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Segments and Disaggregation of Revenue (Details) - USD ($)	3 Months Ended								12 Months Ended
	Dec. 29, 2018	Sep. 29, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 30, 2017	Sep. 30, 2017	Jul. 01, 2017	Apr. 01, 2017	Dec. 29, 2018	Dec. 30, 2017	Dec. 31, 2016
Segment Reporting Information [Line Items]
Revenues	$ (7,741,000)	$ (5,126,000)	$ (5,944,000)	$ (5,654,000)	$ (11,397,000)	$ (6,139,000)	$ (5,927,000)	$ (4,378,000)	$ (24,465,005)	$ (27,841,490)	$ (22,642,566)
Net Income (Loss) Attributable to Parent	(11,302,000)	$ (9,791,000)	$ (9,241,000)	$ (5,536,000)	(1,803,000)	$ (8,247,000)	$ (7,332,000)	$ (7,858,000)	(35,869,625)	(25,240,482)	(23,434,116)
Total assets from continuing operations	59,549,111				91,322,490				59,549,111	91,322,490
Kopin [Member]
Segment Reporting Information [Line Items]
Revenues									(16,981,000)	(15,942,000)	(18,733,000)
Industrial [Member]
Segment Reporting Information [Line Items]
Revenues									(7,484,000)	(11,900,000)	(3,909,000)
Operating Segments [Member]
Segment Reporting Information [Line Items]
Total assets from continuing operations	59,549,000				91,322,000				59,549,000	91,322,000
Operating Segments [Member] | Kopin [Member]
Segment Reporting Information [Line Items]
Revenues									(16,981,000)	(15,942,000)	(18,733,000)
Net Income (Loss) Attributable to Parent									(35,104,000)	(26,153,000)	(22,622,000)
Total assets from continuing operations	50,995,000				82,707,000				50,995,000	82,707,000
Operating Segments [Member] | Industrial [Member]
Segment Reporting Information [Line Items]
Revenues									(9,116,000)	(13,585,000)	(3,909,000)
Net Income (Loss) Attributable to Parent									(766,000)	1,277,000	(812,000)
Total assets from continuing operations	8,554,000				8,615,000				8,554,000	8,615,000
Intersegment Eliminations [Member]
Segment Reporting Information [Line Items]
Revenues									1,631,000	1,685,000	0
Net Income (Loss) Attributable to Parent									0	(364,000)	0
Intersegment Eliminations [Member] | Kopin [Member]
Segment Reporting Information [Line Items]
Revenues									0	0	0
Net Income (Loss) Attributable to Parent									0	0	0
Intersegment Eliminations [Member] | Industrial [Member]
Segment Reporting Information [Line Items]
Revenues									1,631,000	1,685,000	0
Net Income (Loss) Attributable to Parent									0	(364,000)	0
Industrial Customers [Member]
Segment Reporting Information [Line Items]
Revenues									(6,066,000)	(5,478,000)	(6,296,000)
Industrial Customers [Member] | Kopin [Member]
Segment Reporting Information [Line Items]
Revenues									(2,969,000)	(2,695,000)	(3,128,000)
Industrial Customers [Member] | Industrial [Member]
Segment Reporting Information [Line Items]
Revenues									(3,096,000)	(2,783,000)	(3,168,000)
Consumer Customers [Member]
Segment Reporting Information [Line Items]
Revenues									(4,146,000)	(4,406,000)	(7,418,000)
Consumer Customers [Member] | Kopin [Member]
Segment Reporting Information [Line Items]
Revenues									(4,146,000)	(4,406,000)	(7,418,000)
Consumer Customers [Member] | Industrial [Member]
Segment Reporting Information [Line Items]
Revenues									0	0	0
Research and Development [Member]
Segment Reporting Information [Line Items]
Revenues									(5,254,000)	(2,947,000)	(1,527,000)
Research and Development [Member] | Kopin [Member]
Segment Reporting Information [Line Items]
Revenues									(5,035,000)	(2,938,000)	(1,527,000)
Research and Development [Member] | Industrial [Member]
Segment Reporting Information [Line Items]
Revenues									(219,000)	(9,000)	0
All Other Customers [Member]
Segment Reporting Information [Line Items]
Revenues									(275,000)	(1,573,000)	(2,064,000)
All Other Customers [Member] | Kopin [Member]
Segment Reporting Information [Line Items]
Revenues									(75,000)	(1,503,000)	(1,697,000)
All Other Customers [Member] | Industrial [Member]
Segment Reporting Information [Line Items]
Revenues									(200,000)	(69,000)	(367,000)
Military Customers in Total
Segment Reporting Information [Line Items]
Revenues									(8,724,000)	(13,438,000)	(5,338,000)
Military Customers in Total | Kopin [Member]
Segment Reporting Information [Line Items]
Revenues									(4,755,000)	(4,400,000)	(4,963,000)
Military Customers in Total | Industrial [Member]
Segment Reporting Information [Line Items]
Revenues									(3,969,000)	(9,038,000)	(375,000)
Property, Plant and Equipment [Member]
Segment Reporting Information [Line Items]
Long lived assets	2,599,000				5,077,000				2,599,000	5,077,000
UNITED STATES
Segment Reporting Information [Line Items]
Revenues									(14,436,000)	(16,540,000)	(9,237,000)
UNITED STATES | Kopin [Member]
Segment Reporting Information [Line Items]
Revenues									(10,799,000)	(10,056,000)	(8,847,000)
UNITED STATES | Industrial [Member]
Segment Reporting Information [Line Items]
Revenues									(3,637,000)	(6,484,000)	$ (390,000)
UNITED STATES | Property, Plant and Equipment [Member]
Segment Reporting Information [Line Items]
Long lived assets	2,101,000				2,456,000				2,101,000	2,456,000
UNITED KINGDOM | Property, Plant and Equipment [Member]
Segment Reporting Information [Line Items]
Long lived assets	197,000				192,000				197,000	192,000
CHINA | Property, Plant and Equipment [Member]
Segment Reporting Information [Line Items]
Long lived assets	251,000				338,000				251,000	338,000
JAPAN | Property, Plant and Equipment [Member]
Segment Reporting Information [Line Items]
Long lived assets	50,000				206,000				50,000	206,000
KOREA, REPUBLIC OF | Property, Plant and Equipment [Member]
Segment Reporting Information [Line Items]
Long lived assets	$ 0				$ 1,885,000				$ 0	$ 1,885,000

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