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Geographic and Product Data (Details 2) (USD $) In Thousands, unless otherwise specified	Jan. 02, 2015	Jan. 03, 2014
Geographic and Product Data [Line Items]
Property, Plant and Equipment, Net, Total	$ 10,066us-gaap_PropertyPlantAndEquipmentNet	$ 7,405us-gaap_PropertyPlantAndEquipmentNet
United States [Member]
Geographic and Product Data [Line Items]
Property, Plant and Equipment, Net, Total	9,127us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementGeographicalAxis = country_US	6,096us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementGeographicalAxis = country_US
Switzerland [Member]
Geographic and Product Data [Line Items]
Property, Plant and Equipment, Net, Total	596us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementGeographicalAxis = country_CH	849us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementGeographicalAxis = country_CH
Japan [Member]
Geographic and Product Data [Line Items]
Property, Plant and Equipment, Net, Total	$ 343us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementGeographicalAxis = country_JP	$ 460us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementGeographicalAxis = country_JP

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Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 360

-SubTopic 10

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.13)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 13

-Subparagraph a

-Article 5



Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 8

-Article 7

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