Goodwill and Intangible Assets (Tables)

12 Months Ended

Oct. 31, 2022

Goodwill and Intangible Assets Disclosure [Abstract]

Summary of Goodwill

Goodwill activity by reportable segment for the year ended October 31, 2022 consisted of the following:

	Semiconductor & System Design		Software Integrity		Total
	(in thousands)
Balance at October 31, 2021	$	3,104,474	$	471,311	$	3,575,785
Additions	68,923		249,852		318,775
Adjustments	1,285		—		1,285
Effect of foreign currency translation	(53,611)		—		(53,611)
Balance at October 31, 2022	$	3,121,071	$	721,163	$	3,842,234

Goodwill activity by reportable segment for the year ended October 31, 2021 consisted of the following:

	Semiconductor & System Design		Software Integrity		Total
	(in thousands)
Balance at October 31, 2020	$	2,939,512	$	425,602	$	3,365,114
Additions	158,760		45,709		204,469
Effect of foreign currency translation	6,202		—		6,202
Balance at October 31, 2021	$	3,104,474	$	471,311	$	3,575,785

Summary of Intangible Assets

Intangible assets as of October 31, 2022 consisted of the following:

	Gross Carrying Amount		Accumulated Amortization		Net Amount
	(in thousands)
Core/developed technology	$	1,083,703	$	813,226	$	270,477
Customer relationships	426,242		333,984		92,258
Contract rights intangible	190,666		188,262		2,404
Trademarks and trade names	52,795		34,054		18,741
Capitalized software development costs	48,591		46,025		2,566
Total	$	1,801,997	$	1,415,551	$	386,446

 Intangible assets as of October 31, 2021 consisted of the following:

	Gross Carrying Amount		Accumulated Amortization		Net Amount
	(in thousands)
Core/developed technology	$	911,903	$	748,759	$	163,144
Customer relationships	404,571		308,355		96,216
Contract rights intangible	193,317		188,231		5,086
Trademarks and trade names	43,095		31,155		11,940
Capitalized software development costs	46,098		43,352		2,746
Total	$	1,598,984	$	1,319,852	$	279,132

Amortization Expense Related to Intangible Assets

Amortization expense related to intangible assets consisted of the following:

	Year Ended October 31,
	2022		2021		2020
	(in thousands)
Core/developed technology	$	64,469	$	46,049	$	47,890
Customer relationships	26,640		31,478		35,075
Contract rights intangible	2,682		2,413		5,181
Trademarks and trade names	2,899		2,440		3,135
Capitalized software development costs(1)	2,672		4,067		3,723
Total	$	99,362	$	86,447	$	95,004

(1)Amortization of capitalized software development costs is included in cost of products revenue in the consolidated statements of income.

Estimated Future Amortization of Intangible Assets

The following table presented the estimated future amortization of intangible assets as of October 31, 2022:

Fiscal Year	(in thousands)
2023	$	99,311
2024	88,021
2025	71,113
2026	58,688
2027	38,487
2028 and thereafter	30,826
Total	$	386,446