Derivative Instruments (Tables)

12 Months Ended

Dec. 31, 2016

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Schedule of Notional Amounts of Outstanding Derivative Positions

The Company had the following outstanding forward contracts (in thousands):

	December 31, 2016			December 31, 2015
Currency	Notional Value	USD Equivalent		Notional Value	USD Equivalent
Derivatives Designated as Hedging Instruments:
United States Dollar	—	$	—	16,720	$	16,720
Japanese Yen	342,500	2,960		942,500	7,605
Hungarian Forint	39,000	130		547,000	1,893
Singapore Dollar	150	97		2,063	1,425
Canadian Dollar	—	—		41	37
British Pound	—	—		25	34
Derivatives Not Designated as Hedging Instruments:
Japanese Yen	650,000	$	5,554	700,000	$	5,800
British Pound	1,350	1,658		1,650	2,441
Korean Won	1,750,000	1,450		1,400,000	1,187
Hungarian Forint	425,000	1,448		250,000	857
Singapore Dollar	1,350	929		1,525	1,074
Taiwanese Dollar	26,000	802		26,425	800

Schedule of Derivative Instruments in Statement of Financial Position, Fair Value

Information regarding the fair value of the outstanding forward contracts was as follows (in thousands):

	Asset Derivatives					Liability Derivatives
	Balance Sheet Location	Fair Value				Balance Sheet Location	Fair Value
		December 31, 2016		December 31, 2015			December 31, 2016		December 31, 2015
Derivatives Designated as Hedging Instruments:
Cash flow hedge forward contracts	Prepaid expenses and other current assets	$	43	$	441	Accrued expenses	$	—	$	201
Derivatives Not Designated as Hedging Instruments:
Economic hedge forward contracts	Prepaid expenses and other current assets	$	1	$	9	Accrued expenses	$	11	$	43

Offsetting Assets

The following table summarizes the gross activity for all derivative assets and liabilities which were presented on a net basis on the Consolidated Balance Sheets due to the right of offset with each counterparty (in thousands):

Asset Derivatives							Liability Derivatives
	December 31, 2016			December 31, 2015				December 31, 2016		December 31, 2015
Gross amounts of recognized assets	$	117		$	479		Gross amounts of recognized liabilities	$	11	$	279
Gross amounts offset	(73		)	(29		)	Gross amounts offset	—		(35		)
Net amount of assets presented	$	44		$	450		Net amount of liabilities presented	$	11	$	244

Derivative Instruments, Gain (Loss)

Information regarding the effect of derivative instruments, net of the underlying exposure, on the consolidated financial statements was as follows (in thousands):

	Location in Financial Statements	Year Ended December 31,
		2016			2015			2014
Derivatives Designated as Hedging Instruments:
Gains (losses) recorded in shareholders' equity (effective portion)	Accumulated other comprehensive income (loss), net of tax	$	37		$	206		$	32
Gains (losses) reclassified from accumulated other comprehensive income (loss) into current operations (effective portion)	Revenue	$	(438	)	$	(387	)	$	(14	)
	Research, development, and engineering expenses	13			14			(42		)
	Selling, general, and administrative expenses	27			172			10
	Total gains (losses) reclassified from accumulated other comprehensive income (loss) into current operations	$	(398	)	$	(201	)	$	(46	)
Gains (losses) recognized in current operations (ineffective portion and discontinued derivatives)	Foreign currency gain (loss)	$	—		$	—		$	—
Derivatives Not Designated as Hedging Instruments:
Gains (losses) recognized in current operations	Foreign currency gain (loss)	$	(515	)	$	(13	)	$	247

Schedule of Derivative Instruments, Effect on Other Comprehensive Income (Loss)

The following table summarizes the changes in accumulated other comprehensive income (loss), net of tax, related to derivative instruments (in thousands):

Balance as of December 31, 2014	$	32
Net unrealized loss on cash flow hedges	(27		)
Reclassification of net realized loss on cash flow hedges into current operations	201
Balance as of December 31, 2015	206
Net unrealized loss on cash flow hedges	(567		)
Reclassification of net realized loss on cash flow hedges into current operations	398
Balance as of December 31, 2016	$	37