Estimated Fair Values of Major Assets Acquired and Liabilities Assumed (Detail) (Infastech [Member], USD $) In Millions, unless otherwise specified	3 Months Ended
Jun. 29, 2013
Schedule of Business Acquisitions, Purchase Price Allocation [Line Items]
Deferred taxes	$ (78.7)
Total identifiable net assets	429.1
Total consideration transferred	$ 908.4
Trade Names [Member]
Schedule of Business Acquisitions, Purchase Price Allocation [Line Items]
Weighted-average useful lives	15 years
Customer Relationships [Member]
Schedule of Business Acquisitions, Purchase Price Allocation [Line Items]
Weighted-average useful lives	12 years 8 months 12 days

Business Acquisition, Purchase Price Allocation, Deferred Income Tax Liabilities, Noncurrent

No definition available.

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- Details

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- Definition

Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 1

-Subparagraph (a)(3)

-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16265-109275

+ Details

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- Definition

Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=6910749&loc=d3e4845-128472

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 10

-Section 55

-Paragraph 37

-URI http://asc.fasb.org/extlink&oid=25498275&loc=d3e2207-128464

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- Definition

Amount recognized for assets, including goodwill, in excess of (less than) the aggregate liabilities assumed.

+ References

+ Details

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