Basis of Presentation (Tables)

3 Months Ended

Mar. 31, 2013

Basis of Presentation (Tables) [Abstract]

Weighted average shares used in the basic and diluted net income per common share

The following is a reconciliation of the weighted average shares used in the basic and diluted net income per common share calculations for the periods indicated:

	Three Months Ended March 31,
In thousands	2013	2012
Basic weighted average common shares	369,396	386,367
Potentially dilutive securities:
Restricted stock, stock options, SARs and performance-based equity awards	3,471	4,576
Diluted weighted average common shares	372,867	390,943