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Business Acquisitions (Schedule of Finite-Lived Intangible Assets Acquired) (Details) - Business Acquisition, Acquiree - Duarte Business [Member] - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Dec. 31, 2012 | Dec. 28, 2012
Intangible assets |  | $ 89,700
Process Technology [Member] |  |
Intangible assets |  | 5,000
Weighted Average Useful Life | 25 years |
Customer Relationships [Member] |  |
Intangible assets |  | 77,000
Weighted Average Useful Life | 20 years |
Backlog [Member] |  |
Intangible assets |  | $ 7,700
Weighted Average Useful Life | 3 years |

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- Definition Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16265-109275 + Details
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- Definition The amount of identifiable intangible assets recognized as of the acquisition date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 55 -Paragraph 37 -URI http://asc.fasb.org/extlink&oid=35744172&loc=d3e2207-128464 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=56956791&loc=d3e4845-128472 + Details
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