Restructuring - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended		21 Months Ended	12 Months Ended	3 Months Ended
	Dec. 31, 2012 Albany manufacturing facility closure [Member]	Dec. 31, 2008 Albany manufacturing facility closure [Member] Employees	Sep. 30, 2010 Albany manufacturing facility closure [Member]	Dec. 31, 2008 Albany manufacturing facility closure [Member] Assets writedowns [Member]	Sep. 30, 2010 International Tire Operations segment headcount reduction [Member] Employees
Restructuring Cost and Reserve [Line Items]
Workforce reduction		1,330			67
Restructuring expense and assets impairment			$ 142,265	$ 77,907
Employee related costs	25,390				1,073
Equipment related costs	$ 38,968