Net Loss Per Share (Tables)

6 Months Ended

Jun. 30, 2014

Calculation of Net Income (Loss) and Number of Shares Used to Compute Basic and Diluted Earnings Per Share

The calculation of net loss and the number of shares used to compute basic and diluted earnings per share for the three-month and six-month periods ended June 30, 2014 and 2013 are as follows:

	Three Months Ended June 30,						Six Months Ended June 30,
In thousands, except per share data	2014			2013			2014			2013
Net loss	$	(56,921	)	$	(68,985	)		(106,743	)	$	(133,655	)
Net loss per share – basic and diluted	$	(0.30	)	$	(0.37	)		(0.57	)	$	(0.74	)
Weighted average shares – basic and diluted		186,815			184,726			186,535			181,651