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BASIS OF PRESENTATION (Details) (USD $) | 3 Months Ended
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Mar. 28, 2015
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items] |
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax | $ 461,783 us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax
Reclassified holding gains | (400,000)kopn_Reclassifiedholdinggains
Kowon Technology Corporation Limited [Member] |
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items] |
Noncontrolling Interest, Ownership Percentage by Parent | 93.00%us-gaap_MinorityInterestOwnershipPercentageByParent / dei_LegalEntityAxis = kopn_KowonTechnologyCorporationLimitedMember
Intoware |
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items] |
Noncontrolling Interest, Ownership Percentage by Parent | 58.00%us-gaap_MinorityInterestOwnershipPercentageByParent / dei_LegalEntityAxis = kopn_IkanosMember
eMDT |
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items] |
Noncontrolling Interest, Ownership Percentage by Parent | 80.00%us-gaap_MinorityInterestOwnershipPercentageByParent / dei_LegalEntityAxis = kopn_EMDTMember
Payments to Acquire Additional Interest in Subsidiaries | 300,000 us-gaap_PaymentsToAcquireAdditionalInterestInSubsidiaries / dei_LegalEntityAxis = kopn_EMDTMember
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Changes, Purchase of Interest by Parent | 0.29 us-gaap_ConsolidationLessThanWhollyOwnedSubsidiaryParentOwnershipInterestChangesPurchaseOfInterestByParent / dei_LegalEntityAxis = kopn_EMDTMember
Accumulated Translation Adjustment [Member] |
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items] |
Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax | 100,000 us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedTranslationAdjustmentMember
Accumulated Net Unrealized Investment Gain (Loss) [Member] |
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items] |
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax | $ 800,000 us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember

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- Definition Accumulated adjustment, net of tax, that results from the process of translating subsidiary financial statements and foreign equity investments into the reporting currency from the functional currency of the reporting entity, net of reclassification of realized foreign currency translation gains or losses. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=36458714&loc=d3e637-108580 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14 -URI http://asc.fasb.org/extlink&oid=36458714&loc=d3e681-108580 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=36458714&loc=SL7669686-108580 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=36458714&loc=SL7669646-108580 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=6915805&loc=d3e32022-110900 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6450520&loc=d3e32583-110901 + Details
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