Derivative Financial Instruments - Additional Information (Detail) - USD ($)	1 Months Ended	3 Months Ended	12 Months Ended
	Mar. 31, 2008	Dec. 31, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Derivative [Line Items]
Maximum length of time to hedge exposure to foreign currency exchange risk			1 year
Maximum length of time to hedge exposure to price fluctuations in material commodities			2 years
Revaluation of derivatives loss				$ (1,102,000)	$ (518,000)
One-time pre-tax gain			$ (1,762,000)	(3,000,000)
Final cash settlement payment				7,593,000
Foreign Currency Derivatives
Derivative [Line Items]
Notional Value		$ 0	29,538,000	0
Commodity Derivatives
Derivative [Line Items]
Notional Value		4,885,000	407,000	4,885,000
Revaluation of derivatives loss			0
One-time pre-tax gain			77,000	(848,000)
Interest Rate Swap
Derivative [Line Items]
Hedge Ineffectiveness Incurred			$ 0	0
Interest Rate Swap | Automotive Segments
Derivative [Line Items]
Derivative maturity period	10 years
Currency Related Swap
Derivative [Line Items]
One-time pre-tax gain		9,949,000		$ 9,949,000
Final cash settlement payment		$ 7,593,000