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

Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

+ 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=56946850&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 (a),(c),(d),(e)
-URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624171-113959

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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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Derivative Financial Instruments (Details) - Not Designated as Hedging Instrument - Foreign Exchange Forward ₩ in Thousands, ¥ in Thousands, TWD in Thousands, $ in Thousands	12 Months Ended
	Dec. 26, 2015 USD ($)	Dec. 27, 2014 USD ($)	Dec. 26, 2015 KRW (₩)	Dec. 26, 2015 TWD	Dec. 26, 2015 JPY (¥)	Dec. 27, 2014 KRW (₩)	Dec. 27, 2014 TWD	Dec. 27, 2014 JPY (¥)
Derivatives, Fair Value [Line Items]
Notional amount of foreign currency derivatives	$ 25,781	$ 13,651
Other Income, net
Derivatives, Fair Value [Line Items]
Foreign exchange forward contracts gain (loss)	(310)	1,768
Japanese Yen
Derivatives, Fair Value [Line Items]
Notional amount of foreign currency derivatives	27,635	16,241			¥ 3,328,268			¥ 1,955,798
Taiwan Dollar
Derivatives, Fair Value [Line Items]
Notional amount of foreign currency derivatives	1,136	977		TWD 37,152			TWD 30,886
Korean Won
Derivatives, Fair Value [Line Items]
Notional amount of foreign currency derivatives	$ 718	$ 1,613	₩ 840,111			₩ 1,763,054