Quarterly report pursuant to Section 13 or 15(d)

Net Loss Per Share - Narrative (Details)

v3.19.3
Net Loss Per Share - Narrative (Details) - shares
3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2019
Common Class B    
Net Loss Per Share (Textual)    
Antidilutive securities (in shares) 5,988,485 5,988,485
Class C Common Stock    
Net Loss Per Share (Textual)    
Antidilutive securities (in shares) 77,791,218 77,791,218
Stock Options    
Net Loss Per Share (Textual)    
Antidilutive securities (in shares) 632,847 632,847