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Pension and Other Postretirement Pension Plans (Schedule of Components of Net Periodic Pension Cost Recognized) (Details) - USD ($) $ in Thousands | 12 Months Ended
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Sep. 29, 2017 | Sep. 30, 2016 | Oct. 02, 2015
Defined Benefit Plan Disclosure [Line Items] |  |  |
Gain on benefit plan change | $ (9,955) |  |
U.S. Pension Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Service cost | 1,000 | $ 9,875 | $ 12,045
Interest cost | 5,757 | 16,746 | 20,629
Expected return on plan assets | (9,942) | (22,368) | (29,526)
Gain on benefit plan change | 3,985 | 7,512 | 3,756
Prior service cost |  | (176) | (239)
Net pension cost, before special items | 800 | 11,589 | 6,665
Contractual expense/Settlement loss | 1,781 | 8,061 |
Total net periodic pension cost recognized | 2,581 | 19,650 | 6,665
Non-U.S. Pension Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Service cost | 7,509 | 14,378 | 21,374
Interest cost | 31,205 | 38,892 | 44,659
Expected return on plan assets | (56,269) | (50,190) | (53,052)
Gain on benefit plan change | 10,616 | 9,092 | 17,398
Prior service cost | (329) | (260) | (96)
Net pension cost, before special items | (7,268) | 11,912 | 30,283
Curtailments and settlements | (298) | (7,512) | 255
Total net periodic pension cost recognized | $ (7,566) | $ 4,400 | $ 30,538

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- Definition Amount of gain (loss) from change in actuarial assumptions which (increases) decreases benefit obligation of defined benefit plan. Assumptions include, but are not limited to, interest, mortality, employee turnover, salary, and temporary deviation from substantive plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a)(4) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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- Definition Amount of prior service cost (credit) recognized in net periodic benefit cost (credit) of defined benefit plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (h)(5) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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