Segment Disclosure (Tables)

9 Months Ended

Jul. 31, 2023

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,
	2023			2022			2023			2022
	(in thousands)
Total Segments:
Revenue	$	1,487,288		$	1,247,766		$	4,243,491		$	3,797,250
Adjusted operating income	524,750			392,127			1,468,644			1,321,671
Adjusted operating margin	35		%	31		%	35		%	35		%
Design Automation:
Revenue	$	1,004,156		$	816,393		$	2,821,570		$	2,438,108
Adjusted operating income	415,652			297,241			1,121,751			911,901
Adjusted operating margin	41		%	36		%	40		%	37		%
Design IP:
Revenue	$	350,234		$	313,034		$	1,029,061		$	1,020,391
Adjusted operating income	86,665			83,630			290,611			373,490
Adjusted operating margin	25		%	27		%	28		%	37		%
Software Integrity:
Revenue	$	132,898		$	118,339		$	392,860		$	338,751
Adjusted operating income	22,433			11,256			56,282			36,280
Adjusted operating margin	17		%	10		%	14		%	11		%

Reconciliation of Operating Income From Segment Consolidation

The unallocated expenses managed at a consolidated level, including amortization of intangible assets, stock-based compensation, changes in the fair value of deferred compensation plan, restructuring charges, and certain other operating expenses, were presented in the table below to provide a reconciliation of the total adjusted operating income from segments to our consolidated operating income:

	Three Months Ended   July 31,				Nine Months Ended   July 31,
	2023		2022		2023		2022
	(in thousands)
Total segment adjusted operating income	$	524,750	$	392,127	$	1,468,644	$	1,321,671
Reconciling items:
Amortization of intangible assets	(25,071)		(26,454)		(74,882)		(70,181)
Stock-based compensation expense	(144,464)		(127,605)		(421,949)		(333,437)
Deferred compensation plan	(21,816)		1,092		(44,845)		50,001
Restructuring charges	(33,385)		—		(78,384)		(12,057)
Other	(4,540)		(5,232)		(9,846)		(11,332)
Total operating income	$	295,474	$	233,928	$	838,738	$	944,665

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,
	2023		2022		2023		2022
	(in thousands)
Revenue:
United States	$	640,147	$	575,326	$	1,973,342	$	1,763,541
Europe	145,626		127,288		437,589		376,195
China	304,025		189,138		698,230		617,524
Korea	163,938		125,307		466,546		358,871
Other	233,552		230,707		667,784		681,119
Consolidated	$	1,487,288	$	1,247,766	$	4,243,491	$	3,797,250