Annual report pursuant to Section 13 and 15(d)

Revenue and Expense from Contracts with Customers (Details)

v3.22.4
Revenue and Expense from Contracts with Customers (Details)
$ in Millions
 12 Months Ended
Dec. 31, 2022
USD ($)
item
Dec. 31, 2021
USD ($)
Dec. 31, 2020
USD ($)
Dec. 31, 2023
item
Revenues, Initial Application Period Cumulative Effect Transition [Line Items]        
Period for contract liabilities are recognized in earnings 180 days      
Receivables from customers included in accounts receivable, net $ 94.2      
Advanced ticket sales $ 1,700.0 $ 161.8    
Percentage of refundable amounts included within contract liabilities 40.00%      
Revenue recognized included in contract liability $ 124.4 2.2 $ 900.0  
Number of additional ships expected to be delivered | item 8      
Costs to obtain customers $ 184.0 97.8    
Costs to fulfill contracts with customers 125.9 17.4    
Costs to obtain contract $ 0.3 $ 36.3 $ 171.5  
Ship to be delivered in 2023        
Revenues, Initial Application Period Cumulative Effect Transition [Line Items]        
Number of additional ships expected to be delivered | item 1      
Ship to be delivered in 2023 | Forecast        
Revenues, Initial Application Period Cumulative Effect Transition [Line Items]        
Number of additional ships expected to be delivered | item       3