XML 77 R66.htm IDEA: XBRL DOCUMENT v3.20.2
Other assets impairments, restructuring and other items - Components of costs associated with restructuring plan including costs related to exit and disposal activities (Detail) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Restructuring Cost and Reserve [Line Items]        
Restructuring charges $ 33 $ 47 $ 73 $ 79
Employee termination [Member]        
Restructuring Cost and Reserve [Line Items]        
Restructuring charges 3 36 36 56
Other [Member]        
Restructuring Cost and Reserve [Line Items]        
Restructuring charges $ 30 $ 11 $ 36 $ 23