Quarterly report pursuant to Section 13 or 15(d)

Other Investments- Summary Financial Information for DCIP (Detail)

v3.22.1
Other Investments- Summary Financial Information for DCIP (Detail) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Dec. 31, 2021
Dec. 31, 2020
Schedule Of Equity Method Investments [Line Items]        
Total revenues $ 460.5 $ 114.4    
Net income (loss) (72.5) (208.9)    
Current assets 719.8   $ 874.4  
Current liabilities 645.6   769.1  
Noncurrent liabilities 4,079.3   4,127.0  
Members' equity 299.4 523.8 334.5 $ 798.9
Other Affiliates | Digital Cinema Implementation Partners        
Schedule Of Equity Method Investments [Line Items]        
Total revenues 0.5 5.6    
Operating income (loss) (0.5) 4.0    
Net income (loss) (0.6) $ 3.9    
Current assets 22.1   22.9  
Current liabilities 11.4   11.6  
Members' equity $ 10.7   $ 11.3