Quarterly report pursuant to Section 13 or 15(d)

Computations of Basic and Diluted Loss Per Share (Detail)

v3.21.2
Computations of Basic and Diluted Loss Per Share (Detail) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Earnings Per Share Disclosure [Line Items]        
Net loss attributable to Cinemark Holdings, Inc. $ (142,467) $ (170,389) $ (350,708) $ (229,980)
Loss allocated to participating share-based awards (1) [1] 2,713 1,329 5,869 1,514
Net loss attributable to common stockholders $ (139,754) $ (169,060) $ (344,839) $ (228,466)
Basic weighted average common stock outstanding 117,225,000 116,666,000 117,200,000 116,581,000
Diluted common equivalent shares 117,225,000 116,666,000 117,200,000 116,581,000
Basic $ (1.19) $ (1.45) $ (2.94) $ (1.96)
Diluted $ (1.19) $ (1.45) $ (2.94) $ (1.96)
Restricted Stock Units (RSUs)        
Earnings Per Share Disclosure [Line Items]        
Common equivalent shares for restricted stock units 156,000 475,000 98,000 28,000
[1] For the three months ended June 30, 2021 and 2020, a weighted average of approximately 2,276 and 917 shares of restricted stock, respectively, were considered participating securities.  For the six months ended June 30, 2021 and 2020, a weighted average of approximately 1,995 and 771 shares of restricted stock, respectively, were considered participating securities.