v3.22.0.1
GOODWILL AND INTANGIBLE ASSETS - Additional information of intangible assets acquired (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Amortizable Intangible Assets:    
Gross Carrying Amount $ 27.6 $ 29.2
Accumulated Amortization (20.6) (18.5)
Non-amortizing Intangible Assets:    
Total, unamortizable 146.4 152.5
Management contracts    
Amortizable Intangible Assets:    
Gross Carrying Amount 10.4 12.0
Accumulated Amortization $ (9.8) (9.8)
Management contracts | Minimum    
Amortizable Intangible Assets:    
Remaining Useful Life 1 year  
Management contracts | Maximum    
Amortizable Intangible Assets:    
Remaining Useful Life 5 years  
AMCE    
Non-amortizing Intangible Assets:    
Trade names $ 104.4 104.4
Carmike | Loews' trade name    
Amortizable Intangible Assets:    
Remaining Useful Life 2 years  
Gross Carrying Amount $ 9.3 9.3
Accumulated Amortization (6.7) (5.3)
Odeon    
Non-amortizing Intangible Assets:    
Trade names 38.9 40.7
Nordic.    
Non-amortizing Intangible Assets:    
Trade names $ 3.1 7.4
Starplex Cinemas | Loews' trade name    
Amortizable Intangible Assets:    
Remaining Useful Life 5 years  
Gross Carrying Amount $ 7.9 7.9
Accumulated Amortization $ (4.1) $ (3.4)