Basis of Presentation (Tables)

6 Months Ended

Jun. 30, 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 outstanding used in the basic and diluted net income per common share calculations for the periods indicated:

	Three Months Ended June 30,		Six Months Ended June 30,
In thousands	2013	2012	2013	2012
Basic weighted average common shares outstanding	368,850	387,159	369,122	386,764
Potentially dilutive securities:
Restricted stock, stock options, SARs and performance-based equity awards	3,119	3,543	3,295	4,059
Diluted weighted average common shares outstanding	371,969	390,702	372,417	390,823