Project-to-Date and Estimated Future Restructuring Costs (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended		27 Months Ended	30 Months Ended
	Mar. 31, 2012	Mar. 31, 2011	Dec. 31, 2011	Mar. 31, 2012
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 6	$ 30
Expense Recognized			73	79
Future Cost to Complete	40
LVD
Restructuring Cost and Reserve [Line Items]
Restructuring charges	2
Expense Recognized			23	25
Future Cost to Complete	11
Power Technologies
Restructuring Cost and Reserve [Line Items]
Expense Recognized			12	12
Future Cost to Complete	6
Commercial Vehicle
Restructuring Cost and Reserve [Line Items]
Restructuring charges	4
Expense Recognized			22	26
Future Cost to Complete	14
Off-Highway
Restructuring Cost and Reserve [Line Items]
Expense Recognized			8	8
Future Cost to Complete	2
Structures
Restructuring Cost and Reserve [Line Items]
Expense Recognized			2	2
Future Cost to Complete	5
Corporate and Other
Restructuring Cost and Reserve [Line Items]
Expense Recognized			6	6
Future Cost to Complete	$ 2