Concentrations of Credit and Operation Risk (Details) - USD ($) $ in Millions |
12 Months Ended | |
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Dec. 30, 2017 |
Dec. 31, 2016 |
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| Concentration Risk [Line Items] | ||
| Limitation of investments, combined capital, surplus and undistributed profits of (not less than) | $ 200 | |
| Foreign currency contracts, liabilities, at fair value | $ 7 | |
| Accounts Receivable | Top Customer One | ||
| Concentration Risk [Line Items] | ||
| Percentage, by major customer | 15.00% | 12.00% |
| Accounts Receivable | Top Customer Two | ||
| Concentration Risk [Line Items] | ||
| Percentage, by major customer | 13.00% | 11.00% |
| Accounts Receivable | Top Customer Three | ||
| Concentration Risk [Line Items] | ||
| Percentage, by major customer | 11.00% | 10.00% |
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- Definition Concentration Risk, Investments, Limitation On Capital, Surplus and Undistributed Profits No definition available.
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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. No definition available.
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- Definition For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Fair value portion of liability contracts related to the exchange of different currencies, including, but not limited to, foreign currency options, forward (delivery or nondelivery) contracts, and swaps entered into. No definition available.
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