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Consolidated Statements of Stockholders' Equity - USD ($)
Common Stock [Member]
Additional Paid-in Capital [Member]
Treasury Stock [Member]
AOCI Attributable to Parent [Member]
Retained Earnings [Member]
Total Kopin Corporation Stockholders Equity [Member]
Noncontrolling Interest [Member]
Total
Beginning balance, value at Dec. 28, 2019 $ 870,496 $ 344,456,537 $ (17,238,669) $ 1,757,184 $ (301,236,913) $ 28,608,635 $ (17,023) $ 28,591,612
Ending balance, shares at Dec. 28, 2019 87,049,672              
Vesting of restricted stock $ 10,387 (10,387)
Vesting of restricted stock, shares 1,038,655              
Stock-based compensation expense 821,122 821,122 821,122
Other comprehensive loss (272,750) (272,750) (272,750)
Restricted stock for tax withholding obligations $ (808) (139,118) (139,926) (139,926)
Restricted stock for tax withholding obligations, shares (80,792)              
Sale of treasury stock, net of costs (3,615,261) 7,444,723 3,829,462 3,829,462
Net loss (4,411,112) (4,411,112) (119,813) (4,530,925)
Ending balance, value at Dec. 26, 2020 $ 880,075 341,512,893 (9,793,946) 1,484,434 (305,648,025) 28,435,431 (136,836) 28,298,595
Ending balance, shares at Dec. 26, 2020 88,007,535              
Vesting of restricted stock $ 15,770 (15,770)
Vesting of restricted stock, shares 1,576,953              
Stock-based compensation expense 4,417,422 4,417,422 4,417,422
Other comprehensive loss (70,083) (70,083) (70,083)
Restricted stock for tax withholding obligations $ (479) (235,491) (366,110) (602,080) (602,080)
Restricted stock for tax withholding obligations, shares (47,859)              
Sale of treasury stock, net of costs 7,110,227 9,793,946 16,904,173 16,904,173
Net loss (13,432,873) (13,432,873) (35,498) (13,468,371)
Issuance of common stock, net of costs $ 5,325 4,141,876 4,147,201 4,147,201
Issuance of common stock, net of costs, shares 532,540              
Ending balance, value at Dec. 25, 2021 $ 900,691 356,931,157 (366,110) 1,414,351 (319,080,898) 39,799,191 (172,334) 39,626,857
Ending balance, shares at Dec. 25, 2021 90,069,169              
Vesting of restricted stock $ 6,809 (6,809)
Vesting of restricted stock, shares 680,943              
Stock-based compensation expense 1,267,705 1,267,705 1,267,705
Other comprehensive loss (238,283) (238,283) (238,283)
Restricted stock for tax withholding obligations (198,740) (198,740) (198,740)
Sale of treasury stock, net of costs 461,723 461,723 461,723
Net loss (19,325,917) (19,325,917) (348) (19,326,265)
Issuance of common stock, net of costs $ 22,040 2,375,578 2,397,618 2,397,618
Issuance of common stock, net of costs, shares 2,204,047              
Ending balance, value at Dec. 31, 2022 $ 929,540 $ 360,567,631 $ (103,127) $ 1,176,068 $ (338,406,815) $ 24,163,297 $ (172,682) $ 23,990,615
Ending balance, shares at Dec. 31, 2022 92,954,159