Net Income (Loss) Per Share - (Tables)

3 Months Ended

Mar. 31, 2020

Earnings Per Share [Abstract]

Calculations of Net Income (Loss) Per Share

The table below shows the calculations for the three months ended March 31, 2020 and 2019, (in thousands, except for per share data).

	Three Months Ended March 31,
	2020			2019
Numerator (both basic and diluted)
Net income (loss) relevant to common stockholders	$	(7,804	)	$	69,805
Denominator
Denominator for basic income (loss) per share	100,687			100,232
Dilutive effect of stock options	—			3,160
Dilutive effect of performance share units	—			555
Dilutive effect of restricted stock units	—			176
Denominator for diluted income (loss) per share	100,687			104,123
Basic income (loss) per share	$	(0.08	)	$	0.70
Diluted income (loss) per share	$	(0.08	)	$	0.67

Schedule of Antidilutive Securities

    As shown in the table below, the following stock options, restricted stock units and performance stock units outstanding as of March 31, 2020 and 2019, respectively, have not been included in the calculation of diluted income (loss) per common share because they will be anti-dilutive to the calculation of diluted net income (loss) per common share.

(In thousands)
	2020	2019
Stock options	4,230	—
Restricted stock units	1,228	—
Performance stock units	1,051	—
Total	6,509	—