Goodwill and Intangible Assets (Tables)

12 Months Ended

Oct. 01, 2021

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule Of Intangible Assets Excluding Goodwill

Intangible assets consist of the following (in millions):

		As of						As of
	Weighted average amortization period (years)	October 1, 2021						October 2, 2020
		Gross carrying amount		Accumulated amortization		Net carrying amount		Gross carrying amount		Accumulated amortization		Net carrying amount
Customer relationships and backlog	2.5	$	174.3	$	(44.0)	$	130.3	$	18.2	$	(15.8)	$	2.4
Developed technology and other	4.2	1,036.9		(88.0)		948.9		101.0		(81.6)		19.4
Trademarks	3.0	1.0		(1.0)		—		1.6		(1.5)		0.1
Technology licenses	2.6	48.4		(23.9)		24.5		$	26.3	(14.2)		12.1
IPR&D		594.9		—		594.9		$	19.5	—		19.5
Total intangible assets		$	1,855.5	$	(156.9)	$	1,698.6	$	166.6	$	(113.1)	$	53.5

Schedule of Expected Amortization Expense

Annual amortization expense for the next five fiscal years related to definite-lived intangible assets, excluding IPR&D, is expected to be as follows (in millions):

	2022		2023		2024		2025		2026		Thereafter
Amortization expense, cost of goods sold	$	156.1	$	144.0	$	129.5	$	115.1	$	100.8	$	298.8
Amortization expense, operating expense	$	110.3	$	40.3	$	5.4	$	2.3	$	1.1	$	—
Total amortization expense	$	266.4	$	184.3	$	134.9	$	117.4	$	101.9	$	298.8