Net Income (Loss) Per Share (Tables)

3 Months Ended

Mar. 31, 2016

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted

	Three months ended March 31,
In thousands except per share amounts	2016			2015
Net income (loss) available to common stockholders	$	(20,396	)	$	(33,287	)
Weighted average shares:
Basic	150,249			102,580
Effect of stock-based compensation plans	—			—
Diluted	150,249			102,580
Income (loss) per share:
Basic	$	(0.14	)	$	(0.32	)
Diluted	$	(0.14	)	$	(0.32	)