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Pension and Other Postretirement Benefit Plans - Schedule of Contribution to Multiemployer Pension Plans (Details) - Multiemployer Plans, Pension - Multiemployer Plan, Individually Insignificant Multiemployer Plans - USD ($) $ in Thousands | 12 Months Ended
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Sep. 27, 2019 | Sep. 28, 2018 | Sep. 29, 2017
Multiemployer Plans [Line Items] |  |  |
Contributions to multiemployer pension plans | $ 33,187 | $ 56,567 | $ 45,942
Canada |  |  |
Multiemployer Plans [Line Items] |  |  |
Contributions to multiemployer pension plans | 16,625 | 36,354 | 35,182
Europe |  |  |
Multiemployer Plans [Line Items] |  |  |
Contributions to multiemployer pension plans | 9,413 | 10,677 | 6,212
United States |  |  |
Multiemployer Plans [Line Items] |  |  |
Contributions to multiemployer pension plans | $ 7,149 | $ 9,536 | $ 4,548

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- Definition Amount of contributions made to multiemployer plan by employer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 80 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=65877416&loc=SL14450691-114947 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 80 -Section 50 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=65877416&loc=SL14450702-114947 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 80 -Section 50 -Paragraph 5 -Subparagraph (e)(1) -URI http://asc.fasb.org/extlink&oid=65877416&loc=SL14450657-114947 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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