Financial Statements [Line Items]
Revenues			71		99
Cruise
Organization, Consolidation and Presentation of Financial Statements [Line Items]
Other operating		$ 471	803	$ 1,142	1,562
Cruise | Adjustment
Organization, Consolidation and Presentation of Financial Statements [Line Items]
Other operating			$ 61		$ 90

[1] We adopted the provisions of Leases on December 1, 2019.