CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Cumulative Effect, Period of Adoption, Adjustment	Common Stock	Paid-in Capital	Paid-in Capital Cumulative Effect, Period of Adoption, Adjustment	Retained Earnings ( Accumulated Deficit)	Retained Earnings ( Accumulated Deficit) Cumulative Effect, Period of Adoption, Adjustment	Accumulated Other Comprehensive Loss	Treasury Stock
Beginning balance at Dec. 31, 2020	$ 8,760,669		$ 2,652	$ 5,998,574		$ 5,562,775		$ (739,341)	$ (2,063,991)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Activity related to employee stock plans	32,758		4	32,754
Common stock issuance	1,496,147		170	1,495,977
Changes related to cash flow derivative hedges	61,778							61,778
Change in defined benefit plans	7,375							7,375
Foreign currency translation adjustments	6,233							6,233
Purchase of treasury stock	(1,968)								(1,968)
Net Loss attributable to Royal Caribbean Cruises Ltd.	(2,478,977)					(2,478,977)
Ending balance at Jun. 30, 2021	7,884,015		2,826	7,527,305		3,083,798		(663,955)	(2,065,959)
Beginning balance at Dec. 31, 2020	8,760,669		2,652	5,998,574		5,562,775		(739,341)	(2,063,991)
Ending balance at Dec. 31, 2021	$ 5,085,556	$ (161,420)	2,827	7,557,297	$ (307,640)	302,276	$ 146,220	(710,885)	(2,065,959)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Accounting Standards Update [Extensible Enumeration]	Accounting Standards Update 2020-06 [Member]
Beginning balance at Mar. 31, 2021	$ 9,172,382		2,824	7,513,318		4,431,053		(708,854)	(2,065,959)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Activity related to employee stock plans	14,118		2	14,116
Common stock issuance	(129)			(129)
Changes related to cash flow derivative hedges	51,476							51,476
Change in defined benefit plans	(3,088)							(3,088)
Foreign currency translation adjustments	(3,489)							(3,489)
Net Loss attributable to Royal Caribbean Cruises Ltd.	(1,347,255)					(1,347,255)
Ending balance at Jun. 30, 2021	7,884,015		2,826	7,527,305		3,083,798		(663,955)	(2,065,959)
Beginning balance at Dec. 31, 2021	5,085,556	$ (161,420)	2,827	7,557,297	$ (307,640)	302,276	$ 146,220	(710,885)	(2,065,959)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Activity related to employee stock plans	5,323		4	5,282		37
Changes related to cash flow derivative hedges	111,408							111,408
Change in defined benefit plans	27,765							27,765
Foreign currency translation adjustments	20,460							20,460
Purchase of treasury stock	(2,270)								(2,270)
Net Loss attributable to Royal Caribbean Cruises Ltd.	(1,688,724)					(1,688,724)
Ending balance at Jun. 30, 2022	3,398,098		2,831	7,254,939		(1,240,191)		(551,252)	(2,068,229)
Beginning balance at Mar. 31, 2022	3,988,928		2,830	7,267,545		(718,609)		(494,609)	(2,068,229)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Activity related to employee stock plans	(12,605)		1	(12,606)
Changes related to cash flow derivative hedges	(84,493)							(84,493)
Change in defined benefit plans	15,168							15,168
Foreign currency translation adjustments	12,682							12,682
Net Loss attributable to Royal Caribbean Cruises Ltd.	(521,582)					(521,582)
Ending balance at Jun. 30, 2022	$ 3,398,098		$ 2,831	$ 7,254,939		$ (1,240,191)		$ (551,252)	$ (2,068,229)