Stock-Based Benefit Plans

9 Months Ended

Jul. 31, 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 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):

	Nine months ended July 31,				Three months ended July 31,
	2015		2014		2015		2014
Total stock-based compensation expense recognized	$	17,694	$	16,985	$	5,142	$	4,691
Income tax benefit recognized	$	6,694	$	6,388	$	1,958	$	1,769

At July 31, 2015 and October 31, 2014, the aggregate unamortized value of outstanding stock-based compensation awards was approximately $30.1 million and $24.0 million, respectively.