Estimated Future Benefit Payments Expected to be Paid from Pension and Post-retirement Benefit Plans or from Assets (Detail) $ in Thousands	Sep. 28, 2018 USD ($)
Retirement Benefits
Fiscal Year, 2019	$ 30,199
Fiscal Year, 2020	31,062
Fiscal Year, 2021	33,024
Fiscal Year, 2022	33,647
Fiscal Year, 2023	35,142
Fiscal Year, 2024 - 2028	$ 183,504

Amount of benefits for defined benefit plan expected to be paid in five fiscal years after fifth fiscal year following latest fiscal year.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (f)
-URI http://asc.fasb.org/extlink&oid=108410482&loc=d3e1928-114920

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Amount of benefits for defined benefit plan expected to be paid in next fiscal year following latest fiscal year.

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Amount of benefits for defined benefit plan expected to be paid in fifth fiscal year following latest fiscal year.

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Amount of benefits for defined benefit plan expected to be paid in fourth fiscal year following latest fiscal year.

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Amount of benefits for defined benefit plan expected to be paid in third fiscal year following latest fiscal year.

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Amount of benefits for defined benefit plan expected to be paid in second fiscal year following latest fiscal year.

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