Net Income (Loss) per Share Attributable to Common Stockholders (Tables)

The calculations of basic and diluted net income (loss) per share and basic and dilutive weighted-average shares outstanding for the three and six months ended July 1, 2017 and June 25, 2016 were as follows (in thousands, except per share data):



	Three Months Ended					Six Months Ended
	July 1, 2017		June 25, 2016			July 1, 2017		June 25, 2016
Numerator:
Net income (loss) attributable to common stockholders - basic	$	874	$	(3,419	)	$	1,066	$	3,336
Net income attributable to common stockholders - diluted	$	885	$	—		$	1,077	$	—

Denominator:
Weighted-average shares outstanding - basic	29,556		32,136			29,352		32,183

Dilutive impact from:
Options outstanding	1,962		—			1,786		1,052
Restricted stock units	702		—			608		847
Weighted-average shares outstanding - dilutive	32,220		32,136			31,746		34,082

Net income (loss) per share attributable to common stockholders (Basic):
Income (loss) from continuing operations attributable to common stockholders	$	0.03	$	(0.11	)	$	0.04	$	(0.14	)
Income from discontinued operations attributable to common stockholders	—		—			—		0.24
Net income (loss) per share attributable to common stockholders	$	0.03	$	(0.11	)	$	0.04	$	0.10

Net income (loss) per share attributable to common stockholders (Diluted):
Income (loss) from continuing operations attributable to common stockholders	$	0.03	$	(0.11	)	$	0.03	$	(0.13	)
Income from discontinued operations attributable to common stockholders	—		—			—		0.23
Net income (loss) per share attributable to common stockholders	$	0.03	$	(0.11	)	$	0.03	$	0.10

The following equity shares were excluded from the calculation of diluted net income per share from continuing operations and discontinued operations because their effect would have been antidilutive for the periods presented (in thousands):



	Three Months Ended		Six Months Ended
	July 1, 2017	June 25, 2016	July 1, 2017	June 25, 2016
Stock options	1,398	4,452	1,292	617
Restricted stock units	24	2,064	14	1,217
Series A Redeemable Convertible Preferred Stock (as converted to common stock)	4,659	—	4,659	—

The Series A Preferred Stock is considered antidilutive due to the fact that the two-class method was more dilutive when calculating dilutive net income per share attributable to common stockholders.