NET LOSS PER SHARE (Tables)

3 Months Ended

Mar. 31, 2017

NET LOSS PER SHARE

Schedule of calculation of basic and diluted earnings per common share

	Three Months Ended March 31,
(in thousands, except for per share amounts)	2017		2016
Basic and diluted net loss per share
Net loss	$	(26,741)	$	(20,917)
Denominator		62,129		60,898
Basic and diluted net loss per share	$	(0.43)	$	(0.34)

Schedule of antidilutive securities excluded from computation of diluted net income per share

	March 31,	March 31,
(in thousands)	2017	2016
Convertible debt	17,931	17,931
Stock options and equivalents	8,517	9,905
Total potentially dilutive common shares	26,448	27,836