XML 13 R46.htm IDEA: XBRL DOCUMENT
v2.4.0.6

SEGMENTS AND GEOGRAPHICAL INFORMATION (Details) | 3 Months Ended
--- | ---
Mar. 30, 2013 | Mar. 31, 2012
Revenues from External Customers and Long-Lived Assets [Line Items] |  |
Percentage of total revenue | 100.00% | 100.00%
Asia-Pacific |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |
Percentage of total revenue | 27.00% | 19.00%
Americas |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |
Percentage of total revenue | 63.00% | 78.00%
Europe |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |
Percentage of total revenue | 10.00% | 3.00%

X
- Definition Percentage of Total Revenue + References No definition available. + Details
Name: | kopn_PercentageOfTotalRevenue
Namespace Prefix: | kopn_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration