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Earnings per Share (Tables)
9 Months Ended
Jun. 30, 2014
Earnings Per Share [Abstract]  
Reconciliation of Weighted Average Common Shares Outstanding for Purposes of Calculating Basic and Diluted Earnings Per Share
Below is a reconciliation of weighted average common shares outstanding for purposes of calculating basic and diluted earnings per share (in thousands):
 
Three months ended
June 30,
 
Nine months ended
June 30,
 
2014
 
2013
 
2014
 
2013
Weighted average common shares outstanding used in computing basic earnings per share
66,751

 
66,041

 
66,583

 
65,831

Dilutive common stock options and restricted stock units
902

 
646

 
945

 

Weighted average common shares outstanding for purposes of computing diluted earnings per share
67,653

 
66,687

 
67,528

 
65,831