Restructuring and Other Charges - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	0 Months Ended	3 Months Ended			9 Months Ended	12 Months Ended	3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended		12 Months Ended	3 Months Ended	9 Months Ended		12 Months Ended	9 Months Ended	12 Months Ended	3 Months Ended			9 Months Ended		12 Months Ended		9 Months Ended
	Mar. 22, 2012	Sep. 30, 2014	Sep. 30, 2013	Dec. 31, 2012	Sep. 30, 2014	Dec. 31, 2013	Sep. 30, 2014 Other Expense [Member]	Sep. 30, 2013 Other Expense [Member]	Sep. 30, 2014 Other Expense [Member]	Sep. 30, 2013 Other Expense [Member]	Sep. 30, 2014 Cost of Sales [Member]	Sep. 30, 2013 Cost of Sales [Member]	Sep. 30, 2014 Cost of Sales [Member]	Sep. 30, 2013 Cost of Sales [Member]	Dec. 31, 2013 Cost of Sales [Member]	Sep. 30, 2013 Selling, General and Administrative Expenses [Member]	Sep. 30, 2014 Selling, General and Administrative Expenses [Member]	Sep. 30, 2013 Selling, General and Administrative Expenses [Member]	Dec. 31, 2013 Selling, General and Administrative Expenses [Member]	Sep. 30, 2014 Engineering Expense [Member]	Dec. 31, 2013 Engineering Expense [Member]	Sep. 30, 2014 North America [Member]	Sep. 30, 2014 Europe [Member]	Sep. 30, 2013 Europe [Member]	Sep. 30, 2014 Europe [Member]	Sep. 30, 2013 Europe [Member]	Dec. 31, 2013 Europe [Member]	Dec. 31, 2013 Europe [Member] Other Expense [Member]	Sep. 30, 2014 North America and Europe [Domain]
Restructuring Cost and Reserve [Line Items]
Restructuring cost		$ 8			$ 28	$ 78	$ 3	$ 1	$ 4	$ 1	$ 5		$ 20	$ 63	$ 70	$ 1	$ 3	$ 5	$ 6	$ 1	$ 1		$ 4	$ 58	$ 18	$ 69	$ 69	$ 1
Noncash asset write downs												56
Restructuring and related cost allowed to be excluded from the calculation of financial covenant ratios	80				80
Asset Impairment Charges				7
Non- cash charges			$ 2		$ 1	$ 3																$ 2				$ 2			$ 3