Quarterly report pursuant to Section 13 or 15(d)

Supplemental Cash Flow Information (Detail Textuals)

v3.10.0.1
Supplemental Cash Flow Information (Detail Textuals)
$ in Thousands
6 Months Ended
Jun. 30, 2018
USD ($)
CruiseShip
Jun. 30, 2017
USD ($)
Supplemental Cash Flow Information [Line Items]    
Non-cash investing activity in connection with property and equipment $ 48,900 $ 10,300
Net foreign currency adjustments $ (3,884)  
Number of cruises ships | CruiseShip 26  
Non-cash investing activities in connection with capital leases   $ 5,400
Project Leonardo    
Supplemental Cash Flow Information [Line Items]    
Number of cruises ships | CruiseShip 2