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v3.10.0.1

General (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Aug. 31, 2018 | Aug. 31, 2017 | Aug. 31, 2018 | Aug. 31, 2017
Organization, Consolidation and Presentation of Financial Statements [Abstract] |  |  |  |
Fees, taxes and charges collected from guests | $ 174 | $ 161 | $ 465 | $ 440

X
- Definition Taxes fees and port expenses collected by us from our guests + References No definition available. + Details
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Namespace Prefix: | ccl_
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Balance Type: | debit
Period Type: | duration

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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration