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Redeemable Noncontrolling Interest - Narrative (Details) - USD ($)
Jul. 09, 2020
Jun. 30, 2020
Mar. 31, 2020
Dec. 31, 2019
Jun. 30, 2019
Mar. 31, 2019
Dec. 31, 2018
Jul. 31, 2018
Redeemable Noncontrolling Interest [Line Items]                
Common stock, shares issued (in shares)   237,187,862   236,547,842        
Common stock, par value (in dollars per share)   $ 0.01   $ 0.01        
Redeemable noncontrolling interest   $ 584,869,000 $ 577,425,000 $ 569,981,000 $ 556,770,000 $ 549,645,000 $ 542,020,000  
Subsequent Event                
Redeemable Noncontrolling Interest [Line Items]                
Interest acquired 33.30%              
Common stock, shares issued (in shares) 5,200,000              
Common stock, par value (in dollars per share) $ 0.01              
Redeemable noncontrolling interest $ 0              
Royal Caribbean International | Silversea Cruises Group                
Redeemable Noncontrolling Interest [Line Items]                
Ownership percentage by noncontrolling owners   33.30%            
Silversea Cruises | Subsequent Event                
Redeemable Noncontrolling Interest [Line Items]                
Interest acquired 33.30%              
Common stock, shares issued (in shares) 5,200,000              
Silversea Cruises                
Redeemable Noncontrolling Interest [Line Items]                
Percentage of business acquired               66.70%