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Acquisitions - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	9 Months Ended	0 Months Ended	12 Months Ended
	Sep. 28, 2013	May 13, 2013 Challenger Lifts Inc [Member]	Dec. 29, 2012 Challenger Lifts Inc [Member]
Business Acquisition [Line Items]
Preliminary cash purchase price of acquisition	$ 38.2	$ 38.2
2012 sales of acquired entity			$ 45

X

- Definition

Business combination previous year revenue of acquire.

+ References

No definition available.

+ Details

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- Details

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X

- Definition

The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Investing Activities

-URI http://asc.fasb.org/extlink&oid=6516133



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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 13

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585

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