Fair Value Measurements and Derivative Instruments (Details 4) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Derivative instruments disclosure
Percentage of long-term debt with fixed interest rate	45.80%	40.00%
Notional amount of outstanding debt related to interest rate swap	$ 2,400,000,000	$ 1,300,000,000
Interest rate swaps
Derivative instruments disclosure
Derivative instrument, contractual life	3 years
Interest rate swaps | Quantum of the Seas facility
Derivative instruments disclosure
Fixed rate on converted debt (as a percent)	3.74%
Interest rate swaps | Anthem of the Seas facility
Derivative instruments disclosure
Fixed rate on converted debt (as a percent)	3.86%
Interest rate swaps | Fair Value Hedging | 7.25% Fixed rate debt
Derivative instruments disclosure
Interest rate on hedged debt (as a percent)	7.25%
Derivative floating rate base	LIBOR
Net cash proceeds received upon termination of interest swaps	60,600,000
Debt increase	60,100,000
Unsecured term loan	350,000,000
Interest rate swaps | Fair Value Hedging | 5.41% Fixed rate debt
Derivative instruments disclosure
Debt amount	315,000,000
Interest rate on hedged debt (as a percent)	5.41%	5.41%
Derivative floating rate base	LIBOR	LIBOR
Derivative variable rate of interest (as a percent)	4.42%
Unsecured term loan	420,000,000	420,000,000
Additional interest above LIBOR rate (as a percent)	3.87%	3.87%
Interest rate swaps | Cash flow hedge | Celebrity Reflection floating rate debt
Derivative instruments disclosure
Anticipated loan balance	627,200,000	627,200,000
Additional interest above LIBOR rate (as a percent)	0.40%	0.40%
Debt floating rate base	LIBOR	LIBOR
Fixed rate on converted debt (as a percent)	2.85%	2.85%
Interest rate swaps | Cash flow hedge | Quantum of the Seas facility
Derivative instruments disclosure
Anticipated loan balance	735,000,000
Additional interest above LIBOR rate (as a percent)	1.30%
Debt floating rate base	LIBOR
Fixed rate on converted debt (as a percent)	3.74%
Interest rate swaps | Cash flow hedge | Anthem of the Seas facility
Derivative instruments disclosure
Anticipated loan balance	$ 725,000,000
Additional interest above LIBOR rate (as a percent)	1.30%
Debt floating rate base	LIBOR
Foreign exchange contracts
Derivative instruments disclosure
Derivative instrument, contractual life	3 years