Contingent Liabilities - Additional Information (Detail) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Business Acquisition [Line Items]
Minimum costs of resolved cases	$ 0
Maximum costs of resolved cases	33,000,000
Increased its products liability reserve	60,091,000	72,478,000
Increase in products liability reserve due to self insured incidents	50,436,000	49,312,000
Increase in products liability reserve due to revised estimates of future settlements for unasserted and premature claims	8,298,000	9,503,000
Increase in products liability reserve due to changes in estimated amounts on existing reserves	1,357,000	13,663,000
Period for resolution of few cases	5 years
Company paid to resolve cases and claims	76,927,000	73,482,000
Products liability reserve balance	189,513,000	206,349,000
Current portion products liability reserve balance	70,472,000	70,267,000
Products liability expenses	89,044,000	103,610,000	97,504,000
Minimum price to sell redeemable noncontrolling interest			63,000,000
Percentage of noncontrolling ownership obligation to purchase			49.00%
Percentage of noncontrolling interest redeemed during year				14.00%
Payment made to purchase of noncontrolling interest				18,000,000
Remaining Percentage of redeemable Minority interest				35.00%
Minimum price to sell remaining redeemable noncontrolling interest				45,000,000
Percentage of workforce subject to collective bargaining units	0.25%
Non cancelable purchase order commitments for capital expenditures	141,963,000
Cooper Chengshan Acquisition [Member]
Business Acquisition [Line Items]
Amount on redeemable noncontrolling shareholders interest			$ 82,933,000