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Derivative Financial Instruments (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2017 | Dec. 25, 2016
Fair Value Hedging [Member] | Not Designated as Hedging Instrument [Member] | Intercompany Loans |  |
Derivative [Line Items] |  |
Hedge description of hedged item | intercompany loans |
Total notional amount | $ 418,471 | $ 268,308
Underlying risk | foreign currency |
Fair value of hedged item | $ (2,891) | 4,657
Cash Flow Hedging [Member] | Designated as Hedging Instrument [Member] |  |
Derivative [Line Items] |  |
Total notional amount | 1,376,877 | 1,434,758
Fair value of hedged item | $ (7,934) | 71,928
Cash Flow Hedging [Member] | Designated as Hedging Instrument [Member] | Inventory Purchases |  |
Derivative [Line Items] |  |
Hedge description of hedged item | Inventory purchases |
Total notional amount | $ 756,673 | 945,728
Underlying risk | foreign currency |
Fair value of hedged item | $ (13,695) | 60,520
Cash Flow Hedging [Member] | Designated as Hedging Instrument [Member] | Sales |  |
Derivative [Line Items] |  |
Hedge description of hedged item | Sales |
Total notional amount | $ 423,315 | 290,181
Underlying risk | foreign currency |
Fair value of hedged item | $ 16,144 | 9,775
Cash Flow Hedging [Member] | Designated as Hedging Instrument [Member] | Other |  |
Derivative [Line Items] |  |
Hedge description of hedged item | Royalties and Other |
Total notional amount | $ 196,889 | 198,849
Underlying risk | foreign currency |
Fair value of hedged item | $ (10,383) | $ 1,633

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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 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 -URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5579240-113959 + Details
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- Definition Fair value of the assets less the liabilities of a derivative or group of derivatives. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41271-113958 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41228-113958 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=77997519&loc=d3e13433-108611 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=77997519&loc=d3e13495-108611 + Details
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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 -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=84234895&loc=d3e41641-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5579240-113959 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5579245-113959 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5580258-113959 + Details
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