Restructuring of Operations - Additional Information (Details) $ in Millions		3 Months Ended	12 Months Ended
	Dec. 31, 2017 employee	Dec. 31, 2017 USD ($)	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)	Dec. 31, 2015 USD ($)
Restructuring Cost and Reserve [Line Items]
Restructuring expense			$ 14	$ 36	$ 15
Restructuring reverse			(8)	(2)
Estimated reduction of employees | employee	300
Estimated reduction of employee completion period	2 years
Employee Termination Benefits [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring expense			8	33	12
Restructuring reverse			(8)	(2)
Exit Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring expense			6	3	$ 3
Restructuring reverse
Off-Highway Segment [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring expense			$ 14
Restructuring reverse		$ 8