NET INCOME (LOSS) PER SHARE (Tables)

3 Months Ended

Mar. 31, 2019

Earnings Per Share [Abstract]

Schedule of calculation of basic and diluted earnings per common share

Basic and diluted earnings per common share are calculated as follows:

	Three Months Ended March 31,
(in thousands, except for per share amounts)	2019			2018
Basic net income (loss) per share
Net income (loss)	$	(14,301	)	$	33,824
Denominator	64,239			63,503
Basic net income (loss) per share	$	(0.22	)	$	0.53
Diluted net income (loss) per share
Numerator:
Net income (loss)	$	(14,301	)	$	33,824
Add: Interest Expense on convertible debt, net of tax	—			5,187
Denominator:
Denominator for basic net income (loss) per share	64,239			63,503
Add effect of diluted securities:
Stock options and equivalents and convertible debt	—			18,374
Denominator for diluted net income (loss) per share	64,239			81,877
Diluted net income (loss) per share	$	(0.22	)	$	0.48

Schedule of anti-dilutive securities excluded from computation of diluted net (loss) income per share

The following table sets forth outstanding potentially dilutive common shares that are not included in the computation of diluted net income (loss) per share because to do so would be anti-dilutive:

	Three Months Ended March 31,
(in thousands)	2019	2018
Convertible debt	17,931	—
Stock options and equivalents	6,103	4,248
Total potentially dilutive common shares	24,034	4,248