Pensions and Other Post-retirement Benefit Plans - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	6 Months Ended	12 Months Ended
Jan. 02, 2015	Jul. 03, 2015
Defined Benefit Plan Disclosure [Line Items]
Expected long-term rate of return on plan assets	3.50%
Scenario, Forecast [Member] \| Japan pension benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
Expected contribution for pension plan		$ 11

An assumption as to the rate of return on plan assets reflecting the average rate of earnings expected on the funds invested or to be invested to provide for the benefits included in the benefit obligation.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 30

-Glossary Expected Long-Term Rate of Return on Plan Assets

-URI http://asc.fasb.org/extlink&oid=6512013

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (k)(3)

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

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Period Type:	duration