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Fair Value Measurements and Derivative Instruments - Schedule of Interest Rate Derivatives (Details) - Cash flow hedge - Interest rate swaps
$ in Millions
12 Months Ended
Dec. 31, 2024
USD ($)
Interest Rate Cash Flow Hedges [Abstract]  
Notional Amount $ 1,185
Quantum of the Seas term loan  
Interest Rate Cash Flow Hedges [Abstract]  
Notional Amount $ 123
All-in Fixed Rate 3.78%
Anthem of the Seas term loan  
Interest Rate Cash Flow Hedges [Abstract]  
Notional Amount $ 151
All-in Fixed Rate 3.90%
Ovation of the Seas term loan  
Interest Rate Cash Flow Hedges [Abstract]  
Notional Amount $ 242
All-in Fixed Rate 3.20%
Harmony of the Seas term loan  
Interest Rate Cash Flow Hedges [Abstract]  
Notional Amount $ 209
All-in Fixed Rate 2.26%
Odyssey of the Seas term loan  
Interest Rate Cash Flow Hedges [Abstract]  
Notional Amount $ 307
All-in Fixed Rate 3.28%
Odyssey of the Seas term loan  
Interest Rate Cash Flow Hedges [Abstract]  
Notional Amount $ 153
All-in Fixed Rate 2.91%
Term SOFR plus | Quantum of the Seas term loan  
Interest Rate Cash Flow Hedges [Abstract]  
Debt floating rate 1.30%
Term SOFR plus | Anthem of the Seas term loan  
Interest Rate Cash Flow Hedges [Abstract]  
Debt floating rate 1.30%
Term SOFR plus | Ovation of the Seas term loan  
Interest Rate Cash Flow Hedges [Abstract]  
Debt floating rate 1.00%
Term SOFR plus | Odyssey of the Seas term loan  
Interest Rate Cash Flow Hedges [Abstract]  
Debt floating rate 0.96%
Term SOFR plus | Odyssey of the Seas term loan  
Interest Rate Cash Flow Hedges [Abstract]  
Debt floating rate 0.96%
EURIBOR plus | Harmony of the Seas term loan  
Interest Rate Cash Flow Hedges [Abstract]  
Debt floating rate 1.15%