XML 99 R70.htm IDEA: XBRL DOCUMENT v3.6.0.2
Restructuring and Other Charges - Activity and Reserve Balances for Restructuring Charges (Detail) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Restructuring Cost and Reserve [Line Items]      
Restructuring reserve beginning balance $ 93 $ 68 $ 66
Cash payments (86) (57) (91)
Restructuring charges 97 104 148
Other (45) (22) (55)
Restructuring reserve ending balance 59 93 68
Layoff Costs [Member]      
Restructuring Cost and Reserve [Line Items]      
Restructuring reserve beginning balance 84 48 37
Cash payments (73) (45) (75)
Restructuring charges 70 97 105
Other (31) (16) (19)
Restructuring reserve ending balance 50 84 48
Other Exit Costs [Member]      
Restructuring Cost and Reserve [Line Items]      
Restructuring reserve beginning balance 9 20 29
Cash payments (13) (12) (16)
Restructuring charges 27 7 43
Other (14) (6) (36)
Restructuring reserve ending balance $ 9 $ 9 $ 20