Quarterly report pursuant to Section 13 or 15(d)

Condensed Balance Sheets (Parenthetical)

v3.19.2
Condensed Balance Sheets (Parenthetical) - $ / shares
Jun. 30, 2019
Dec. 31, 2018
Preferred Stock par value $ 0.0001  
Preferred Stock, shares authorized 5,000,000  
Common stock par value $ 0.0001 $ 0.0001
Common stock, shares authorized 100,000,000 100,000,000
Common stock, shares issued 23,186,931 9,870,873
Common stock, shares outstanding 23,186,931 9,870,873
Series C Preferred Stock [Member]    
Preferred Stock par value $ 0.0001 $ 0.0001
Preferred Stock, shares authorized 4,268 0
Preferred Stock, shares issued 4,268 0
Preferred Stock, shares outstanding 4,268 0
Preferred Stock, liquidation preference