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Goodwill And Intangible Assets (Components Of Acquired Intangible Assets) (Details) - USD ($) $ in Thousands | Sep. 30, 2023 | Oct. 01, 2022
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Finite-Lived Intangible Assets |  |
Weighted-Average Life (years) | 12 years |
Gross Carrying Amount | $ 263,639 | $ 264,678
Accumulated Amortization | $ (192,002) | (179,268)
Customer-Related |  |
Finite-Lived Intangible Assets |  |
Weighted-Average Life (years) | 11 years |
Gross Carrying Amount | $ 133,269 | 135,899
Accumulated Amortization | $ (93,648) | (88,179)
Technology-Related |  |
Finite-Lived Intangible Assets |  |
Weighted-Average Life (years) | 9 years |
Gross Carrying Amount | $ 69,242 | 69,856
Accumulated Amortization | $ (56,106) | (52,951)
Program-Related |  |
Finite-Lived Intangible Assets |  |
Weighted-Average Life (years) | 23 years |
Gross Carrying Amount | $ 37,465 | 35,305
Accumulated Amortization | $ (21,672) | (18,817)
Marketing-Related |  |
Finite-Lived Intangible Assets |  |
Weighted-Average Life (years) | 8 years |
Gross Carrying Amount | $ 21,890 | 21,925
Accumulated Amortization | $ (18,995) | (17,833)
Other Intangible Assets |  |
Finite-Lived Intangible Assets |  |
Weighted-Average Life (years) | 10 years |
Gross Carrying Amount | $ 1,773 | 1,693
Accumulated Amortization | $ (1,581) | $ (1,488)

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- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + 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 -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(16)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482665/350-30-50-2 + Details
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