Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

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

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- Definition

Description of the hedged item related to the derivative. Includes the type of instrument hedged, contract amount, term, and so forth.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Amount of gain (loss) from the ineffectiveness of the hedge.

+ 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)
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- Definition

Description of primary underlying risk exposure associated with the derivative, for example, but not limited to, interest rate risk, credit risk, foreign exchange rate risk, or price risk.

+ References

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

Aggregate net gain (loss) on all derivative instruments recognized in earnings during the period, before tax effects.

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
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Derivative Financial Instruments, Narrative (Details) - Foreign Exchange Forward [Member] - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 26, 2016	Jun. 28, 2015	Jun. 26, 2016	Jun. 28, 2015	Dec. 27, 2015
Not Designated as Hedging Instrument [Member] \| Intercompany Loans [Member]
Derivative [Line Items]
Hedge description of hedged item			Intercompany Loans
Underlying risk			Foreign Currency
Notional amount of derivative	$ 105,569	$ 124,171	$ 105,569	$ 124,171	$ 341,389
Not Designated as Hedging Instrument [Member] \| Intercompany Loans [Member] \| Other Income (Expense) [Member]
Derivative [Line Items]
Derivative Instruments, Gain (Loss) Recognized in Income, Net	5,079	8,883	8,334	18,954
Cash Flow Hedging [Member] \| Designated as Hedging Instrument [Member]
Derivative [Line Items]
Ineffective portion, amount of gains (losses) reclassified from other comprehensive earnings into earnings	863	567	4,820	567
Notional amount of derivative	$ 1,779,982	$ 1,395,299	$ 1,779,982	$ 1,395,299	$ 1,532,198