Quarterly report pursuant to Section 13 or 15(d)

Segment Reporting - Schedule of Information for Each of the Reportable Segments Profit or Loss as Well as Segment Assets for Each Year (Details)

Segment Reporting - Schedule of Information for Each of the Reportable Segments Profit or Loss as Well as Segment Assets for Each Year (Details) - USD ($) $ in Thousands	3 Months Ended
	Dec. 29, 2019	Dec. 30, 2018
Total Revenue	$ 5,887	$ 5,891
Interest expense	5	6
Depreciation and Amortization	66	85
Income (loss) before taxes	(538)	2,079
Allocated home office expense
(Gain) Loss on Change in Fair Value of Warrants	(1,251)	1,385
Stock compensation expense	26	36
Royalty expense amortization		8
Warranty Expense	29	(21)
Segment Assets	19,380	13,778
Expenditures for segment assets	29	18
Other (Non Allocated Costs and Intersegment Eliminations) [Member]
Total Revenue	(373)	(415)
Interest expense	5	6
Depreciation and Amortization
Income (loss) before taxes	(1,282)	1,343
Allocated home office expense
(Gain) Loss on Change in Fair Value of Warrants	1,251	(1,385)
Stock compensation expense	26	36
Royalty expense amortization
Warranty Expense
Segment Assets
Expenditures for segment assets
Optex Systems (OPX) - Richardson, Texas [Member]
Total Revenue	3,644	3,830
Interest expense
Depreciation and Amortization	6	9
Income (loss) before taxes	482	406
Allocated home office expense	(170)	(170)
(Gain) Loss on Change in Fair Value of Warrants
Stock compensation expense
Royalty expense amortization		8
Warranty Expense
Segment Assets	12,293	9,448
Expenditures for segment assets	13	4
Applied Optics Center (AOC) - Dallas [Member]
Total Revenue	2,616	2,476
Interest expense
Depreciation and Amortization	60	76
Income (loss) before taxes	262	330
Allocated home office expense	170	170
(Gain) Loss on Change in Fair Value of Warrants
Stock compensation expense
Royalty expense amortization
Warranty Expense	29	(21)
Segment Assets	7,087	4,330
Expenditures for segment assets	16	14
Revenues from External Customers [Member]
Total Revenue	5,887	5,891
Revenues from External Customers [Member] \| Other (Non Allocated Costs and Intersegment Eliminations) [Member]
Total Revenue
Revenues from External Customers [Member] \| Optex Systems (OPX) - Richardson, Texas [Member]
Total Revenue	3,644	3,830
Revenues from External Customers [Member] \| Applied Optics Center (AOC) - Dallas [Member]
Total Revenue	2,243	2,061
Intersegment revenues [Member]
Total Revenue
Intersegment revenues [Member] \| Other (Non Allocated Costs and Intersegment Eliminations) [Member]
Total Revenue	(373)	(415)
Intersegment revenues [Member] \| Optex Systems (OPX) - Richardson, Texas [Member]
Total Revenue
Intersegment revenues [Member] \| Applied Optics Center (AOC) - Dallas [Member]
Total Revenue	$ 373	$ 415