NET LOSS PER SHARE (Tables)

12 Months Ended

Dec. 31, 2015

Given that the Company recorded a net loss for each of the periods presented, there is no difference between basic and diluted net loss per share since the effect of common stock equivalents would be anti-dilutive and are, therefore, excluded from the diluted net loss per share calculation.

	For the Year Ended December 31,
	2015			2014			2013
	(in thousands, except per share amounts)
Net loss		(220,030	)	$	(135,789	)	$	(111,985	)
Weighted-average number of shares of common stock and common stock equivalents outstanding:
Weighted-average number of shares of common stock outstanding for computing basic loss per share		42,290			40,026			33,850
Dilutive effect of outstanding stock awards and stock options after application of the treasury stock method*		—			—			—
Weighted-average number of shares of common stock and dilutive common stock equivalents outstanding for computing diluted loss per share		42,290			40,026			33,850
Net loss per share — basic and diluted	$	(5.20	)	$	(3.39	)	$	(3.31	)

For the year ended December 31, 2015 and 2014, stock options, RSAs and SARs to purchase approximately 6.8 million and 5.4 million shares of common stock, respectively, were excluded from the net loss per share calculation as their effect would have been anti-dilutive.

For the year ended 2013, stock options, RSAs, RSUs, SARs and warrants to purchase approximately 5.2 million shares of common stock were excluded from the net loss per share calculation as their effect would have been anti-dilutive.