Quarterly report pursuant to Section 13 or 15(d)

Other Investments - Additional Information (Detail)

v3.20.2
Other Investments - Additional Information (Detail)
$ in Thousands
3 Months Ended 9 Months Ended
Apr. 30, 2018
USD ($)
Sep. 30, 2020
USD ($)
ProjectionSystem
Sep. 30, 2019
USD ($)
Sep. 30, 2020
USD ($)
Studio
ProjectionSystem
Sep. 30, 2019
USD ($)
Schedule Of Equity Method Investments [Line Items]          
Total revenues   $ 35,478 $ 821,817 $ 588,068 $ 2,494,296
Maximum          
Schedule Of Equity Method Investments [Line Items]          
Percentage of voting interest   50.00%   50.00%  
Minimum          
Schedule Of Equity Method Investments [Line Items]          
Percentage of voting interest   20.00%   20.00%  
Digital Cinema Implementation Partners          
Schedule Of Equity Method Investments [Line Items]          
Percentage of voting interest   33.00%   33.00%  
Economic interest in Digital Cinema Implementation Partners   24.30%   24.30%  
Description of digital cinema deployment agreements       The DCDAs end on the earlier to occur of (i) the tenth anniversary of the "mean deployment date" for all digital projection systems scheduled to be deployed over a period of up to five years, or (ii) the date DCIP achieves "cost recoupment", each as defined in the DCDAs.  
Number of major motion picture studio, long-term digital cinema deployment agreements | Studio       6  
Number of equipment being leased under master equipment lease agreement | ProjectionSystem   3,812   3,812  
Digital Cinema Implementation Partners | Maximum          
Schedule Of Equity Method Investments [Line Items]          
Deployment period of digital cinema deployment agreements       5 years  
AC JV, LLC | Film rentals and advertising          
Schedule Of Equity Method Investments [Line Items]          
Event fees       $ 2,258 10,332
Digital Cinema Distribution Coalition          
Schedule Of Equity Method Investments [Line Items]          
Percentage of voting interest   14.60%   14.60%  
Payments for content delivery services       $ 208 $ 703
CNMK Texas Properties, LLC          
Schedule Of Equity Method Investments [Line Items]          
Percentage of voting interest 50.00%        
Cash contributions $ 20,000        
CNMK Texas Properties, LLC | AWSR Investments, LLC          
Schedule Of Equity Method Investments [Line Items]          
Percentage of voting interest 50.00%        
Cash contributions $ 20,000        
CNMK Texas Properties, LLC | AWSR Investments, LLC | Theatre Services          
Schedule Of Equity Method Investments [Line Items]          
Total revenues   $ 3   $ 19