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Acquisitions (Details) (USD $) In Millions, unless otherwise specified | 12 Months Ended |
--- | --- | ---
Dec. 25, 2010 | Dec. 31, 2011
Tube Forming, L.P. [Member] |  |
Business Acquisition [Line Items] |  |
Estimated net sales | $ 35 |
Approximate amount paid for certain assets |  | 6.9
Linesets, Inc. [Member] |  |
Business Acquisition [Line Items] |  |
Approximate amount paid for certain assets |  | $ 2.1

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- Definition Amount of cash paid to acquire the entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 51 -Subparagraph d -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141R -Paragraph 68 -Subparagraph f(1) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Details
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- Definition Total revenue reported by the acquired entity for its previous full fiscal year before the business acquisition. + References No definition available. + Details
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