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Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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Contractual interest rate for funds borrowed, under the debt agreement.

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The percentage points added to the reference rate to compute the variable rate on the interest rate derivative.

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Fixed interest rate related to the interest rate derivative.

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Nominal or face amount used to calculate payment on derivative.

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Variable interest rate in effect as of the balance sheet date related to the interest rate derivative.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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The interest rate applicable to the portion of the carrying amount of long-term borrowings outstanding as of the balance sheet date, including current maturities, which accrues interest at a set, unchanging rate.

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Fair Value Measurements and Derivative Instruments (Interest Rate Risk) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fixed interest rate on long-term debt	65.70%	64.50%
Interest rate swaps
Interest Rate Cash Flow Hedges [Abstract]
Notional amount	$ 2,900,000	$ 3,400,000
Fair value hedging \| Interest rate swaps
Interest Rate Fair Value Hedges [Abstract]
Long-term debt	650,000
Cash flow hedge \| Interest rate swaps
Interest Rate Cash Flow Hedges [Abstract]
Notional Amount	2,292,226
Fixed Rate 5.25% Debt \| Fair value hedging \| Interest rate swaps
Interest Rate Fair Value Hedges [Abstract]
Long-term debt	$ 650,000
Long term debt, stated interest rate (as a percent)	5.25%
Celebrity Reflection term loan \| Cash flow hedge \| Interest rate swaps
Interest Rate Cash Flow Hedges [Abstract]
Notional Amount	$ 163,625
All-in Swap Fixed Rate	2.85%
Quantum of the Seas term loan \| Cash flow hedge \| Interest rate swaps
Interest Rate Cash Flow Hedges [Abstract]
Notional Amount	$ 306,250
All-in Swap Fixed Rate	3.74%
Anthem of the Seas term loan \| Cash flow hedge \| Interest rate swaps
Interest Rate Cash Flow Hedges [Abstract]
Notional Amount	$ 332,292
All-in Swap Fixed Rate	3.86%
Ovation of the Seas term loan \| Cash flow hedge \| Interest rate swaps
Interest Rate Cash Flow Hedges [Abstract]
Notional Amount	$ 449,583
All-in Swap Fixed Rate	3.16%
Harmony of the Seas term loan \| Cash flow hedge \| Interest rate swaps
Interest Rate Cash Flow Hedges [Abstract]
Notional Amount	$ 427,142
All-in Swap Fixed Rate	2.26%
Odyssey of the Seas term loan \| Cash flow hedge \| Interest rate swaps
Interest Rate Cash Flow Hedges [Abstract]
Notional Amount	$ 421,667
All-in Swap Fixed Rate	3.21%
Odyssey of the Seas term loan \| Cash flow hedge \| Interest rate swaps
Interest Rate Cash Flow Hedges [Abstract]
Notional Amount	$ 191,667
All-in Swap Fixed Rate	2.84%
London Interbank Offered Rate (LIBOR) \| Fixed Rate 5.25% Debt \| Fair value hedging \| Interest rate swaps
Interest Rate Fair Value Hedges [Abstract]
Swap Floating Rate: LIBOR plus	3.63%
All-in Swap Floating Rate	3.79%
London Interbank Offered Rate (LIBOR) \| Celebrity Reflection term loan \| Cash flow hedge \| Interest rate swaps
Interest Rate Cash Flow Hedges [Abstract]
Debt Floating Rate	0.40%
London Interbank Offered Rate (LIBOR) \| Quantum of the Seas term loan \| Cash flow hedge \| Interest rate swaps
Interest Rate Cash Flow Hedges [Abstract]
Debt Floating Rate	1.30%
London Interbank Offered Rate (LIBOR) \| Anthem of the Seas term loan \| Cash flow hedge \| Interest rate swaps
Interest Rate Cash Flow Hedges [Abstract]
Debt Floating Rate	1.30%
London Interbank Offered Rate (LIBOR) \| Ovation of the Seas term loan \| Cash flow hedge \| Interest rate swaps
Interest Rate Cash Flow Hedges [Abstract]
Debt Floating Rate	1.00%
London Interbank Offered Rate (LIBOR) \| Odyssey of the Seas term loan \| Cash flow hedge \| Interest rate swaps
Interest Rate Cash Flow Hedges [Abstract]
Debt Floating Rate	0.96%
London Interbank Offered Rate (LIBOR) \| Odyssey of the Seas term loan \| Cash flow hedge \| Interest rate swaps
Interest Rate Cash Flow Hedges [Abstract]
Debt Floating Rate	0.96%
Euro Interbank Offered Rate (EURIBOR) \| Harmony of the Seas term loan \| Cash flow hedge \| Interest rate swaps
Interest Rate Cash Flow Hedges [Abstract]
Debt Floating Rate	1.15%