Quarterly report pursuant to Section 13 or 15(d)

Summary of Activity for Each of Company's Other Investments (Detail)

v3.20.2
Summary of Activity for Each of Company's Other Investments (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Schedule Of Equity Method Investments [Line Items]        
Investments, beginning balance     $ 155,285  
Cash distributions received     (23,284) $ (19,665)
Equity in earnings $ (20,120) $ 8,439 (11,634) 18,843
Investments, ending balance 131,130   131,130  
Digital Cinema Implementation Partners        
Schedule Of Equity Method Investments [Line Items]        
Cash distributions received [1] (5,222)   (10,383) $ (5,218)
Other Affiliates        
Schedule Of Equity Method Investments [Line Items]        
Investments, beginning balance     155,285  
Cash distributions received     (11,261)  
Equity in earnings     (12,950)  
Other     56  
Investments, ending balance 131,130   131,130  
Other Affiliates | Digital Cinema Implementation Partners        
Schedule Of Equity Method Investments [Line Items]        
Investments, beginning balance     124,696  
Cash distributions received     (10,383)  
Equity in earnings     (11,569)  
Other     50  
Investments, ending balance 102,794   102,794  
Other Affiliates | AC JV, LLC        
Schedule Of Equity Method Investments [Line Items]        
Investments, beginning balance     5,022  
Equity in earnings     43  
Investments, ending balance 5,065   5,065  
Other Affiliates | Digital Cinema Distribution Coalition        
Schedule Of Equity Method Investments [Line Items]        
Investments, beginning balance     3,169  
Cash distributions received     (878)  
Equity in earnings     (705)  
Investments, ending balance 1,586   1,586  
Other Affiliates | FE Concepts, LLC        
Schedule Of Equity Method Investments [Line Items]        
Investments, beginning balance     19,519  
Equity in earnings     (719)  
Investments, ending balance 18,800   18,800  
Other Affiliates | Other Investments        
Schedule Of Equity Method Investments [Line Items]        
Investments, beginning balance     2,879  
Other     6  
Investments, ending balance $ 2,885   $ 2,885  
[1] See discussion of cash distributions from DCIP, which were recorded as a reduction of the Company’s investment in DCIP, at Note 10. These distributions are reported entirely within the U.S. operating segment.