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Goodwill And Intangible Assets (Goodwill Narrative) (Details) - USD ($) $ in Thousands | Oct. 02, 2021 | Oct. 03, 2020 | Sep. 28, 2019 | Sep. 29, 2018
--- | --- | --- | --- | ---
Goodwill |  |  |  |
Goodwill | $ 851,605 | $ 821,856 | $ 784,240 | $ 797,217
Space and Defense Controls |  |  |  |
Goodwill |  |  |  |
Goodwill | 261,767 | 261,726 | 261,684 | 261,732
Goodwill, accumulated impairment loss | 4,800 |  |  |
Industrial Systems |  |  |  |
Goodwill |  |  |  |
Goodwill | 379,059 | $ 380,609 | $ 345,617 | $ 355,578
Goodwill, accumulated impairment loss | $ 38,200 |  |  |

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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(10)(1)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=120320667&loc=SL49117168-202975 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 852 -SubTopic 10 -Section 55 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=84165509&loc=d3e56426-112766 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266 + Details
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