Stockholders Deficit - Additional Information (Details) - USD ($)			1 Months Ended	9 Months Ended
	Jun. 30, 2017	Apr. 30, 2017	Jan. 31, 2017	Sep. 30, 2017
Class Of Stock [Line Items]
Issuance of common stock from the ATM Offering, Shares				4,132,857
Gross proceeds from issuance of common stock				$ 17,400,000
Other offering expenses paid and payable				200,000
Net proceeds from issuance of common stock				16,700,000
Restricted Stock Units R S U
Class Of Stock [Line Items]
Unrecognized compensation expense				$ 40,090
Compensation expense period expected to be recognized				2 years 2 months 13 days
Two Thousand Fourteen Equity Incentive Plan | Employee Stock Option
Class Of Stock [Line Items]
Unrecognized compensation expense				$ 1,266,892
Compensation expense period expected to be recognized				1 year 8 months 27 days
Board Of Directors
Class Of Stock [Line Items]
Retirement of treasury stock, shares			1,396
Sales Agreement
Class Of Stock [Line Items]
Common stock selling price per share		$ 0.001
Common stock aggregate offering price	$ 40,000,000	$ 20,000,000