Goodwill (Narrative) (Details) - USD ($)		12 Months Ended
	Nov. 30, 2023	Dec. 31, 2023	Dec. 31, 2022
Goodwill [Line Items]
Impairment charge		$ 576,000,000	$ 576,000,000
Silversea Cruises
Goodwill [Line Items]
Impairment charge	$ 0
Percentage of fair value excess of carrying amount	63.00%
Royal Caribbean International
Goodwill [Line Items]
Impairment charge	$ 0
Percentage of fair value excess of carrying amount	100.00%