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SCHEDULE OF OPERATING LEASE PAYMENTS RECOGNIZED IN CONSOLIDATED BALANCE SHEETS (Details)	Sep. 26, 2020 USD ($)
Leases [Abstract]
Operating lease liabilities - current	$ 1,064,903
Operating lease liabilities -noncurrent	992,712
Total lease liabilities	$ 2,057,615

X

- Definition

Present value of lessee's discounted obligation for lease payments from operating lease, classified as current.

+ References

No definition available.

+ Details

Name:	KOPN_OperatingLeaseLiabilitiesCurrent
Namespace Prefix:	KOPN_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Present value of lessee's discounted obligation for lease payments from operating lease, classified as noncurrent.

+ References

No definition available.

+ Details

Name:	KOPN_OperatingLeaseLiabilitiesNoncurrent
Namespace Prefix:	KOPN_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- References

No definition available.

+ Details

Name:	us-gaap_LeasesAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Present value of lessee's discounted obligation for lease payments from operating lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 45
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=121603541&loc=SL77918627-209977

+ Details

Name:	us-gaap_OperatingLeaseLiability
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant