v3.3.1.900
Restructuring Charges Restructuring Roll Forward (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Restructuring Reserve [Roll Forward]    
Restructuring Reserve $ 0  
Restructuring Charges 129 $ 54
Payments for Restructuring (62)  
Restructuring Reserve, Translation and Other Adjustment (13)  
Restructuring Reserve 54 0
Employee Severance [Member]    
Restructuring Reserve [Roll Forward]    
Restructuring Reserve 0  
Restructuring Charges 112  
Payments for Restructuring (59)  
Restructuring Reserve, Translation and Other Adjustment 1  
Restructuring Reserve 54 0
Other Restructuring [Member]    
Restructuring Reserve [Roll Forward]    
Restructuring Reserve 0  
Restructuring Charges 17  
Payments for Restructuring (3)  
Restructuring Reserve, Translation and Other Adjustment (14)  
Restructuring Reserve $ 0 $ 0