Fair Value Measurements and Derivative Instruments - Interest Rate Risk (Details) - Interest rate swaps - Cash flow hedge $ in Thousands	9 Months Ended
	Sep. 30, 2023 USD ($)
Interest Rate Cash Flow Hedges [Abstract]
Swap notional amount	$ 1,735,756
Celebrity Reflection term loan
Interest Rate Cash Flow Hedges [Abstract]
Swap notional amount	$ 81,813
All-in Swap Fixed Rate as of September 30, 2023	2.85%
Quantum of the Seas term loan
Interest Rate Cash Flow Hedges [Abstract]
Swap notional amount	$ 214,375
All-in Swap Fixed Rate as of September 30, 2023	3.74%
Anthem of the Seas term loan
Interest Rate Cash Flow Hedges [Abstract]
Swap notional amount	$ 241,667
All-in Swap Fixed Rate as of September 30, 2023	3.86%
Ovation of the Seas term loan
Interest Rate Cash Flow Hedges [Abstract]
Swap notional amount	$ 345,833
All-in Swap Fixed Rate as of September 30, 2023	3.16%
Harmony of the Seas term loan
Interest Rate Cash Flow Hedges [Abstract]
Swap notional amount	$ 305,818	[1]
All-in Swap Fixed Rate as of September 30, 2023	2.26%	[1]
Odyssey of the Seas term loan
Interest Rate Cash Flow Hedges [Abstract]
Swap notional amount	$ 364,167	[2]
All-in Swap Fixed Rate as of September 30, 2023	3.21%	[2]
Odyssey of the Seas term loan
Interest Rate Cash Flow Hedges [Abstract]
Swap notional amount	$ 182,083	[2]
All-in Swap Fixed Rate as of September 30, 2023	2.84%	[2]
LIBOR plus | Celebrity Reflection term loan
Interest Rate Cash Flow Hedges [Abstract]
Debt Floating Rate	0.40%	[3]
LIBOR plus | Quantum of the Seas term loan
Interest Rate Cash Flow Hedges [Abstract]
Debt Floating Rate	1.30%	[3]
LIBOR plus | Anthem of the Seas term loan
Interest Rate Cash Flow Hedges [Abstract]
Debt Floating Rate	1.30%	[3]
LIBOR plus | Ovation of the Seas term loan
Interest Rate Cash Flow Hedges [Abstract]
Debt Floating Rate	1.00%	[3]
LIBOR plus | Odyssey of the Seas term loan
Interest Rate Cash Flow Hedges [Abstract]
Debt Floating Rate	0.96%	[2],[3]
LIBOR plus | Odyssey of the Seas term loan
Interest Rate Cash Flow Hedges [Abstract]
Debt Floating Rate	0.96%	[2],[3]
EURIBOR plus | Harmony of the Seas term loan
Interest Rate Cash Flow Hedges [Abstract]
Debt Floating Rate	1.15%	[1],[3]

[1] Interest rate swap agreements hedging the Euro-denominated term loan for Harmony of the Seas include EURIBOR zero-floors matching the hedged debt EURIBOR zero-floor. Amount presented is based on the exchange rate as of September 30, 2023.

[2] Interest rate swap agreements hedging the term loan of Odyssey of the Seas include LIBOR zero-floors matching the debt LIBOR zero-floor.

[3] During the quarter ended June 30, 2023, we completed our transition from LIBOR to Term SOFR rates for substantially all of our Interest rate swap agreements, with such transition to take effect at the next respective interest reset date for each such agreement.