Share-Based Compensation Expense

3 Months Ended

Jan. 31, 2018

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

SHARE-BASED COMPENSATION EXPENSE

The following table summarizes share-based compensation expense for the periods indicated (in thousands):



	Quarter Ended January 31,
	2018		2017
Product costs	$	672	$	561
Service costs	625		628
Share-based compensation expense included in cost of sales	1,297		1,189
Research and development	3,255		3,209
Sales and marketing	3,328		2,873
General and administrative	4,474		5,453
Share-based compensation expense included in operating expense	11,057		11,535
Share-based compensation expense capitalized in inventory, net	39		101
Total share-based compensation	$	12,393	$	12,825

As of January 31, 2018, total unrecognized share-based compensation expense was approximately $100.1 million, consisting of: (i) $0.1 million, which relates to unvested stock options and is expected to be recognized over a weighted-average period of 0.8 years; and (ii) $100.0 million, which relates to unvested restricted stock units and is expected to be recognized over a weighted-average period of 1.7 years.