Basic and Diluted Net Income Per Share (Tables)

6 Months Ended

Jun. 28, 2019

Earnings Per Share [Abstract]

Summary of Computation of Basic and Diluted Net Income Per Share

The following table sets forth the computation of basic and diluted net income per share (in thousands except per share amounts):

	Three Months Ended						Six Months Ended
	June 28, 2019			June 29, 2018			June 28, 2019			June 29, 2018
Numerator:
Net income	$	3,914		$	1,830		$	5,281		$	2,413
Denominator:
Weighted average common shares:
Common shares outstanding		44,489			41,734			44,368			41,579
Less:  Unvested restricted stock		(10	)		(11	)		(11	)		(11	)
Denominator for basic calculation		44,479			41,723			44,357			41,568
Weighted average effects of potentially diluted common stock:
Stock options		2,149			2,037			2,292			1,800
Unvested restricted stock		97			17			185			17
Restricted stock units		8			222			8			269
Denominator for diluted calculation		46,733			43,999			46,842			43,654
Net income per share:
Basic	$	0.09		$	0.04		$	0.12		$	0.06
Diluted	$	0.08		$	0.04		$	0.11		$	0.06

Schedule of Anti-dilutive Securities Excluded from Computation of Earnings Per Share

	Three Months Ended				Six Months Ended
	June 28, 2019		June 29, 2018		June 28, 2019		June 29, 2018
Stock options		1,991		554		1,256		539
Restricted stock and restricted stock units		1		2		—		1
Total		1,992		556		1,256		540