Derivatives and Hedging - Additional Information (Detail) - USD ($)	1 Months Ended	3 Months Ended		9 Months Ended
	Jan. 31, 2015	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Derivative [Line Items]
Maximum maturity for foreign currency derivatives				12 months
Forward points expensed on derivatives				$ 118,000
Net losses from accumulated other comprehensive income (loss) into net earnings during the next 12 months		$ 1,152,000		1,152,000
Effect of Cash Flow Hedges on Results of Operations [Abstract]
Gain (Loss) Recognized in Other Comprehensive Income (Effective Portion)				(3,345,000)
Gain (Loss) in other income (expense) as a result of ineffectiveness				0
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance				(11,813,000)
Change in fair value of derivative instruments				(3,345,000)
Foreign currency translation adjustments				4,195,000
Ending balance		(9,326,000)		(9,326,000)
Income tax (expense) benefit related to items of other comprehensive income		(31,000)	$ 0	31,000	$ 0
Less: Comprehensive income attributable to non-controlling interest		76,000	0	76,000	0
Accumulated other comprehensive loss		(9,219,000)		(9,219,000)		$ (11,813,000)
Foreign currency losses		1,244,000	3,909,000	(527,000)	(1,254,000)
Foreign Exchange Forward | Cost Of Goods Sold
Derivative [Line Items]
Derivative Instruments, Loss Reclassified from Accumulated OCI into Income, Effective Portion		607,000		879,000
Net gains in other income (expense) as a result of ineffectiveness			1,018,000		1,130,000
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Amounts reclassified from AOCI				879,000
Foreign Exchange Forward | Sales Revenue, Net
Derivative [Line Items]
Derivative Instruments, Loss Reclassified from Accumulated OCI into Income, Effective Portion		202,000		758,000
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Amounts reclassified from AOCI				758,000
Foreign Exchange Forward | Other Nonoperating Income (Expense)
Derivative [Line Items]
Net gains in other income (expense) as a result of ineffectiveness			62,000		683,000
Designated as Hedging Instrument | Foreign Exchange Contract
Derivative [Line Items]
Notional amounts of derivatives		34,278,000		34,278,000		55,938,000
Not Designated as Hedging Instrument | Foreign Exchange Contract
Derivative [Line Items]
Notional amounts of derivatives		78,078,000		78,078,000		$ 43,098,000
Cash Flow Hedging | Designated as Hedging Instrument
Effect of Cash Flow Hedges on Results of Operations [Abstract]
Gain (Loss) Recognized in Other Comprehensive Income (Effective Portion)			(156,000)		1,999,000
Gain Reclassified from Accumulated Other Comprehensive Loss into Earnings (Effective Portion)			1,018,000		1,130,000
Gain (Loss) in other income (expense) as a result of ineffectiveness			$ 590,000		$ 1,211,000
Cash Flow Hedging | Designated as Hedging Instrument | Foreign Exchange Forward
Effect of Cash Flow Hedges on Results of Operations [Abstract]
Gain (Loss) Recognized in Other Comprehensive Income (Effective Portion)		331,000		(3,345,000)
Gain Reclassified from Accumulated Other Comprehensive Loss into Earnings (Effective Portion)		(809,000)		(1,637,000)
Gain (Loss) in other income (expense) as a result of ineffectiveness		$ 0		$ 0
Minimum
Derivative [Line Items]
Maximum maturity for foreign currency cash flow hedge	12 months
Maximum
Derivative [Line Items]
Maximum maturity for foreign currency cash flow hedge	15 months