General (Details)	12 Months Ended
	Dec. 31, 2015 ship continent destination brand
General
Investment in a joint venture, percentage of interest	50.00%
Number of cruise brands | brand	6
Number of ships in operation | ship	44
Current Fiscal Year End Date	--12-31
Number of destinations | destination	490
Number of continents | continent	7
Document Fiscal Year Focus	2014
Minimum
General
Investment in a joint venture, percentage of interest	20.00%
Maximum
General
Investment in a joint venture, percentage of interest	50.00%
TUI Cruises
General
Investment in a joint venture, percentage of interest	50.00%
Pullmantur and CDF Croisieres de France
General
Time lag in consolidation	2 months