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Earnings Per Share
3 Months Ended
Sep. 30, 2015
Earnings Per Share [Abstract]  
Earnings Per Share
Earnings Per Share Attributable to Cardinal Health, Inc.
The following table reconciles the number of common shares used to compute basic and diluted earnings per share attributable to Cardinal Health, Inc.:
 
Three Months Ended September 30
(in millions)
2015
 
2014
Weighted-average common shares–basic
328

 
336

 
 
 
 
Effect of dilutive securities:
 
 
 
Employee stock options, restricted share units, and performance share units
3

 
4

Weighted-average common shares–diluted
331

 
340


The potentially dilutive employee stock options, restricted share units, and performance share units that were antidilutive for the three months ended September 30, 2015, and 2014 were 2 million and 1 million, respectively.