Fair Value Measurements and Derivative Instruments - Schedule of Interest Rate Derivatives (Details) - Interest rate swaps - Cash flow hedge $ in Millions	3 Months Ended
	Mar. 31, 2024 USD ($)
Interest Rate Cash Flow Hedges [Abstract]
Notional Amount	$ 1,560
Celebrity Reflection term loan
Interest Rate Cash Flow Hedges [Abstract]
Notional Amount	$ 55
All-in Fixed Rate as of March 31, 2024	2.88%
Celebrity Reflection term loan | Term SOFR plus
Interest Rate Cash Flow Hedges [Abstract]
Debt Floating Rate	0.40%
Quantum of the Seas term loan
Interest Rate Cash Flow Hedges [Abstract]
Notional Amount	$ 184
All-in Fixed Rate as of March 31, 2024	3.78%
Quantum of the Seas term loan | Term SOFR plus
Interest Rate Cash Flow Hedges [Abstract]
Debt Floating Rate	1.30%
Anthem of the Seas term loan
Interest Rate Cash Flow Hedges [Abstract]
Notional Amount	$ 211
All-in Fixed Rate as of March 31, 2024	3.90%
Anthem of the Seas term loan | Term SOFR plus
Interest Rate Cash Flow Hedges [Abstract]
Debt Floating Rate	1.30%
Ovation of the Seas term loan
Interest Rate Cash Flow Hedges [Abstract]
Notional Amount	$ 311
All-in Fixed Rate as of March 31, 2024	3.20%
Ovation of the Seas term loan | Term SOFR plus
Interest Rate Cash Flow Hedges [Abstract]
Debt Floating Rate	1.00%
Harmony of the Seas term loan
Interest Rate Cash Flow Hedges [Abstract]
Notional Amount	$ 281	[1]
All-in Fixed Rate as of March 31, 2024	2.26%	[1]
Harmony of the Seas term loan | EURIBOR plus
Interest Rate Cash Flow Hedges [Abstract]
Debt Floating Rate	1.15%	[1]
Odyssey of the Seas term loan
Interest Rate Cash Flow Hedges [Abstract]
Notional Amount	$ 345	[2]
All-in Fixed Rate as of March 31, 2024	3.28%	[2]
Odyssey of the Seas term loan | Term SOFR plus
Interest Rate Cash Flow Hedges [Abstract]
Debt Floating Rate	0.96%	[2]
Odyssey of the Seas term loan
Interest Rate Cash Flow Hedges [Abstract]
Notional Amount	$ 173	[2]
All-in Fixed Rate as of March 31, 2024	2.91%	[2]
Odyssey of the Seas term loan | Term SOFR plus
Interest Rate Cash Flow Hedges [Abstract]
Debt Floating Rate	0.96%	[2]

[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 March 31, 2024.

[2] Interest rate swap agreements hedging the term loan of Odyssey of the Seas include Term SOFR zero-floors, Term SOFR with no floors, and Overnight SOFR.