Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Cash Flows (Unaudited) (Parenthetical)

v3.19.2
Condensed Consolidated Statements of Cash Flows (Unaudited) (Parenthetical)
6 Months Ended
Jun. 30, 2018
USD ($)
Statement of Cash Flows [Abstract]  
Proceeds from public offering, gross $ 18,504,320
Issuance costs $ 2,261,265