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Condensed Consolidated Statements of Comprehensive Loss (Unaudited) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 24, 2022	Sep. 25, 2021	Sep. 24, 2022	Sep. 25, 2021
Income Statement [Abstract]
Net loss	$ (6,149,174)	$ (2,128,683)	$ (13,169,027)	$ (10,163,289)
Other comprehensive loss, net of tax:
Foreign currency translation adjustments	(128,994)	9,575	(170,349)	(44,592)
Unrealized holding (loss) gain on marketable securities	(34,110)	10,125	(212,889)	(11,755)
Reclassification of holding losses in net loss			(522)
Other comprehensive (loss) income, net of tax	(163,104)	19,700	(383,760)	(56,347)
Comprehensive loss	(6,312,278)	(2,108,983)	(13,552,787)	(10,219,636)
Comprehensive (income) loss attributable to the noncontrolling interest		(107)	280	39,394
Comprehensive loss attributable to Kopin Corporation	$ (6,312,278)	$ (2,109,090)	$ (13,552,507)	$ (10,180,242)

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