Annual report pursuant to Section 13 and 15(d)

Employee Benefit Plan

Employee Benefit Plan
12 Months Ended
Dec. 31, 2016
Compensation and Retirement Disclosure [Abstract]  
Employee Benefit Plan
13. Employee Benefit Plan
The Company has established a 401(k) tax‑deferred savings plan (the “401(k) Plan”), which permits participants to make contributions by salary deduction pursuant to Section 401(k) of the Internal Revenue Code. The Company is responsible for administrative costs of the 401(k) Plan. The Company may, at its discretion, make matching contributions to the 401(k) Plan. No employer contributions have been made to date.