Significant Accounting Policies (Details 3)	12 Months Ended
Jan. 03, 2015
Leaseholds and Leasehold Improvements [Member]
Useful life description	Until the end of the lease term
Computer Equipment [Member] \| Minimum [Member]
Useful life	3 years
Computer Equipment [Member] \| Maximum [Member]
Useful life	5 years
Furniture and Fixtures [Member]
Useful life	7 years
LaboratoryEquipment [Member]
Useful life	10 years

Describes the periods of time over which an entity anticipates to receive utility from its property, plant and equipment (that is, the periods of time over which an entity allocates the initial cost of its property, plant and equipment).

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section 50

-Paragraph 3

-URI http://asc.fasb.org/extlink&oid=6367646&loc=d3e18780-107790

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 360

-SubTopic 10

-Section 35

-Paragraph 4

-URI http://asc.fasb.org/extlink&oid=6539997&loc=d3e1205-110223

Name:	us-gaap_PropertyPlantAndEquipmentEstimatedUsefulLives
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration