Changes in Stockholders' Equity and Accumulated Other Comprehensive Loss

9 Months Ended

Oct. 01, 2016

Stockholders' Equity Note [Abstract]

Changes in Stockholders' Equity and Accumulated Other Comprehensive Loss

Changes in Stockholders' Equity and Accumulated Other Comprehensive Loss

(In thousands)	Common stock		Additional Paid-in  capital		Accumulated deficit			Accumulated other comprehensive loss			Total
Balances, January 2, 2016	$	1,187	$	660,089	$	(352,846	)	$	(2,910	)	$	305,520
Net loss for the nine months ended October 1, 2016	—		—		(45,935		)	—			(45,935		)
Unrealized loss related to marketable securities, net of tax	—		—		—			(88		)	(88		)
Reclassification adjustment for losses related to marketable securities included in other income (expense), net of tax	—		—		—			38			38
Translation adjustments, net of tax	—		—		—			(579		)	(579		)
Common stock issued in connection with the exercise of stock options, ESPP and vested RSUs, net of tax	23		2,448		—			—			2,471
Stock-based compensation expense related to stock options, ESPP and RSUs	—		12,106		—			—			12,106
Defined benefit pension, net of actuarial losses	—		—		—			141			141
Balances, October 1, 2016	$	1,210	$	674,643	$	(398,781	)	$	(3,398	)	$	273,674