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Stockholders' Equity (Deficit) (Tables)

12 Months Ended

Dec. 31, 2016

Equity [Abstract]

Schedule of reserved shares of common stock for issuance

As of December 31, 2016 and 2015, the Company had reserved shares of common stock for issuance as follows:

	December 31,
	2016			2015
Stock options and restricted stock units issued and outstanding	5,251,832			4,179,521
Stock options and restricted stock units available for grant under stock option plans	887,724			1,058,359
Common stock available for the Employee Stock Purchase Plan	609,053			750,000
Total	6,748,609			5,987,880

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Tabular disclosure of number of common shares reserved for future issuance.

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