Quarterly report pursuant to Section 13 or 15(d)

Net Income (Loss) Per Share (Antidilutive Securities) (Details)

v3.19.2
Net Income (Loss) Per Share (Antidilutive Securities) (Details) - shares
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Common share equivalents for securities that were anti-dilutive and therefore excluded from the computation of diluted earnings per share        
Anti-dilutive securities excluded from computation of diluted loss per share (in shares) 0 11,752,444 11,907,504 7,802,871
Stock options        
Common share equivalents for securities that were anti-dilutive and therefore excluded from the computation of diluted earnings per share        
Anti-dilutive securities excluded from computation of diluted loss per share (in shares) 0 2,077,874 1,654,241 9,045
Unvested restricted stock units and awards        
Common share equivalents for securities that were anti-dilutive and therefore excluded from the computation of diluted earnings per share        
Anti-dilutive securities excluded from computation of diluted loss per share (in shares) 0 1,880,744 1,989,437 0
Warrants        
Common share equivalents for securities that were anti-dilutive and therefore excluded from the computation of diluted earnings per share        
Anti-dilutive securities excluded from computation of diluted loss per share (in shares) 0 0 470,000 0
Convertible Notes        
Common share equivalents for securities that were anti-dilutive and therefore excluded from the computation of diluted earnings per share        
Anti-dilutive securities excluded from computation of diluted loss per share (in shares) 0 7,793,826 7,793,826 7,793,826