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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. 29, 2018 $ 785,220 $ 334,491,397 $ (17,238,669) $ 1,554,587 $ (271,730,661) $ 47,861,874 $ (149,053) $ 47,712,821
Beginning balance, shares at Dec. 29, 2018 78,522,066              
Vesting of restricted stock $ 6,345 (6,345)
Vesting of restricted stock, shares 634,511              
Stock-based compensation expense 2,057,400 2,057,400 2,057,400
Other comprehensive loss 202,597 202,597 202,597
Restricted stock for tax withholding obligations $ (861) (44,652) (45,513) (45,513)
Restricted stock for tax withholding obligations, shares (86,086)              
Sale of registered stock, net of costs $ 79,792 7,958,737 8,038,529 8,038,529
Sale of registered stock, net of costs, shares 7,979,181              
Net (loss) income (29,506,252) (29,506,252) 132,030 (29,374,222)
Ending 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) income (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)              
Issuance of common stock $ 5,325 4,141,876 4,147,201 4,147,201
Issuance of common stock 532,540              
Sale of treasury stock, net of costs 7,110,227 9,793,946 16,904,173 16,904,173
Net (loss) income (13,432,873) (13,432,873) (35,498) (13,468,371)
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