Net Income (Loss) per Share (Tables)

9 Months Ended

Sep. 30, 2017

Earnings Per Share [Abstract]

Schedule of earnings per share

The following table sets forth the competition of basic and diluted net income (loss) per share during three and nine months ended September 30, 2017 and 2016 (in thousands, except per share amounts):

	Three months ended September 30,					Nine months ended September 30,
	2017			2016		2017			2016
Numerator:
Net income (loss)	$	(10,226	)	$	1,437	$	(23,966	)	$	(3,298	)
Denominator:
Weighted average common stock shares used in computing net income (loss) per share, basic	48,147			40,940		45,568			40,504
Effect of dilutive shares	—			1,194		—			—
Weighted average common stock shares used in computing net income (loss) per share, diluted	48,147			42,134		45,568			40,504
Net income (loss) per share, basic	(0.21		)	$	0.04	(0.53		)	$	(0.08	)
Net income (loss) per share, diluted	(0.21		)	$	0.03	(0.53		)	$	(0.08	)

Securities not included in the net loss per common share calculations

The following shares were not considered in the computation of diluted net income (loss) per share because their effect was anti-dilutive (in thousands):

	Three Months Ended September 30,		Nine Months Ended September 30,
	2017	2016	2017	2016
Shares of common stock issuable pursuant to equity awards outstanding under the Equity Incentive Plan	7,494	2,149	7,494	5,371
Shares of common stock issuable upon exercise of outstanding warrants	—	73	—	73
Total shares excluded as anti-dilutive	7,494	2,222	7,494	5,444