v3.25.0.1
THE COMPANY AND SIGNIFICANT ACCOUNTING POLICIES - Revenues (Details)
$ in Millions
12 Months Ended
Dec. 31, 2024
USD ($)
item
Dec. 31, 2023
USD ($)
Dec. 31, 2022
USD ($)
Schedule of Equity Method Investments [Line Items]      
Percentage of revenue related to sales of gift cards and packaged tickets deferred 100.00%    
Period over which total amount of breakage for that current month's sales in proportion to the pattern of actual redemptions is recognized 24 months    
Film Exhibition Costs      
Film exhibition cost payable $ 143.9 $ 130.9  
Advertising Costs      
Advertising Expense 22.2 43.6 $ 28.0
Cash and Equivalents      
Cash and cash equivalents 632.3 884.3 $ 631.5
U.S. Markets      
Cash and Equivalents      
Cash and cash equivalents $ 513.0 752.3  
U.S. Markets | Revenues | Customer concentration risk      
Film Exhibition Costs      
Number of movie studio distributors | item 7    
Concentration risk percentage 84.00%    
Europe | Revenues | Customer concentration risk      
Film Exhibition Costs      
Number of movie studio distributors | item 5    
Concentration risk percentage 74.00%    
International markets      
Cash and Equivalents      
Cash and cash equivalents $ 119.3 $ 132.0  
Minimum      
Schedule of Equity Method Investments [Line Items]      
Non-redemption rate 13.00%    
Minimum | NCM      
Exhibitor Services Agreement      
Percentage change in the total annual attendance of all the founding members required to cause an earlier common unit adjustment 2.00%    
Maximum      
Schedule of Equity Method Investments [Line Items]      
Non-redemption rate 19.00%