Quarterly report pursuant to Section 13 or 15(d)

Impact of COVID-19 - Additional Information (Detail)

v3.20.2
Impact of COVID-19 - Additional Information (Detail)
$ in Thousands
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2020
USD ($)
Sep. 30, 2019
USD ($)
Sep. 30, 2020
USD ($)
Sep. 30, 2020
USD ($)
Sep. 30, 2020
USD ($)
Domestic
Sep. 30, 2020
USD ($)
International
Sep. 30, 2019
USD ($)
Dec. 31, 2019
Dec. 31, 2018
Sep. 30, 2020
Domestic
Sep. 30, 2020
International
Unusual Or Infrequent Item [Line Items]                      
Restructuring costs $ 524   $ 20,062                
Income taxes (121,145) $ 14,053 (222,398)       $ 64,152        
Income (loss) income taxes (269,181) 46,008 (600,672)       $ 231,161        
Impact of COVID-19                      
Unusual Or Infrequent Item [Line Items]                      
Unpaid and accrued restructuring costs 9,630   9,630 $ 9,630 $ 9,630 $ 9,630          
Impact of COVID-19                      
Unusual Or Infrequent Item [Line Items]                      
Number of domestic theaters reopened         252 15          
Restructuring costs 524   20,062                
Number of Theaters                   14 7
Coronavirus Aid Relief And Economic Security Act | Impact of COVID-19                      
Unusual Or Infrequent Item [Line Items]                      
Income taxes (121,145) 14,053 (222,398)                
Income (loss) income taxes $ (269,181) $ 46,008                  
Effective income tax rate 45.00% 30.50%   35.00%       35.00% 35.00%    
Income tax receivable $ 84,105   84,105 $ 84,105 $ 84,105 $ 84,105          
Income tax cash refunds     $ 115,769