Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3044-108585

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section 45
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121566466&loc=d3e6676-107765

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.1)
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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General (Details) $ in Millions	12 Months Ended
General (Details) $ in Millions	Nov. 30, 2020 USD ($) cruiseLine company	Jan. 14, 2021 cruise_ship	Nov. 30, 2019 USD ($)
Organization, Consolidation and Presentation of Financial Statements [Line Items]
Number of world's leading cruise lines \| cruiseLine	9
Number of companies operating as a single economic enterprise \| company	2
DLC arrangement current equalization ratio	1
Cash and cash equivalents \| $	$ 9,513		$ 518
Carnival PLC
Organization, Consolidation and Presentation of Financial Statements [Line Items]
DLC arrangement current equalization ratio	1
Subsequent Event
Organization, Consolidation and Presentation of Financial Statements [Line Items]
Number of cruise ships with guests onboard \| cruise_ship		0