Net Income (Loss) per Share (Tables)

6 Months Ended

Jun. 27, 2015

Schedule of Calculation of Numerator and Denominator in Earnings Per Share

A reconciliation of the numerator and denominator used in the calculation of basic and diluted net income (loss) per share is as follows (in thousands):



	Three Months Ended					Six Months Ended
	June 27, 2015		June 28, 2014			June 27, 2015		June 28, 2014
Numerator:
Net income (loss) used in computing basic and diluted net loss per share	$	838	$	(4,326	)	$	1,621	$	(17,037	)
Denominator:
Weighted-average shares used in computing basic net income (loss) per share	58,109		55,812			57,532		55,431
Add potentially dilutive securities	985		—			1,342		—
Weighted-average shares used in computing basic and diluted net income (loss) per share	59,094		55,812			58,874		55,431

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share

The following table sets forth the weighted-average number of all potentially dilutive securities excluded from the computation in the table above because their effect would have been anti-dilutive (in thousands):



	Three Months Ended		Six Months Ended
	June 27, 2015	June 28, 2014	June 27, 2015	June 28, 2014
Options to purchase common stock	1,948	2,981	2,059	3,133
Restricted stock units	—	—	197	3
Employee stock purchase plan	—	26	—	16
Total potentially dilutive securities	1,948	3,007	2,256	3,152