Restructuring of Operations - Cost to Complete (Details) - Commercial Vehicle Segment [Member] - USD ($) $ in Millions	12 Months Ended	90 Months Ended	102 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2018
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred	$ 3	$ 35	$ 38
Future cost to complete	$ 8		$ 8