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Revenue Accounting for Contracts and Adoption of ASC Topic 606 Revenue Accounting for Contracts and Adoption of ASC Topic 606 - Disaggregation of Revenue (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Mar. 29, 2019 | Mar. 30, 2018 | Mar. 29, 2019 | Mar. 30, 2018
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | $ 3,091,596 | $ 2,870,295 | $ 6,175,384 | $ 4,654,294
United States |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 2,161,334 | 1,919,599 | 4,343,638 | 3,038,432
Europe |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 600,903 | 623,397 | 1,215,127 | 1,087,492
Canada |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 50,021 | 52,651 | 100,509 | 59,555
Asia |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 43,765 | 42,194 | 79,376 | 74,458
India |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 18,364 | 15,711 | 31,002 | 25,358
Australia and New Zealand |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 123,235 | 149,830 | 249,883 | 290,708
South America and Mexico |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 3,370 | 5,187 | 6,020 | 6,960
Middle East and Africa |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | $ 90,604 | $ 61,726 | $ 149,829 | $ 71,331

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- Definition Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 32 -Paragraph 2A -URI http://asc.fasb.org/extlink&oid=82859839&loc=SL82860478-203043 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=82913847&loc=SL49130539-203045 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=82913847&loc=SL49130543-203045 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=82913847&loc=SL49130545-203045 + Details
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