Fair Value Measurements and Derivative Instruments - Non-Derivative Instruments (Details)	6 Months Ended				6 Months Ended		6 Months Ended		6 Months Ended		6 Months Ended		6 Months Ended	12 Months Ended			6 Months Ended		12 Months Ended
	Jun. 30, 2014 USD ($)	Dec. 31, 2013 USD ($)	Jun. 30, 2014 Interest rate swaps USD ($)	Dec. 31, 2013 Interest rate swaps USD ($)	Jun. 30, 2014 Interest rate swaps Fair Value Hedging 5.41% Fixed rate debt USD ($)	Dec. 31, 2013 Interest rate swaps Fair Value Hedging 5.41% Fixed rate debt USD ($)	Jun. 30, 2014 Interest rate swaps Fair Value Hedging 5.25% Fixed rate debt USD ($)	Dec. 31, 2013 Interest rate swaps Fair Value Hedging 5.25% Fixed rate debt USD ($)	Jun. 30, 2014 Interest rate swaps Cash flow hedge Quantum of the Seas facility USD ($)	Oct. 31, 2014 Interest rate swaps Cash flow hedge Quantum of the Seas facility Forecast	Jun. 30, 2014 Interest rate swaps Cash flow hedge Anthem of the Seas facility USD ($)	Apr. 30, 2015 Interest rate swaps Cash flow hedge Anthem of the Seas facility Forecast	Jun. 30, 2014 Interest rate swaps Cash flow hedge Celebrity Reflection floating rate debt USD ($)	Dec. 31, 2013 Interest rate swaps Cash flow hedge Celebrity Reflection floating rate debt USD ($)	Jun. 30, 2014 Foreign exchange contracts USD ($)	Dec. 31, 2013 Foreign exchange contracts USD ($)	Jun. 30, 2014 Pullmantur and TUI Cruises Net Investment Hedging USD ($)	Jun. 30, 2014 Pullmantur and TUI Cruises Net Investment Hedging EUR (€)	Dec. 31, 2013 Pullmantur and TUI Cruises Net Investment Hedging USD ($)	Dec. 31, 2013 Pullmantur and TUI Cruises Net Investment Hedging EUR (€)
Derivative Instruments
Exposure under foreign currency forward contracts, foreign currency collar options, fuel call options, interest rate and fuel swap agreements	$ 38,500,000	$ 92,500,000
Derivative instrument, observation period	3 years
Percentage of long-term debt with fixed interest rate	22.40%	34.60%
Unsecured term loan					420,000,000.0	420,000,000	650,000,000.0	650,000,000
Debt amount					262,500,000												171,035,000		750,796,000
Interest rate on hedged debt (as a percent)					5.41%		5.25%
Derivative floating rate base					LIBOR		LIBOR
Additional interest above LIBOR rate (as a percent)					3.87%		3.63%
Derivative variable rate of interest (as a percent)					4.20%		3.86%
Anticipated loan balance									735,000,000.0		725,000,000.0		572,700,000	600,000,000
Additional interest above LIBOR rate (as a percent)									1.30%		1.30%		0.40%	0.40%
Notional amount			2,900,000,000	3,000,000,000											3,400,000,000	2,500,000,000
Fixed rate on converted debt (as a percent)										3.74%		3.86%	2.85%	2.85%
Carrying value of non-derivative instrument designated as hedging instrument																	$ 171,000,000	€ 124,900,000	$ 750,800,000	€ 544,900,000