v3.20.4
FAIR VALUE MEASUREMENTS - Fair value on a nonrecurring basis (Details)
$ in Millions
3 Months Ended 12 Months Ended
Dec. 31, 2020
USD ($)
Sep. 30, 2020
USD ($)
Mar. 31, 2020
USD ($)
Dec. 31, 2019
USD ($)
Dec. 31, 2020
USD ($)
Dec. 31, 2019
USD ($)
Dec. 31, 2018
USD ($)
Sep. 14, 2018
USD ($)
Other Fair Value Measurement Disclosures                
Operating right-of-use assets $ 4,451.5     $ 4,796.0 $ 4,451.5 $ 4,796.0    
Indefinite-lived intangible assets 152.5     165.6 152.5 165.6    
Goodwill 2,547.3     4,789.1 2,547.3 4,789.1 $ 4,788.7  
Total loss on property owned, net         177.9 84.3 13.8  
Current maturities of corporate borrowings, carrying value 20.0     20.0 20.0 20.0    
Corporate borrowings, noncurrent, carrying value 5,695.8     4,733.4 5,695.8 4,733.4    
International markets                
Other Fair Value Measurement Disclosures                
Goodwill 750.8     1,716.5 750.8 1,716.5 1,716.1  
Total loss on property owned, net         25.4 7.7    
U.S.                
Other Fair Value Measurement Disclosures                
Goodwill $ 1,796.5     3,072.6 1,796.5 3,072.6 3,072.6  
Total loss on property owned, net       84.3 $ 152.5 76.6 $ 13.8  
Royalty rate | AMC and Odeon | U.S.                
Other Fair Value Measurement Disclosures                
Derivative Asset, Measurement Input 0.5       0.5      
Royalty rate | Nordic | U.S.                
Other Fair Value Measurement Disclosures                
Derivative Asset, Measurement Input     1.0          
Royalty rate | Odeon trade names | U.S.                
Other Fair Value Measurement Disclosures                
Derivative Asset, Measurement Input   0.5            
Discount yield | International markets                
Other Fair Value Measurement Disclosures                
Derivative Asset, Measurement Input 12.5 13.0 13.0   12.5      
Discount yield | U.S.                
Other Fair Value Measurement Disclosures                
Derivative Asset, Measurement Input 11.0 12.0 11.5   11.0      
Discount yield | AMC | U.S.                
Other Fair Value Measurement Disclosures                
Derivative Asset, Measurement Input 12.0 13.0 12.5   12.0      
Discount yield | Odeon and Nordic | U.S.                
Other Fair Value Measurement Disclosures                
Derivative Asset, Measurement Input 13.5 14.0 14.0   13.5      
Measurement Input, Long-term Revenue Growth Rate [Member]                
Other Fair Value Measurement Disclosures                
Derivative Asset, Measurement Input 1.0 1.0 2.0   1.0      
Nonrecurring basis                
Fair value measurements                
Equity interest investment $ 8.6     3.6 $ 8.6 3.6    
Other Fair Value Measurement Disclosures                
Property net 20.7 $ 8.5 $ 30.9 23.1 20.7 23.1    
Total loss on Operating lease right-of-use assets 37.8 19.6 60.4     60.0    
Definite-lived intangible assets   6.4 8.0          
Indefinite-lived intangible assets 2.3 4.6 8.3   2.3      
Goodwill 405.3 156.8 1,744.3   405.3      
Total loss on property owned, net           1.2    
Cost method investments 8.7   7.2   8.7      
Equity interest investment 8.6     3.6 8.6 3.6    
Total losses         2,538.4 87.9    
2.95% Senior Secured Convertible Notes due 2024                
Other Fair Value Measurement Disclosures                
Convertible debt, fair value               $ 600.0
Total Carrying Value                
Other Fair Value Measurement Disclosures                
Current maturities of corporate borrowings, carrying value 20.0     20.0 20.0 20.0    
Corporate borrowings, noncurrent, carrying value 5,695.8     4,733.4 5,695.8 4,733.4    
Total Carrying Value | Nonrecurring basis                
Fair value measurements                
Equity interest investment 17.2     2.2 17.2 2.2    
Other Fair Value Measurement Disclosures                
Property net 25.4 14.3 40.5 29.2 25.4 29.2    
Operating right-of-use assets 69.0 56.8 124.0 123.3 69.0 123.3    
Definite-lived intangible assets     6.6          
Indefinite-lived intangible assets 44.0 43.8 50.3   44.0      
Goodwill 2,547.3 2,874.4 2,938.0   2,547.3      
Property owned, net       3.0   3.0    
Cost method investments 11.3       11.3      
Equity interest investment 17.2     2.2 17.2 2.2    
Total assets at fair value 8,862.9     157.7 8,862.9 157.7    
Significant other observable inputs (Level 2)                
Other Fair Value Measurement Disclosures                
Current maturities of corporate borrowings, fair value 12.9     20.4 12.9 20.4    
Corporate borrowings, noncurrent, fair value 2,485.9     4,135.3 2,485.9 4,135.3    
Significant unobservable inputs (Level 3)                
Other Fair Value Measurement Disclosures                
Corporate borrowings, noncurrent, fair value 278.0     514.9 278.0 514.9    
Significant unobservable inputs (Level 3) | Nonrecurring basis                
Fair value measurements                
Equity interest investment 17.2     2.2 17.2 2.2    
Other Fair Value Measurement Disclosures                
Property net 25.4 14.3 40.5 29.2 25.4 29.2    
Operating right-of-use assets 69.0 56.8 124.0 123.3 69.0 123.3    
Definite-lived intangible assets     6.6          
Indefinite-lived intangible assets 44.0 43.8 50.3   44.0      
Goodwill 2,547.3 $ 2,874.4 $ 2,938.0   2,547.3      
Property owned, net       3.0   3.0    
Cost method investments 11.3       11.3      
Equity interest investment 17.2     2.2 17.2 2.2    
Total assets at fair value $ 8,862.9     $ 157.7 $ 8,862.9 $ 157.7