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Stock-Based Benefit Plans
6 Months Ended
Apr. 30, 2015
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Stock-Based Benefit Plans
Stock-Based Benefit Plans
We grant stock options and various types of restricted stock units to our employees and our non-employee directors. Additionally, we have an employee stock purchase plan that allows employees to purchase our stock at a discount.
Information regarding the amount of total stock-based compensation expense and tax benefit recognized by us, for the periods indicated, is as follows (amounts in thousands):
 
Six months ended April 30,
 
Three months ended April 30,
 
2015
 
2014
 
2015
 
2014
Total stock-based compensation expense recognized
$
12,552

 
$
12,294

 
$
5,106

 
$
4,625

Income tax benefit recognized
$
4,736

 
$
4,619

 
$
1,927

 
$
1,647


At April 30, 2015 and October 31, 2014, the aggregate unamortized value of outstanding stock-based compensation awards was approximately $34.8 million and $24.0 million, respectively.