Intangible Assets (Tables)

12 Months Ended

Oct. 31, 2019

Intangible Assets, Net (Excluding Goodwill) [Abstract]

Intangible assets

As of the dates indicated, intangible assets are comprised of the following (in thousands):

	October 31,
	2019							2018
	Gross Intangible		Accumulated Amortization			Net Intangible		Gross Intangible		Accumulated Amortization			Net Intangible
Developed technology	$	373,526	$	(308,261	)	$	65,265	$	373,581	$	(285,233	)	$	88,348
Patents and licenses	3,565		(2,244		)	1,321		3,565		(1,958		)	1,607
Customer relationships, covenants not to compete, outstanding purchase orders and contracts	374,381		(328,186		)	46,195		374,620		(316,350		)	58,270
Total intangible assets	$	751,472	$	(638,691	)	$	112,781	$	751,766	$	(603,541	)	$	148,225

Expected future amortization of finite-lived intangible assets

Expected future amortization of intangible assets for the fiscal years indicated is as follows (in thousands):

Year Ended October 31,
2020	$	34,008
2021	30,830
2022	24,809
2023	10,000
2024	6,948
Thereafter	6,186
	$	112,781