Net Income (Loss) Per Share (Tables)

12 Months Ended

Dec. 29, 2017

Earnings Per Share [Abstract]

Basic and Diluted Net Income (Loss) Per Share

The following is a reconciliation of the numerators and denominators used in computing basic and diluted net income (loss) per share (in thousands):

	Year Ended
	December 29,		December 30,		December 25,
	2017		2016		2015
Numerator:
Net income (loss)	$	75,085	$	10,051	$		(10,732	)
Denominator:
Shares used in computation — basic:
Weighted average common shares outstanding		33,409		32,632			31,564
Shares used in computation — diluted:
Weighted average common shares outstanding		33,409		32,632			31,564
Dilutive effect of common shares outstanding    subject to repurchase		878		485		—
Dilutive effect of options outstanding		16		33		—
Shares used in computing diluted net income    (loss) per share		34,303		33,150			31,564
Net income (loss) per share — basic	$	2.25	$	0.31	$		(0.34	)
Net income (loss) per share — diluted	$	2.19	$	0.30	$		(0.34	)

Summary of Outstanding Securities Excluded in Computation of Diluted Net Income (Loss) Per Share

The Company had securities outstanding which could potentially dilute basic earnings per share in the future, but the incremental shares from the assumed exercise of these securities were excluded in the computation of diluted net income (loss) per share, as their effect would have been anti-dilutive. Such outstanding securities consist of the following (in thousands):

	Year Ended
	December 29,	December 30,		December 25,
	2017	2016		2015
Outstanding options	none		174		261