Note 8 — Basic and Diluted Net Income (Loss) Per Share

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

	Three Months Ended				Nine Months Ended
	September 29,		September 30,		September 29,		September 30,
	2017		2016		2017		2016
Numerator:
Net income (loss)	$	1,173	$	(1,778)	$	(2,001)	$	(11,962)
Denominator:
Weighted average common shares outstanding		41,131		40,501		40,960		40,242
Less: Unvested restricted stock		21		15		21		15
Denominator for basic and diluted calculation		41,110		40,486		40,939		40,227
Effect of dilutive shares:
Options		837		—		—		—
Restricted stock and units		157		—		—		—
Denominator for diluted calculation		42,104		40,486		40,939		40,227
Net income (loss) per share – basic	$	0.03	$	(0.04)	$	(0.05)	$	(0.30)
Net income (loss) per share – diluted	$	0.03	$	(0.04)	$	(0.05)	$	(0.30)

The following table sets forth the weighted average number of options to purchase shares of common stock and restricted stock and units, which were not included in the calculation of diluted per share amounts because the effects would be anti-dilutive (in thousands).

	Three Months Ended				Nine Months Ended
	September 29,		September 30,		September 29,		September 30,
	2017		2016		2017		2016
Options		1,545		2,134		2,497		2,937
Restricted stock and units		—		60		159		48
Total		1,545		2,194		2,656		2,985