Quarterly report pursuant to Section 13 or 15(d)

Consolidated Statements of Comprehensive Loss

v3.19.3
Consolidated Statements of Comprehensive Loss - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Statement of Comprehensive Income [Abstract]        
Net loss $ (5,359,118) $ (4,377,747) $ (2,439,009) $ (43,620,120)
Other comprehensive gain:        
Unrealized gain on available-for-sale securities   24,677 30,300 55,445
Comprehensive loss $ (5,359,118) $ (4,353,070) $ (2,408,709) $ (43,564,675)