XML 88 R63.htm IDEA: XBRL DOCUMENT v3.20.4
PROPERTY, PLANT AND EQUIPMENT - Additional Information (Detail) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Property, Plant and Equipment [Abstract]      
Depreciation expense $ 108.6 $ 127.6 $ 125.6