Postretirement Plans - Summary of Expected Benefit Payments (Detail) (USD $) In Millions, unless otherwise specified	Dec. 28, 2013
Defined Benefit Plan Disclosure [Line Items]
2014	$ 66.1
2015	68.7
2016	70.6
2017	73.5
2018	75.2
2019-2023	406.7
U.S. Postretirement Health Care Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
2014	6.2
2015	6.4
2016	6.6
2017	6.7
2018	6.8
2019-2023	$ 27.5

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Amount of benefits expected to be paid in the five fiscal years after the fifth fiscal year following the latest fiscal year from a 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 (f)

-URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920

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- Definition

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

+ References

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

+ References

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

+ References

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

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

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