Debt (Narrative) (Details)		1 Months Ended																	3 Months Ended		10 Months Ended	12 Months Ended				25 Months Ended	29 Months Ended	31 Months Ended	33 Months Ended	34 Months Ended		43 Months Ended	78 Months Ended	109 Months Ended
	Oct. 01, 2020	Apr. 30, 2024 USD ($)	Oct. 31, 2023 USD ($)	Oct. 31, 2022 USD ($)	Apr. 30, 2022 USD ($)	Feb. 28, 2022 USD ($)	Jan. 31, 2022 USD ($)	Aug. 31, 2021 USD ($)	Jun. 30, 2021 USD ($)	Mar. 31, 2021 USD ($) ship	Oct. 31, 2020 USD ($) $ / shares	Sep. 30, 2020	Jun. 30, 2020 USD ($) $ / shares	Jun. 30, 2020 GBP (£)	May 31, 2020 USD ($) ship	Mar. 31, 2020 USD ($) board_member	Sep. 30, 2019	Jul. 31, 2017 USD ($)	Jun. 30, 2021 USD ($)	Mar. 31, 2021 GBP (£)	Dec. 31, 2023	Dec. 31, 2021 USD ($) ship	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Dec. 31, 2017	May 31, 2022	Mar. 14, 2023 day	Aug. 14, 2023 day	Mar. 14, 2023 day	Aug. 14, 2023 day	Feb. 28, 2023	Dec. 31, 2025	Jun. 30, 2026	Jun. 30, 2028	Mar. 31, 2022 USD ($)	Dec. 31, 2020 GBP (£)	Feb. 29, 2020 USD ($)
Long-Term Debt
Credit card processor agreement, maximum exposure																						$ 285,000,000
Number of ships in operation | ship																						61
Repayment of debt | £																				£ 300,000,000
Loss on extinguishment of debt																						$ 138,759,000	$ 41,109,000	$ 6,326,000
Debt covenant, minimum monthly liquidity requirement																						350,000,000
Collateral																						$ 91,000,000
Short-term debt amount outstanding | £														£ 300,000,000
Deferred amortization of debt, debt holiday																							$ 900,000,000
Deferred debt amortization period																							4 years
Unsecured UK Commercial paper
Long-Term Debt
Borrowings outstanding																							$ 409,900,000													£ 300,000,000
Minimum | Up-front payment arrangement
Long-Term Debt
Credit agency fees, percentage of loan amount payable																						2.35%
Maximum | Up-front payment arrangement
Long-Term Debt
Credit agency fees, percentage of loan amount payable																						5.48%
Scenario, Forecast
Long-Term Debt
Deferred principal payments, repayment period					5 years
Deferred amortization of debt, debt holiday																																			$ 800,000,000
Deferred debt amortization period					5 years
RCI Holdings LLC | Subsidiaries
Long-Term Debt
Number of ships in operation | ship										7
Unsecured term loans | Minimum
Long-Term Debt
Long term debt, stated interest rate (as a percent)																						2.53%
Unsecured term loans | Maximum
Long-Term Debt
Long term debt, stated interest rate (as a percent)																						5.41%
Unsecured term loans | Euler Hermes
Long-Term Debt
Percentage of unsecured term loan guaranteed by an export credit agency																	95.00%								95.00%
Unsecured senior notes | Minimum
Long-Term Debt
Long term debt, stated interest rate (as a percent)																						3.70%
Unsecured senior notes | Maximum
Long-Term Debt
Long term debt, stated interest rate (as a percent)																						9.13%
Secured senior notes | Minimum
Long-Term Debt
Long term debt, stated interest rate (as a percent)																						10.88%
Secured senior notes | Maximum
Long-Term Debt
Long term debt, stated interest rate (as a percent)																						11.50%
Convertible notes
Long-Term Debt
Principal																						$ 1,725,000,000	1,725,000,000
Convertible notes | Minimum
Long-Term Debt
Long term debt, stated interest rate (as a percent)																						2.88%
Convertible notes | Maximum
Long-Term Debt
Long term debt, stated interest rate (as a percent)																						4.25%
Revolving Credit Facility
Long-Term Debt
Maximum borrowing capacity																							$ 3,500,000,000
Unsecured Revolving Credit Facility due 2024, $1.3 billion | Revolving Credit Facility
Long-Term Debt
Maximum borrowing capacity																						$ 1,300,000,000
Unsecured Revolving Credit Facility due 2024, $1.3 billion | Revolving Credit Facility | LIBOR | Maximum
Long-Term Debt
Margin on floating rate base (as a percent)																						1.70%
Unsecured Term Loan Agreement | Unsecured term loans
Long-Term Debt
Principal										$ 1,000,000,000
Extension term										18 months
Prepayment and commitment reduction, as a percentage of outstanding advances and commitments										20.00%
Long-term debt																						$ 900,000,000
Unsecured Term Loan Agreement | Unsecured term loans | Scenario, Forecast
Long-Term Debt
Debt terminated			$ 600,000,000		$ 300,000,000
Novation Agreement | Unsecured term loans
Long-Term Debt
Proceeds from unsecured debt										$ 994,100,000
Debt instrument, term										12 years
Bank financing commitment percentage																						80.00%
Percentage of premium payable																						100.00%
Novation Agreement | Unsecured term loans | LIBOR
Long-Term Debt
Margin on floating rate base (as a percent)										0.96%
