Restructuring Charges Rollforward (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Restructuring Reserve [Roll Forward]
Accruals	$ 4,425	$ 0	$ 4,730	$ 0
Other Restructuring
Restructuring Reserve [Roll Forward]
Balance at the beginning of the period			0
Accruals	2,600		2,595
Payments			56
Balance at the end of the period	2,539		2,539
Cumulative Charges Incurred	2,595		2,595
Pullmantur
Restructuring Reserve [Roll Forward]
Balance at the beginning of the period			0
Accruals	1,800		2,135
Payments			640
Balance at the end of the period	1,495		1,495
Cumulative Charges Incurred	2,135		2,135
Employee Severance | Other Restructuring
Restructuring Reserve [Roll Forward]
Balance at the beginning of the period			0
Accruals			2,580
Payments			56
Balance at the end of the period	2,524		2,524
Cumulative Charges Incurred	2,580		2,580
Employee Severance | Pullmantur
Restructuring Reserve [Roll Forward]
Balance at the beginning of the period			0
Accruals			2,067
Payments			621
Balance at the end of the period	1,446		1,446
Cumulative Charges Incurred	2,067		2,067
Contract Termination | Other Restructuring
Restructuring Reserve [Roll Forward]
Balance at the beginning of the period			0
Accruals			15
Payments			0
Balance at the end of the period	15		15
Cumulative Charges Incurred	15		15
Contract Termination | Pullmantur
Restructuring Reserve [Roll Forward]
Balance at the beginning of the period			0
Accruals			68
Payments			19
Balance at the end of the period	49		49
Cumulative Charges Incurred	$ 68		$ 68