Acquisitions (Proforma Results) (Details) (Rothsay and VION Acquisitions [Member], USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended	6 Months Ended
Jun. 29, 2013	Jun. 29, 2013
Rothsay and VION Acquisitions [Member]
Business Acquisition [Line Items]
Net sales	$ 1,036,230	$ 2,073,834
Income from continuing operations	64,305	141,146
Net income	$ 38,684	$ 84,713
Earnings per share
Basic (in dollars per share)	$ 0.23	$ 0.51
Diluted (in dollars per share)	$ 0.23	$ 0.51

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The pro forma basic net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (h)(2)-(3)

-URI http://asc.fasb.org/extlink&oid=25497992&loc=d3e1392-128463

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The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.

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