Subsequent Events

3 Months Ended

Mar. 31, 2018

Subsequent Events [Abstract]

Subsequent Events

15. Subsequent Events

In April 2018, the Company entered into a lease agreement to lease approximately 24,630 additional square feet of office space located in Mountain View, California. The lease expires on the seventh anniversary of the commencement date, and the Company has the option to extend the term of the lease for a period of 5 years.

In April 2018, the Series A convertible preferred stock the Company sold in the March 2018 Direct Registered Offering was converted into common stock (see Note 9).