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THEATRE PROPERTIES AND EQUIPMENT (Additional Information) (Detail) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Long-Lived Assets Held-for-sale [Line Items]      
Property, Plant and Equipment, Net $ 1,232.1 $ 1,382.9  
Operating Lease, Right-of-Use Asset [1] 1,102.7 1,230.8  
Goodwill [2] 1,250.9 1,248.8 $ 1,253.9
Finite-Lived Intangible Assets, Net 4.5 $ 10.7 $ 14.0
Theatre Assets Held for Sale      
Long-Lived Assets Held-for-sale [Line Items]      
Assets 15.3    
Net assets 6.8    
Property, Plant and Equipment, Net 5.4    
Operating Lease, Right-of-Use Asset 2.9    
Goodwill 4.2    
Liabilities 8.5    
Revenues 13.3    
Operating Income (Loss) $ 1.2    
[1] The operating lease right-of-use assets and liabilities recorded on the Company’s consolidated balance sheets generally do not include renewal options that have not yet been exercised.
[2] Balances are presented net of accumulated impairment losses of $214.0 for the U.S. operating segment and $43.8 for the international operating segment.