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Fair Value Measurements and Disclosures - Outstanding Derivative Instruments (Details) - Forward Foreign Currency Contracts [Member] - Not Designated as Hedging Instrument [Member] - USD ($) | Dec. 30, 2017 | Dec. 31, 2016
--- | --- | ---
Purchase [Member] |  |
Derivatives Fair Value [Line Items] |  |
Notional Amount | $ 27,500,000 | $ 12,600,000
Fair Value Asset | 0 | 0
Fair Value Liability | 100,000 | 0
Sell [Member] |  |
Derivatives Fair Value [Line Items] |  |
Notional Amount | 16,800,000 | 1,300,000
Fair Value Asset | 100,000 | 0
Fair Value Liability | $ 0 | $ 0

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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 Fair value as of the balance sheet date of derivative instrument not designated as hedging instrument and classified as an asset. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5624163-113959 + Details
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- Definition Fair value as of the balance sheet date of derivative instrument not designated as hedging instrument and classified as a liability. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5624163-113959 + Details
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