Quarterly report pursuant to Section 13 or 15(d)

Net Income (Loss) Per Share - Calculation of net income per share (Details)

v3.20.2
Net Income (Loss) Per Share - Calculation of net income per share (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Numerator (both basic and diluted)    
Net income (loss) relevant to common stockholders $ (7,804) $ 69,805
Denominator    
Denominator for basic earnings (loss) per share (in shares) 100,687 100,232
Denominator for diluted income (loss) per share (in shares) 100,687 104,123
Basic income (loss) per common share (in dollars per share) $ (0.08) $ 0.70
Diluted income (loss) per common share (in dollars per share) $ (0.08) $ 0.67
Antidilutive securities excluded from computation of earnings per share, amount (in shares) 6,509 0
Stock options    
Denominator    
Dilutive effect of share based payment (in shares) 0 3,160
Performance stock units    
Denominator    
Dilutive effect of share based payment (in shares) 0 555
Restricted stock units    
Denominator    
Dilutive effect of share based payment (in shares) 0 176
Stock options    
Denominator    
Antidilutive securities excluded from computation of earnings per share, amount (in shares) 4,230 0
Restricted stock units    
Denominator    
Antidilutive securities excluded from computation of earnings per share, amount (in shares) 1,228 0
Performance stock units    
Denominator    
Antidilutive securities excluded from computation of earnings per share, amount (in shares) 1,051 0