Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Balance Sheets (Parenthetical)

v3.19.3
Condensed Consolidated Balance Sheets (Parenthetical) - $ / shares
Sep. 30, 2019
Dec. 31, 2018
Class A Common Stock [Member]    
Common stock, par value $ 0.0001 $ 0.0001
Common stock, shares authorized 150,000,000 150,000,000
Common stock, shares issued 12,984,971 12,500,139
Common stock, shares outstanding 12,984,971 12,500,139
Class B Common Stock [Member]    
Common stock, par value $ 0.0001 $ 0.0001
Common stock, shares authorized 50,000,000 50,000,000
Common stock, shares issued 5,400,000 5,400,000
Common stock, shares outstanding 5,400,000 5,400,000