Stock-Based Benefit Plans

3 Months Ended

Jan. 31, 2016

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 nonemployee 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):

	Three months ended January 31,
	2016		2015
Total stock-based compensation expense recognized	$	9,223	$	7,446
Income tax benefit recognized	$	3,555	$	2,809

At January 31, 2016 and October 31, 2015, the aggregate unamortized value of outstanding stock-based compensation awards was approximately $44.7 million and $25.2 million, respectively.