Common Stock (Tables)

12 Months Ended

Dec. 31, 2016

Equity [Abstract]

Schedule of Common Share Reserved for Future Issuance

The Company had reserved shares of common stock, on an as-converted basis, for future issuance as follows:

	December 31,
	2016		2015
Options issued and outstanding		10,690,156		9,931,229
Shares available for future stock option grants		5,011,459		4,810,271
Common stock warrants		97,621		929,437
Total		15,799,236		15,670,937