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Derivative Financial Instruments (Narrative) (Details) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
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Sep. 27, 2014 | Sep. 28, 2013 | Sep. 29, 2012
Derivative [Line Items] |  |  |
Net gain (loss) on foreign currency forwards | $ 4,105 | $ 2,249 |
Cash Flow Hedge Ineffectiveness is Immaterial | not material | not material | not material
Foreign Exchange Contract [Member] |  |  |
Derivative [Line Items] |  |  |
Notional Amount, Derivatives | 43,548 |  |
Derivative, Maturity Date | May 27, 2016 |  |
Interest Rate Swaps [Member] |  |  |
Derivative [Line Items] |  |  |
Notional Amount, Derivatives | 320,000 |  |
Applicable margin included in conversion rate of interest rate swaps, basis points | 138 |  |
Conversion rate of interest rate swaps | 2.00% |  |
Not Designated As Hedging Instruments [Member] |  |  |
Derivative [Line Items] |  |  |
Notional Amount, Derivatives | $ 206,396 |  |
Minimum [Member] | Interest Rate Swaps [Member] |  |  |
Derivative [Line Items] |  |  |
Derivative, Maturity Date | Jan. 15, 2015 |  |
Maximum [Member] | Interest Rate Swaps [Member] |  |  |
Derivative [Line Items] |  |  |
Derivative, Maturity Date | Jun. 05, 2017 |  |

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- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
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- Definition Applicable Margin Included In Conversion Rate Of Interest Rate Swaps, Basis Points + References No definition available. + Details
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- Definition Conversion rate of interest rate swaps. + References No definition available. + Details
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- Definition A disclosure of an assertion that the amount of cash flow hedge ineffectiveness is immaterial. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (d)(1) -URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5624171-113959 + Details
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- Details
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- Definition Date the derivative contract matures, in CCYY-MM-DD format. + References No definition available. + Details
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- Definition Amount of gain (loss) recognized in earnings in the period from the increase (decrease) in fair value of foreign currency derivatives not designated as hedging instruments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5618551-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5624171-113959 + Details
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