Taxation - Additional Information (Details) - ITALY	12 Months Ended
Nov. 30, 2018
Income Tax [Line Items]
Additional tax rate election period beginning 2025	10 years
Effective tax rate	4.80%

Effective Income Tax Rate, Continuing Operations, Foreign

No definition available.

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Namespace Prefix:	ccl_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration