Document and Entity Information - shares	6 Months Ended
	May 31, 2019	Jun. 14, 2019
Document Type	10-Q
Amendment Flag	false
Document Period End Date	May 31, 2019
Document Fiscal Year Focus	2019
Document Fiscal Period Focus	Q2
Entity Registrant Name	CARNIVAL CORP
Entity Central Index Key	0000815097
Current Fiscal Year End Date	--11-30
Entity Filer Category	Large Accelerated Filer
Entity Current Reporting Status	Yes
Entity Shell Company	false
Entity Emerging Growth Company	false
Entity Small Business	false
Entity Common Stock, Shares Outstanding		527,000,548
CARNIVAL PLC
Entity Registrant Name	CARNIVAL PLC
Entity Central Index Key	0001125259
Current Fiscal Year End Date	--11-30
Entity Filer Category	Large Accelerated Filer
Entity Current Reporting Status	Yes
Entity Shell Company	false
Entity Emerging Growth Company	false
Entity Small Business	false
Entity Common Stock, Shares Outstanding		189,386,190