XML 59 R45.htm IDEA: XBRL DOCUMENT v3.2.0.727
Property, Plant and Equipment - Additional Information (Detail) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2015
Jun. 30, 2014
Property, Plant and Equipment [Line Items]        
Asset impairment charges     $ 138 $ 27
2012-2014 Restructuring Program and 2014-2018 Restructuring Program        
Property, Plant and Equipment [Line Items]        
Asset impairment charges $ 57 $ 14 $ 135 $ 26