Net Income (Loss) Per Share (Tables)

12 Months Ended

Dec. 31, 2016

Earnings Per Share [Abstract]

Reconciliation of the basic and diluted net income (loss) per share computations

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

	Years Ended
	December 31, 2016		December 26, 2015		December 27, 2014
Weighted average common shares outstanding used in    basic net income (loss) per share calculation		24,655		24,059		23,958
Potential dilutive common stock equivalents,    using treasury stock method		498		316		—
Weighted average shares used in diluted net income    (loss) per share calculation		25,153		24,375		23,958