Stock Compensation (Tables)

3 Months Ended

Jan. 31, 2018

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Stock Compensation Arrangements

The compensation cost recognized in the unaudited condensed consolidated statements of operations for the Company’s stock compensation arrangements was as follows:

	Three Months Ended   January 31,
	2018			2017
	(in thousands)
Cost of products	$	3,383		$	2,999
Cost of maintenance and service	1,247			861
Research and development expense	15,396			12,884
Sales and marketing expense	6,621			5,129
General and administrative expense	5,676			3,961
Stock compensation expense before taxes	32,323			25,834
Income tax benefit	(6,038		)	(7,071		)
Stock compensation expense after taxes	$	26,285		$	18,763

Schedule of Intrinsic Value of Equity Awards Exercised

The intrinsic values of equity awards exercised during the periods are as follows:

	Three Months Ended   January 31,
	2018		2017
	(in thousands)
Intrinsic value of awards exercised	$	18,775	$	6,287