Restructuring - Summary of Total Expenses Related Restructuring Activities (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
	Sep. 30, 2017	Sep. 30, 2017
Restructuring Cost and Reserve [Line Items]
Total restructuring expenses	$ 164	$ 191
Cost of Sales [Member]
Restructuring Cost and Reserve [Line Items]
Total restructuring expenses	83	83
Research and Development Expense [Member]
Restructuring Cost and Reserve [Line Items]
Total restructuring expenses	1	1
Selling, General and Administrative Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Total restructuring expenses	6	6
Restructuring Expense [Member]
Restructuring Cost and Reserve [Line Items]
Total restructuring expenses	72	99
Other Income [Member]
Restructuring Cost and Reserve [Line Items]
Total restructuring expenses	2	2
Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Total restructuring expenses	66	87
Employee Severance [Member] | Cost of Sales [Member]
Restructuring Cost and Reserve [Line Items]
Total restructuring expenses	0	0
Employee Severance [Member] | Research and Development Expense [Member]
Restructuring Cost and Reserve [Line Items]
Total restructuring expenses	0	0
Employee Severance [Member] | Selling, General and Administrative Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Total restructuring expenses	0	0
Employee Severance [Member] | Restructuring Expense [Member]
Restructuring Cost and Reserve [Line Items]
Total restructuring expenses	66	87
Employee Severance [Member] | Other Income [Member]
Restructuring Cost and Reserve [Line Items]
Total restructuring expenses	0	0
Facility Closing [Member]
Restructuring Cost and Reserve [Line Items]
Total restructuring expenses	90	90
Facility Closing [Member] | Cost of Sales [Member]
Restructuring Cost and Reserve [Line Items]
Total restructuring expenses	83	83
Facility Closing [Member] | Research and Development Expense [Member]
Restructuring Cost and Reserve [Line Items]
Total restructuring expenses	1	1
Facility Closing [Member] | Selling, General and Administrative Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Total restructuring expenses	6	6
Facility Closing [Member] | Restructuring Expense [Member]
Restructuring Cost and Reserve [Line Items]
Total restructuring expenses	0	0
Facility Closing [Member] | Other Income [Member]
Restructuring Cost and Reserve [Line Items]
Total restructuring expenses	0	0
Other Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Total restructuring expenses	8	14
Other Restructuring [Member] | Cost of Sales [Member]
Restructuring Cost and Reserve [Line Items]
Total restructuring expenses	0	0
Other Restructuring [Member] | Research and Development Expense [Member]
Restructuring Cost and Reserve [Line Items]
Total restructuring expenses	0	0
Other Restructuring [Member] | Selling, General and Administrative Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Total restructuring expenses	0	0
Other Restructuring [Member] | Restructuring Expense [Member]
Restructuring Cost and Reserve [Line Items]
Total restructuring expenses	6	12
Other Restructuring [Member] | Other Income [Member]
Restructuring Cost and Reserve [Line Items]
Total restructuring expenses	$ 2	$ 2