Annual report pursuant to Section 13 and 15(d)

Consolidated Statement of Changes in Stockholders' Equity (Parenthetical)

v3.19.1
Consolidated Statement of Changes in Stockholders' Equity (Parenthetical)
12 Months Ended
Dec. 31, 2018
USD ($)
shares
Statement of Stockholders' Equity [Abstract]  
Common stock, shares exchanged | shares 2,090,301
Conversion of stock, costs $ 82,502
Issuance of common stock units for cash, cost 308,830
Issuance of common stock units for a clinical trial funding commitment, cost $ 168,457