XML 55 R36.htm IDEA: XBRL DOCUMENT
v3.5.0.2

Other Current Liabilities (Details Textual) | 6 Months Ended
--- | ---
Jul. 01, 2016
Other Liabilities, Current [Line Items] |
Percentage Of Other Current Liabilities | 5.00%

X
- Definition Line items represents the other current liabilities. + References No definition available. + Details
Name: | staa_OtherLiabilitiesCurrentLineItems
Namespace Prefix: | staa_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represent the percentage of total other current liabilities. + References No definition available. + Details
Name: | staa_PercentageOfOtherCurrentLiabilities
Namespace Prefix: | staa_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration