Segment Disclosure (Tables)

9 Months Ended

Jul. 31, 2020

Segment Reporting [Abstract]

Schedule of Segment Reporting Information

Information by reportable segment was as follows:

	Three Months Ended   July 31,						Nine Months Ended   July 31,
	2020			2019			2020			2019
	(in thousands)
Total Segments:
Revenue	$	964,134		$	852,970		$	2,659,842		$	2,509,613
Adjusted operating income	323,553			216,581			731,890			627,369
Adjusted operating margin	34		%	25		%	28		%	25		%
Semiconductor & System Design:
Revenue	$	870,734		$	769,411		$	2,392,542		$	2,260,372
Adjusted operating income	308,730			207,773			697,273			604,497
Adjusted operating margin	35		%	27		%	29		%	27		%
Software Integrity:
Revenue	$	93,400		$	83,559		$	267,300		$	249,241
Adjusted operating income	14,823			8,808			34,617			22,872
Adjusted operating margin	16		%	11		%	13		%	9		%

Reconciliation of Operating Income From Segment Consolidation

The unallocated expenses managed at a consolidated level, including amortization of intangible assets, stock compensation and other operating expenses, are presented in the table below to provide a reconciliation of the total adjusted operating income from segments to the Company’s consolidated operating income:

	Three Months Ended   July 31,						Nine Months Ended   July 31,
	2020			2019			2020			2019
	(in thousands)
Total segment adjusted operating income	$	323,553		$	216,581		$	731,890		$	627,369
Reconciling items:
Amortization of intangible expense	(23,649		)	(23,714		)	(70,277		)	(77,138		)
Stock-based compensation expense	(61,837		)	(39,453		)	(170,155		)	(114,827		)
Other	(27,469		)	(25,820		)	(67,449		)	(44,894		)
Total operating income	$	210,598		$	127,594		$	424,009		$	390,510

Revenues Related to Operations by Geographic Areas

Revenue related to operations in the United States and other geographic areas were: 

	Three Months Ended   July 31,				Nine Months Ended   July 31,
	2020		2019		2020		2019
	(in thousands)
Revenue:
United States	$	432,692	$	407,408	$	1,245,570	$	1,231,951
Europe	94,297		90,074		277,951		257,502
Korea	96,344		84,968		291,175		272,486
Japan	77,819		65,709		230,586		203,486
Asia Pacific and Other	262,982		204,811		614,560		544,188
Consolidated	$	964,134	$	852,970	$	2,659,842	$	2,509,613