Fair Value Adjustments Relating to Swaps (Detail) $ in Millions	3 Months Ended
Mar. 30, 2019 USD ($)
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Document Period End Date	Mar. 30, 2019
Foreign Exchange Contract [Member] \| Net Investment Hedging [Member]
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount of Interest Rate Derivatives	$ 325.2
Notes 5 Point 20 Percent Due 2040 [Member]
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Stated interest rate	5.20%

The end date of the period reflected on the cover page if a periodic report. For all other reports and registration statements containing historical data, it is the date up through which that historical data is presented. If there is no historical data in the report, use the filing date. The format of the date is CCYY-MM-DD.

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- Definition

Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Article 12
-Section 13
-Sentence Column B

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Contractual interest rate for funds borrowed, under the debt agreement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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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.

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