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Acquisitions (Details Textual) (USD $)
In Thousands, unless otherwise specified |
12 Months Ended | 0 Months Ended | 3 Months Ended | 0 Months Ended | 12 Months Ended | 3 Months Ended | 3 Months Ended | 3 Months Ended | 12 Months Ended | 3 Months Ended | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Dec. 28, 2013
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Dec. 29, 2012
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Dec. 31, 2011
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Apr. 01, 2013
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Mar. 30, 2013
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Oct. 18, 2012
Series of Individually Immaterial Business Acquisitions [Member]
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Dec. 28, 2013
Series of Individually Immaterial Business Acquisitions [Member]
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Apr. 01, 2013
Series of Individually Immaterial Business Acquisitions [Member]
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Oct. 18, 2012
Seungwon Solutions Corporation [Member]
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Sep. 27, 2011
HCT [Member]
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Dec. 28, 2013
HCT [Member]
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Dec. 28, 2013
Trade Name [Member]
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Dec. 29, 2012
Trade Name [Member]
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Apr. 01, 2013
Trade Name [Member]
Series of Individually Immaterial Business Acquisitions [Member]
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Dec. 28, 2013
Noncompete Agreements [Member]
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Dec. 29, 2012
Noncompete Agreements [Member]
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Apr. 01, 2013
Noncompete Agreements [Member]
Series of Individually Immaterial Business Acquisitions [Member]
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Dec. 28, 2013
Customer Relationships [Member]
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Dec. 29, 2012
Customer Relationships [Member]
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Dec. 28, 2013
Customer Relationships [Member]
Series of Individually Immaterial Business Acquisitions [Member]
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Apr. 01, 2013
Customer Relationships [Member]
Series of Individually Immaterial Business Acquisitions [Member]
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Dec. 28, 2013
Customer Relationships [Member]
HCT [Member]
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Dec. 28, 2013
Developed Technology Rights [Member]
Series of Individually Immaterial Business Acquisitions [Member]
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Apr. 01, 2013
Developed Technology Rights [Member]
Series of Individually Immaterial Business Acquisitions [Member]
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| Business Acquisition [Line Items] | ||||||||||||||||||||||||
| Purchase of remaining interest in equity investee | 60.00% | |||||||||||||||||||||||
| Transaction cost arising from acquisition | $ 1,000 | $ 1,458 | $ 80 | |||||||||||||||||||||
| Goodwill | 5,221 | 4,472 | 2,691 | 1,731 | 726 | 1,976 | ||||||||||||||||||
| Gross carrying amount | 3,404 | 2,928 | 746 | 774 | 756 | 11 | 0 | 1,751 | 1,475 | |||||||||||||||
| Acquisition-related costs (included in Selling, engineering, and administrative expenses) | 12 | 40 | ||||||||||||||||||||||
| Trade name | 18 | |||||||||||||||||||||||
| Finite-lived intangible assets, estimated useful life | 10 years | 1 year | 2 years | 15 years | 20 years | 10 years | ||||||||||||||||||
| Customer relationships | 276 | |||||||||||||||||||||||
| Non-compete agreements | 11 | |||||||||||||||||||||||
| Acquired definite lived intangible assets | 441 | |||||||||||||||||||||||
| Gain on purchase of business | 528 | 0 | 1,244 | 528 | ||||||||||||||||||||
| Equity method investment, ownership percentage | 40.00% | |||||||||||||||||||||||
| Percentage of sale of component supplier | 80.00% | |||||||||||||||||||||||
| Identifiable intangible assets acquired | 2,658 | |||||||||||||||||||||||
| Fair value of Sun's equity interest in HCT held before the business combination | 1,472 | |||||||||||||||||||||||
| Remeasurement gain recognized on equity interest held prior to acquisition | $ 1,244 | |||||||||||||||||||||||
| Equity interest held prior to acquisition (percent) | 38.00% | |||||||||||||||||||||||