(Loss) Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2020

Earnings Per Share [Abstract]

Reconciliation Between Basic and Diluted Earnings Per Share

A reconciliation between basic and diluted earnings per share is as follows (in thousands, except per share data):

	Year Ended December 31,
	2020		2019		2018
Net (Loss) Income attributable to Royal Caribbean Cruises Ltd. for basic and diluted (loss) earnings per share	$	(5,797,462)	$	1,878,887	$	1,811,042
Weighted-average common shares outstanding	214,335		209,405		210,570
Dilutive effect of stock-based awards	—		525		984
Diluted weighted-average shares outstanding	214,335		209,930		211,554
Basic (loss) earnings per share	$	(27.05)	$	8.97	$	8.60
Diluted (loss) earnings per share	$	(27.05)	$	8.95	$	8.56