Project-to-date and Estimated Future Restructuring Costs (Detail) (USD $) In Millions	9 Months Ended	27 Months Ended	36 Months Ended
	Sep. 30, 2011	Dec. 31, 2010	Sep. 30, 2011
Restructuring Cost and Reserve [Line Items]
Expenses Recognized	$ 65	$ 108	$ 173
Future Cost to Complete	44
LVD
Restructuring Cost and Reserve [Line Items]
Expenses Recognized	37	46	83
Future Cost to Complete	15
Power Technologies
Restructuring Cost and Reserve [Line Items]
Expenses Recognized	7	14	21
Future Cost to Complete	6
Commercial Vehicle
Restructuring Cost and Reserve [Line Items]
Expenses Recognized	9	42	51
Future Cost to Complete	11
Off-Highway
Restructuring Cost and Reserve [Line Items]
Expenses Recognized	1	6	7
Future Cost to Complete	3
Structures
Restructuring Cost and Reserve [Line Items]
Expenses Recognized	5		5
Future Cost to Complete	4
Corporate and Other Segment
Restructuring Cost and Reserve [Line Items]
Expenses Recognized	6		6
Future Cost to Complete	$ 5