Novation Agreement | Unsecured term loans | Euler Hermes
Long-Term Debt
Percentage of unsecured term loan guaranteed by an export credit agency										95.00%
Senior Unsecured Notes Due 2028 | Unsecured senior notes
Long-Term Debt
Principal										$ 1,500,000,000
Proceeds from issuance										$ 1,480,000,000
Long term debt, stated interest rate (as a percent)										5.50%
Term Loan | Unsecured term loans
Long-Term Debt
Repayment of debt																			$ 130,000,000
Senior Unsecured Notes Due 2026 | Unsecured senior notes
Long-Term Debt
Principal									$ 650,000,000										$ 650,000,000			$ 650,000,000
Proceeds from unsecured debt									$ 640,600,000
Long term debt, stated interest rate (as a percent)									4.25%										4.25%
Silversea Notes | Secured senior notes
Long-Term Debt
Long term debt, stated interest rate (as a percent)									7.25%										7.25%
Repayment of debt									$ 619,800,000
August Unsecured Notes | Unsecured senior notes
Long-Term Debt
Principal								$ 1,000,000,000
Proceeds from unsecured debt								$ 986,000,000
Long term debt, stated interest rate (as a percent)								5.50%
Senior Secured Notes Due 2025 | Secured senior notes
Long-Term Debt
Principal															$ 2,320,000,000
Long term debt, stated interest rate (as a percent)															11.50%							11.50%
Repayment of debt								$ 928,000,000
Loss on extinguishment of debt																						$ 141,900,000
Senior Secured Notes Due 2025 | Secured senior notes | Scenario, Forecast
Long-Term Debt
Percentage of principal amount to be redeemed																										100.00%						40.00%
Novation Agreement, July 2017 | BpiFAE | Wonder of the Seas
Long-Term Debt
Percentage of unsecured term loan guaranteed by an export credit agency																		100.00%
Novation Agreement, July 2017 | Unsecured term loans
Long-Term Debt
Proceeds from unsecured debt																		$ 1,300,000,000
Debt instrument, term																		12 years
Long term debt, stated interest rate (as a percent)																		3.18%
Senior Notes Due 2027 | Unsecured senior notes | Subsequent event
Long-Term Debt
Principal							$ 1,000,000,000
Long term debt, stated interest rate (as a percent)							5.375%
Proceeds from issuance of senior notes							$ 990,000,000
Senior Unsecured Note, Backstop Committed Financing | Subsequent event
Long-Term Debt
Principal						$ 3,150,000,000
Debt instrument, term						5 years
Senior Secured Notes Due 2023 | Secured senior notes
Long-Term Debt
Principal															$ 1,000,000,000
Long term debt, stated interest rate (as a percent)															10.875%							10.875%
Senior Secured Notes Due 2023 | Secured senior notes | Scenario, Forecast
Long-Term Debt
Percentage of principal amount to be redeemed																					100.00%										100.00%
Senior Guaranteed Notes | Unsecured senior notes
Long-Term Debt
Principal													$ 1,000,000,000
Long term debt, stated interest rate (as a percent)													9.125%									9.125%
Percentage of equity interests pledged as collateral													100.00%
Convertible Notes Due 2023
Long-Term Debt
Proceeds allocated to paid-in-capital													$ 209,000,000
Debt issuance costs													33,100,000
Issuance costs allocated to paid-in capital													6,200,000
Convertible Notes Due 2023 | Long-term debt
Long-Term Debt
Proceeds from debt issuance													907,900,000
Convertible Notes Due 2023 | Convertible notes
Long-Term Debt
Principal													$ 1,150,000,000
Long term debt, stated interest rate (as a percent)													4.25%									4.25%
Percentage of principal amount to be redeemed													100.00%	100.00%
Conversion ratio													0.0138672	0.0138672
Conversion price (in dollars per share) | $ / shares													$ 72.11
Convertible Notes Due 2023 | Convertible notes | Scenario, Forecast
Long-Term Debt
Number of trading days | day																											20
Consecutive trading days | day																											30		10
Percentage of stock price																											130.00%		98.00%
Number of days to convert debt | day																													5
Non-Export Credit Facilities
Long-Term Debt
Long-term debt										$ 4,900,000,000
Export Credit Facilities
Long-Term Debt
Long-term debt										6,300,000,000												$ 7,300,000,000
Deferred principal payments										$ 1,150,000,000
Export Credit Facilities | Scenario, Forecast
Long-Term Debt
Deferred principal payments, repayment period					5 years
10.875% Senior Secured Notes Due 2023 | Secured senior notes
Long-Term Debt
Principal															$ 3,320,000,000
Long term debt, stated interest rate (as a percent)																						10.875%
Net proceeds from debt															$ 3,200,000,000
Percentage of equity interests pledged as collateral															100.00%
Number of ships owned by subsidiaries | ship															28
10.875% Senior Secured Notes Due 2023 | Secured senior notes | Maximum
