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CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) | Total | Common Stock | Additional Paid-in Capital | Treasury Stock | Accumulated Other Comprehensive Income (Loss) | Accumulated Deficit | Total Kopin Corporation Stockholders' Equity | Noncontrolling Interest | Stockholders' Equity, Total [Member]
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Beginning Balance (in shares) at Dec. 29, 2012 |  | 73,696,644 |  |  |  |  |  |  |
Beginning Balance at Dec. 29, 2012 | $ 155,085,910 | $ 736,966 | $ 318,928,495 | $ (34,450,978) | $ 6,512,792 | $ (142,993,596) | $ 148,733,679 | $ 6,352,230 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |
Vesting of restricted stock (in shares) |  | 1,216,900 |  |  |  |  |  |  |
Vesting of restricted stock |  | $ 12,169 | (12,169) |  |  |  |  |  |
Stock-based compensation expense | 3,804,408 |  | 3,804,408 |  |  |  | 3,804,408 |  |
Other comprehensive loss | (1,820,934) |  |  |  | (1,845,466) |  | (1,845,466) | 24,532 |
Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustments Before Tax | (4,253,680) |  |  |  | (1,580,629) |  |  | (2,673,051) |
Income Before Minority Interest Earnings And Equity Investments | 200,198 |  |  |  |  |  |  | 200,198 |
Restricted stock for tax withholding obligations (in shares) |  | (320,061) |  |  |  |  |  |  |
Restricted stock for tax withholding obligations | (1,192,346) | $ (3,200) | (1,189,146) |  |  |  | (1,192,346) |  |
Treasury stock purchase | (7,991,954) |  |  | (7,991,954) |  |  | (7,991,954) |  |
Net income (loss) | (5,606,016) |  |  |  |  | (4,709,616) | (4,709,616) | (896,400) |
Ending Balance (in shares) at Dec. 28, 2013 |  | 74,593,483 |  |  |  |  |  |  |
Ending Balance at Dec. 28, 2013 | 134,563,186 | $ 745,935 | 320,511,458 | (42,442,932) | 3,441,997 | (147,703,212) | 134,553,246 | 9,939 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |
Stockholders' Equity Attributable to Noncontrolling Interest |  |  | (1,020,130) |  | 355,300 |  | (664,830) | (2,997,570) | $ (3,662,400)
Exercise of stock options (in shares) |  | 36,750 |  |  |  |  |  |  |
Exercise of stock options | 137,812 | $ 368 | 137,445 |  |  |  | 137,812 |  |
Vesting of restricted stock (in shares) |  | 843,116 |  |  |  |  |  |  |
Vesting of restricted stock |  | $ 8,431 | (8,431) |  |  |  |  |  |
Stock-based compensation expense | 5,059,572 |  | 5,059,572 |  |  |  | 5,059,572 |  |
Other comprehensive loss | (427,990) |  |  |  | (315,758) |  | (315,758) | (112,232) |
Income Before Minority Interest Earnings And Equity Investments |  |  | (101,382) |  |  |  |  | 101,382 | (101,382)
Restricted stock for tax withholding obligations (in shares) |  | (290,142) |  |  |  |  |  |  |
Restricted stock for tax withholding obligations | (975,869) | $ (2,901) | (972,968) |  |  |  | (975,869) |  |
Treasury stock purchase | (298,619) |  |  | (298,619) |  |  | (298,619) |  |
Net income (loss) | (28,670,789) |  |  |  |  | (28,212,044) | (28,212,044) | (458,745) |
Ending Balance (in shares) at Dec. 27, 2014 |  | 75,183,207 |  |  |  |  |  |  |
Ending Balance at Dec. 27, 2014 | 109,387,303 | $ 751,833 | 324,625,694 | (42,741,551) | 3,126,239 | (175,915,255) | 109,846,959 | (459,656) |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |
Stockholders' Equity Attributable to Noncontrolling Interest | $ (459,656) |  |  |  |  |  |  |  |
Exercise of stock options (in shares) | (5,142) | 39,798 |  |  |  |  |  |  |
Exercise of stock options | $ 86,047 | $ 398 | 85,649 |  |  |  | 86,047 |  |
Vesting of restricted stock (in shares) |  | 1,226,992 |  |  |  |  |  |  |
Vesting of restricted stock |  | $ 12,270 | (12,270) |  |  |  |  |  |
Stock-based compensation expense | 3,373,479 |  | 3,373,479 |  |  |  | 3,373,479 |  |
Other comprehensive loss | (2,446,600) |  |  |  | (2,388,148) |  |  | (58,452) |
Income Before Minority Interest Earnings And Equity Investments | 2 |  | (445,344) |  | 33,683 |  |  | 411,663 | $ (411,661)
Restricted stock for tax withholding obligations (in shares) |  | (370,354) |  |  |  |  |  |  |
Restricted stock for tax withholding obligations | (1,072,385) | $ (3,704) | (1,068,681) |  |  |  | (1,072,385) |  |
Net income (loss) | (14,843,067) |  |  |  |  | (14,693,416) | (14,693,416) | (149,651) |
Ending Balance (in shares) at Dec. 26, 2015 |  | 76,079,643 |  |  |  |  |  |  |
Ending Balance at Dec. 26, 2015 | 94,484,779 | $ 760,797 | $ 326,558,527 | $ (42,741,551) | $ 771,774 | $ (190,608,671) | $ 94,740,875 | $ (256,096) |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |
Stockholders' Equity Attributable to Noncontrolling Interest | $ (256,096) |  |  |  |  |  |  |  |

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