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BASIS OF PRESENTATION (Details) | Sep. 29, 2012
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Kowon |
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items] |
Kopin's ownership percentage | 78.00%
KTC |
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items] |
Kopin's ownership percentage | 90.00%
Ikanos |
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items] |
Kopin's ownership percentage | 51.00%

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- Details
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Namespace Prefix: | kopn_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition The parent entity's interest in net assets of the subsidiary, expressed as a percentage. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant