Derivative Instruments (Tables)

3 Months Ended

Apr. 01, 2018

Derivative Instruments and Hedging Activities Disclosure [Abstract]

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



	April 1, 2018			December 31, 2017
Currency	Notional Value	USD Equivalent		Notional Value	USD Equivalent
Derivatives Not Designated as Hedging Instruments:
Japanese Yen	565,000	$	5,299	455,000	$	4,049
Swiss Franc	1,600	2,072		1,365	1,401
British Pound	1,300	1,824		1,650	2,232
Hungarian Forint	400,000	1,576		545,000	2,110
Taiwanese Dollar	43,000	1,480		37,725	1,278
Korean Won	655,000	616		1,825,000	1,708

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	Fair Value				Balance	Fair Value
	Sheet Location	April 1, 2018		December 31, 2017		Sheet Location	April 1, 2018		December 31, 2017
Derivatives Designated as Hedging Instruments:
Cash flow hedge forward contracts	Prepaid expenses and other current assets	$	—	$	—	Accrued expenses	$	—	$	—

Economic hedge forward contracts	Prepaid expenses and other current assets	$	4	$	16	Accrued expenses	$	18	$	13

Offsetting Assets

The following table presents 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
	April 1, 2018		December 31, 2017			April 1, 2018		December 31, 2017
Gross amounts of recognized assets	$	4	$	16	Gross amounts of recognized liabilities	$	18	$	13
Gross amounts offset	—		—		Gross amounts offset	—		—
Net amount of assets presented	$	4	$	16	Net amount of liabilities presented	$	18	$	13

Derivative Instruments, Gain (Loss)

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



	Location in Financial Statements	Three-months Ended
	Location in Financial Statements	April 1, 2018			April 2, 2017
Derivatives Designated as Hedging Instruments:
Gains (losses) recorded in shareholders' equity (effective portion)	Accumulated other comprehensive income (loss), net of tax	$	—		$	10
Gains (losses) reclassified from accumulated other comprehensive income (loss) into current operations (effective portion)	Revenue	$	—		$	(55	)
	Research, development, and engineering expenses	—			3
	Selling, general, and administrative expenses	—			8
	Total gains (losses) reclassified from accumulated other comprehensive income (loss) into current operations	$	—		$	(44	)
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)	$	(310	)	$	(81	)