Annual report pursuant to Section 13 and 15(d)

Commitments and Contingencies (Details)

v3.20.4
Commitments and Contingencies (Details)
£ in Millions, $ in Millions, € in Billions
 1 Months Ended 12 Months Ended
Mar. 12, 2020
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Aug. 27, 2019
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Mar. 31, 2020
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Dec. 31, 2020
USD ($)
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Dec. 31, 2020
GBP (£)
Dec. 31, 2018
USD ($)
Jan. 31, 2021
USD ($)
Dec. 31, 2020
EUR (€)
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Commitments and Contingencies Disclosure [Line Items]                
Total expense under non-cancelable operating leases | $           $ 16.9    
Number of cruise ships       28       28
Capacity of ship, berths       59,150       59,150
Performance guarantee required to be maintained | $       $ 32.0        
Security guarantee | £         £ 39.3      
Security guarantee, cash provided | $       30.5        
Consumer protection policy | £         £ 48.3      
Number of class action complaints 2              
Number of lawsuits filed   2            
Number of reporting units     3          
Advance ticket sales with credit card processor | $       1,000.0        
Reserves maintained, credit card processor | $       $ 200.0        
Funding advance ticket sales deposit with credit card processor, percentage       100.00% 100.00%      
Credit card processor, exposure amount | $       $ 780.0        
Credit card processor, reserve shortfall | $       $ 330.0        
Subsequent Event                
Commitments and Contingencies Disclosure [Line Items]                
Cash collateral, credit card processor | $             $ 250.0  
Ship to be delivered in 2023                
Commitments and Contingencies Disclosure [Line Items]                
Number of additional ships       1       1
Ship order delivery in 2022 and 2025                
Commitments and Contingencies Disclosure [Line Items]                
Number of additional ships       2       2
Capacity of ship, tons       67,000       67,000
Capacity of ship, berths       1,200       1,200
Ship Construction Contracts                
Commitments and Contingencies Disclosure [Line Items]                
Number of additional ships       9       9
Aggregate contract price of new ships       $ 8,700.0       € 7.1
Export credit facility financing as percentage of contract price       80.00%       80.00%
Other commitments due, payment deferred | $       $ 194.1        
Other commitment, financing available | $       $ 35.2        
Ship Construction Contracts | Ships launching period in 2022 through 2027                
Commitments and Contingencies Disclosure [Line Items]                
Number of cruise ships       6       6
Ship Construction Contracts | Ships launching period in 2022 through 2027 | Minimum                
Commitments and Contingencies Disclosure [Line Items]                
Capacity of ship, tons       140,000       140,000
Capacity of ship, berths       3,300       3,300
Ship Construction Contracts | Ships launching period in 2022 through 2027 | Maximum                
Commitments and Contingencies Disclosure [Line Items]                
Capacity of ship, tons       156,300       156,300
Capacity of ship, berths       3,550       3,550
Ship Construction Contracts | Ship to be delivered in 2023                
Commitments and Contingencies Disclosure [Line Items]                
Capacity of ship, tons       55,000       55,000
Capacity of ship, berths       750       750