Long-Term Debt
Collateral															$ 1,660,000,000
Unsecured Revolving Credit Facility Due 2024, $1.9 billion | Revolving Credit Facility
Long-Term Debt
Maximum borrowing capacity																						$ 1,900,000,000															$ 1,700,000,000
Increase in borrowing capacity																$ 200,000,000
Unsecured Revolving Credit Facility Due 2024, $1.9 billion | Revolving Credit Facility | LIBOR
Long-Term Debt
Margin on floating rate base (as a percent)																						1.30%
Unsecured Revolving Credit Facility Due 2022 | Revolving Credit Facility
Long-Term Debt
Maximum borrowing capacity																																					$ 1,200,000,000
Increase in borrowing capacity																$ 400,000,000
Celebrity Apex Unsecured Term Loan | BpiFAE | Celebrity Apex
Long-Term Debt
Percentage of unsecured term loan guaranteed by an export credit agency																100.00%
Celebrity Apex Unsecured Term Loan | Unsecured term loans
Long-Term Debt
Proceeds from unsecured debt																$ 722,200,000
Debt instrument, term																12 years
Long term debt, stated interest rate (as a percent)																3.23%
Secured Term Loan | USD Secured Term Loan
Long-Term Debt
Principal															2,350,000,000	$ 2,200,000,000
Debt instrument, term																364 days
Loss on extinguishment of debt																						$ 41,100,000
Increase in borrowing capacity															$ 150,000,000
Extension term																364 days
Extension fee percentage																1.00%
Duration fee percentage																0.25%
Number of board members | board_member																2
Secured Term Loan | USD Secured Term Loan | Board Member One | Director
Long-Term Debt
Payments to related parties for services provided																$ 100,000,000
Secured Term Loan | USD Secured Term Loan | Board Member Two | Director
Long-Term Debt
Payments to related parties for services provided																$ 100,000,000
Secured Term Loan | USD Secured Term Loan | LIBOR
Long-Term Debt
Margin on floating rate base (as a percent)										2.75%		2.50%				2.25%
Senior Convertible Notes Due 2023
Long-Term Debt
Proceeds allocated to paid-in-capital													$ 101,900,000
Debt issuance costs													10,100,000
Issuance costs allocated to paid-in capital													1,800,000
Senior Convertible Notes Due 2023 | Long-term debt
Long-Term Debt
Proceeds from debt issuance													$ 463,000,000
Senior Convertible Notes Due 2023 | Convertible notes
Long-Term Debt
Principal											$ 575,000,000
Long term debt, stated interest rate (as a percent)											2.875%
Percentage of principal amount to be redeemed	100.00%
Conversion ratio											0.0121212
Conversion price (in dollars per share) | $ / shares											$ 82.50
Senior Convertible Notes Due 2023 | Convertible notes | Scenario, Forecast
Long-Term Debt
Number of trading days | day																												20
Consecutive trading days | day																												30		10
Percentage of stock price																												130.00%		98.00%
Number of days to convert debt | day																														5
Silver Moon Credit Agreement | Unsecured term loans
Long-Term Debt
Principal											$ 300,000,000
Silver Moon Credit Agreement | Unsecured term loans | Scenario, Forecast
Long-Term Debt
Repayment advance notice																																	90 days
Periodic payment, percentage of principal																																		4.17%
Silver Moon Credit Agreement | Unsecured term loans | LIBOR
Long-Term Debt
Margin on floating rate base (as a percent)																							2.00%
Revolving Credit Facility
Long-Term Debt
Maximum borrowing capacity																						100,000,000
Revolving Credit Facility | Subsequent event
Long-Term Debt
Maximum borrowing capacity						$ 1,100,000,000
Revolving Credit Facility | Credit agreement
Long-Term Debt
Maximum borrowing capacity																						3,200,000,000
Revolving Credit Facility | Unsecured Revolving Credit Facility due 2024, $1.3 billion
Long-Term Debt
Maximum borrowing capacity										$ 1,550,000,000
Extension term										18 months
Prepayment and commitment reduction, as a percentage of outstanding advances and commitments										20.00%
Aggregate borrowing capacity																						1,300,000,000
Revolving Credit Facility | Unsecured Revolving Credit Facility due 2024, $1.3 billion | Scenario, Forecast
Long-Term Debt
Line of credit terminated		$ 1,100,000,000		$ 200,000,000
Letter of Credit | Credit agreement
Long-Term Debt
Maximum borrowing capacity																						193,300,000
Credit agreement | Term Loan Facility, $700 Million
Long-Term Debt
Maximum borrowing capacity										$ 700,000,000												$ 700,000,000
Extension term										1 year
Term loan facility increase limit										$ 300,000,000
Credit agreement | Term Loan Facility, $700 Million | LIBOR
Long-Term Debt
Margin on floating rate base (as a percent)										3.75%