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Segments and Geographical Information (Details) - USD ($)
 3 Months Ended 12 Months Ended
Dec. 31, 2016
Sep. 24, 2016
Jun. 25, 2016
Mar. 26, 2016
Dec. 26, 2015
Sep. 26, 2015
Jun. 27, 2015
Mar. 28, 2015
Dec. 31, 2016
Dec. 26, 2015
Dec. 27, 2014
Segment Reporting Information [Line Items]                      
Revenues $ 6,373,000 $ 5,795,000 $ 4,355,000 $ 6,119,000 $ 4,612,000 $ 8,001,000 $ 10,857,000 $ 8,585,000 $ 22,642,566 $ 32,054,419 $ 31,807,465
Net income (loss) income attributable to the controlling interest (5,190,000) $ (8,117,000) $ (3,194,000) $ (6,932,000) (6,771,000) $ (4,720,000) $ 683,000 $ (3,885,000) (23,434,116) (14,693,416) (28,212,044)
Total assets from continuing operations 87,832,272       106,060,086       87,832,272 106,060,086  
Long lived assets 2,976       2,677       2,976 2,677  
Assets held on sale, carrying value         819         819  
Continuing Operations                      
Segment Reporting Information [Line Items]                      
Net income (loss) income attributable to the controlling interest                 (23,434,000) (14,693,000) (28,212,000)
Total assets from continuing operations         106,060,000         106,060,000 122,941,414
Long lived assets 2,976,000       2,677,000       2,976,000 2,677,000 4,589,000
Kopin U.S.                      
Segment Reporting Information [Line Items]                      
Revenues                 18,733,000 28,538,000 28,333,000
Kopin U.S. | Continuing Operations                      
Segment Reporting Information [Line Items]                      
Net income (loss) income attributable to the controlling interest                 (22,623,000) (13,429,000) (26,402,000)
Total assets from continuing operations 86,084,000       104,536,000       86,084,000 104,536,000 121,300,000
Long lived assets 2,976,000       2,639,000       2,976,000 2,639,000 4,343,000
FDD                      
Segment Reporting Information [Line Items]                      
Revenues                 3,909,000 3,516,000 3,474,000
FDD | Continuing Operations                      
Segment Reporting Information [Line Items]                      
Net income (loss) income attributable to the controlling interest                 (812,000) (1,264,000) (1,810,000)
Total assets from continuing operations $ 1,748,000       1,524,000       $ 1,748,000 1,524,000 1,641,000
Long lived assets         $ 38,000         $ 38,000 $ 246,000