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Goodwill and Intangible Assets Finite-Lived Intangible Assets (Details) - USD ($) $ in Thousands	3 Months Ended
	Dec. 30, 2022	Mar. 31, 2023	Sep. 30, 2022
Finite-Lived Intangible Assets [Line Items]
Cost		$ 446,150	$ 444,737
Accumulated Amortization		(347,274)	(332,472)
Net		98,876	112,265
Purchases of intangible assets	$ 11,500
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	16 years
Acquired patents and technology
Finite-Lived Intangible Assets [Line Items]
Cost		356,935	355,622
Accumulated Amortization		(265,914)	(253,080)
Net		91,021	102,542
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Cost		66,187	66,142
Accumulated Amortization		(58,417)	(56,572)
Net		7,770	9,570
Other intangible assets
Finite-Lived Intangible Assets [Line Items]
Cost		23,028	22,973
Accumulated Amortization		(22,943)	(22,820)
Net		$ 85	$ 153

X

- Definition

Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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