v3.23.2
EARNINGS (LOSS) PER SHARE (Details)
$ / shares in Units, $ in Millions
 3 Months Ended 6 Months Ended
Aug. 04, 2022
shares
Jun. 30, 2023
USD ($)
$ / shares
shares
Mar. 31, 2023
USD ($)
Jun. 30, 2022
USD ($)
$ / shares
shares
Mar. 31, 2022
USD ($)
Jun. 30, 2023
USD ($)
$ / shares
shares
Jun. 30, 2022
USD ($)
$ / shares
shares
Dec. 31, 2022
shares
Numerator:                
Net earnings (loss) for basic loss per share attributable to AMC Entertainment Holdings, Inc. | $   $ 8.6 $ (235.5) $ (121.6) $ (337.4) $ (226.9) $ (459.0)  
Net earnings (loss) for diluted loss per share attributable to AMC Entertainment Holdings, Inc. | $   $ 8.6   $ (121.6)   $ (226.9) $ (459.0)  
Denominator (shares in thousands):                
Weighted average shares for basic earnings (loss) per common share   1,513,018,000   1,033,642,000   1,443,867,000 1,032,736,000  
Common equivalent shares for RSUs and PSUs   454,000            
Weighted average shares for diluted earnings (loss) per common share   1,513,472,000   1,033,642,000   1,443,867,000 1,032,736,000  
Basic earnings (loss) per common share (in dollars per share) | $ / shares   $ 0.01   $ (0.12)   $ (0.16) $ (0.44)  
Basic earnings (loss) per common share (in dollars per share) | $ / shares   $ 0.01   $ (0.12)   $ (0.16) $ (0.44)  
Common stock dividend declared 1              
Conversion ratio 0.01 0.01       0.01    
Preferred stock authorized   50,000,000       50,000,000   50,000,000
Preferred stock, unallocated authorized shares   40,000,000       40,000,000    
AMC Preferred Equity Units [Member]                
Denominator (shares in thousands):                
Preferred stock authorized   10,000,000       10,000,000   10,000,000
Preferred stock, shares issued (in shares)   9,954,065       9,954,065   7,245,872
Preferred stock, unallocated authorized shares   40,000,000       40,000,000    
Restricted stock unit                
Denominator (shares in thousands):                
Anti-dilutive securities not included in the computations of diluted earnings (loss) per share (in shares)   4,914,387   5,455,734   5,319,571 5,455,734  
Performance Vesting                
Denominator (shares in thousands):                
Anti-dilutive securities not included in the computations of diluted earnings (loss) per share (in shares)   2,929,044   2,853,456   2,978,228 2,853,456