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v2.4.0.6

Organization and Description of Business and Accounting Policies (Details) | 12 Months Ended
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Dec. 28, 2012
Leasehold Improvements Discription | Leasehold improvements are depreciated over the shorter of the useful life of the asset or the term of the associated leases.
Machinery and Equipment [Member] | Minimum [Member] |
Property, Plant and Equipment, Useful Life | 5 years
Machinery and Equipment [Member] | Maximum [Member] |
Property, Plant and Equipment, Useful Life | 10 years
Furniture and Fixtures [Member] | Minimum [Member] |
Property, Plant and Equipment, Useful Life | 3 years
Furniture and Fixtures [Member] | Maximum [Member] |
Property, Plant and Equipment, Useful Life | 7 years
Computer Equipment [Member] | Minimum [Member] |
Property, Plant and Equipment, Useful Life | 2 years
Computer Equipment [Member] | Maximum [Member] |
Property, Plant and Equipment, Useful Life | 5 years

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- Definition Discription of lease hold improvements. + References No definition available. + Details
Name: | staa_LeaseholdImprovementsDiscription
Namespace Prefix: | staa_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. + References No definition available. + Details
Name: | us-gaap_PropertyPlantAndEquipmentUsefulLife
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration