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SEGMENTS AND DISAGGREGATION OF REVENUE (Details Narrative) | 3 Months Ended
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Mar. 28, 2020
Segment Reporting [Abstract] |
Reportable segments | one reportable segment

X
- Definition Number of reportable segments. + References No definition available. + Details
Name: | KOPN_NumberOfReportableSegment
Namespace Prefix: | KOPN_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_SegmentReportingAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration