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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

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- 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. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a)(3) -URI https://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI https://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(16)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 928 -SubTopic 340 -Section 50 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=6473545&loc=d3e61844-108004 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI https://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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