v3.26.1
Schedule of Summary of Segment Performance (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Jun. 28, 2026
Jun. 29, 2025
Jun. 28, 2026
Jun. 29, 2025
Segment Reporting [Line Items]        
Gross Profit $ 3,325 $ 3,168 $ 8,814 $ 8,658
Net General & Administrative Expense 1,934 1,257 5,610 3,593
Operating Income (Loss) 1,391 1,911 3,204 5,065
Interest Income (Expense) 28 112 (12)
Income (Loss) before taxes 1,419 1,911 3,316 5,053
Operating Segments [Member]        
Segment Reporting [Line Items]        
Total Segment Revenue 9,729 11,110 28,501 30,038
Total Cost of Sales 6,404 7,942 19,687 21,380
Gross Profit $ 3,325 $ 3,168 $ 8,814 $ 8,658
Operating profit percentage 34.20% 28.50% 30.90% 28.80%
Net General & Administrative Expense $ 1,934 $ 1,257 $ 5,610 $ 3,593
Operating Income (Loss) $ 1,391 $ 1,911 $ 3,204 $ 5,065
Operating Income (Loss) % 14.30% 17.20% 11.20% 16.90%
Interest Income (Expense) $ 28 $ 112 $ (12)
Income (Loss) before taxes $ 1,419 $ 1,911 $ 3,316 $ 5,053
Income (loss) before taxes % 14.60% 17.20% 11.60% 16.80%
Operating Segments [Member] | Revenues from External Customers [Member]        
Segment Reporting [Line Items]        
Total Segment Revenue $ 9,729 $ 11,110 $ 28,501 $ 30,038
Operating Segments [Member] | Intersegment Revenues [Member]        
Segment Reporting [Line Items]        
Total Segment Revenue
Operating Segments [Member] | General and Administrative Expenses [Member]        
Segment Reporting [Line Items]        
Net General & Administrative Expense 1,934 1,257 5,610 3,593
Operating Segments [Member] | Segment Allocated GA Expense [Member]        
Segment Reporting [Line Items]        
Net General & Administrative Expense
Optex Systems (OPX) - Richardson, Texas [Member] | Operating Segments [Member]        
Segment Reporting [Line Items]        
Total Segment Revenue 4,677 6,838 16,248 16,572
Total Cost of Sales 3,170 5,081 11,453 12,836
Gross Profit $ 1,507 $ 1,757 $ 4,795 $ 3,736
Operating profit percentage 32.20% 25.70% 29.50% 22.50%
Net General & Administrative Expense $ 744 $ 654 $ 2,375 $ 1,806
Operating Income (Loss) $ 763 $ 1,103 $ 2,420 $ 1,930
Operating Income (Loss) % 16.30% 16.10% 14.90% 11.60%
Interest Income (Expense)
Income (Loss) before taxes $ 763 $ 1,103 $ 2,420 $ 1,930
Income (loss) before taxes % 16.30% 16.10% 14.90% 11.60%
Optex Systems (OPX) - Richardson, Texas [Member] | Operating Segments [Member] | Revenues from External Customers [Member]        
Segment Reporting [Line Items]        
Total Segment Revenue $ 4,677 $ 6,838 $ 16,248 $ 16,572
Optex Systems (OPX) - Richardson, Texas [Member] | Operating Segments [Member] | Intersegment Revenues [Member]        
Segment Reporting [Line Items]        
Total Segment Revenue
Optex Systems (OPX) - Richardson, Texas [Member] | Operating Segments [Member] | General and Administrative Expenses [Member]        
Segment Reporting [Line Items]        
Net General & Administrative Expense 1,168 982 3,638 2,789
Optex Systems (OPX) - Richardson, Texas [Member] | Operating Segments [Member] | Segment Allocated GA Expense [Member]        
Segment Reporting [Line Items]        
Net General & Administrative Expense (424) (328) (1,263) (983)
Applied Optics Center (AOC) - Dallas [Member] | Operating Segments [Member]        
Segment Reporting [Line Items]        
Total Segment Revenue 5,471 4,597 13,258 14,383
Total Cost of Sales 3,653 3,186 9,239 9,461
Gross Profit $ 1,818 $ 1,411 $ 4,019 $ 4,922
Operating profit percentage 33.20% 30.70% 30.30% 34.20%
Net General & Administrative Expense $ 924 $ 520 $ 2,497 $ 1,540
Operating Income (Loss) 894 $ 891 $ 1,522 $ 3,382
Operating Income (Loss) %   19.40% 11.50% 23.50%
Interest Income (Expense)
Income (Loss) before taxes $ 894 $ 891 $ 1,522 $ 3,382
Income (loss) before taxes % 16.30% 19.40% 11.50% 23.50%
Applied Optics Center (AOC) - Dallas [Member] | Operating Segments [Member] | Revenues from External Customers [Member]        
Segment Reporting [Line Items]        
Total Segment Revenue $ 5,052 $ 4,272 $ 12,253 $ 13,466
Applied Optics Center (AOC) - Dallas [Member] | Operating Segments [Member] | Intersegment Revenues [Member]        
Segment Reporting [Line Items]        
Total Segment Revenue 419 325 1,005 917
Applied Optics Center (AOC) - Dallas [Member] | Operating Segments [Member] | General and Administrative Expenses [Member]        
Segment Reporting [Line Items]        
Net General & Administrative Expense 500 192 1,234 557
Applied Optics Center (AOC) - Dallas [Member] | Operating Segments [Member] | Segment Allocated GA Expense [Member]        
Segment Reporting [Line Items]        
Net General & Administrative Expense 424 328 1,263 983
Other Operating Segment [Member] | Operating Segments [Member]        
Segment Reporting [Line Items]        
Total Segment Revenue (419) (325) (1,005) (917)
Total Cost of Sales (419) (325) (1,005) (917)
Gross Profit
Operating profit percentage  
Net General & Administrative Expense 266 $ 83 $ 738 $ 247
Operating Income (Loss) $ (266) $ (83) $ (738) $ (247)
Operating Income (Loss) %
Interest Income (Expense) $ 28 $ 112 $ (12)
Income (Loss) before taxes (238) $ (83) $ (626) $ (259)
Income (loss) before taxes %  
Other Operating Segment [Member] | Operating Segments [Member] | Revenues from External Customers [Member]        
Segment Reporting [Line Items]        
Total Segment Revenue
Other Operating Segment [Member] | Operating Segments [Member] | Intersegment Revenues [Member]        
Segment Reporting [Line Items]        
Total Segment Revenue (419) (325) (1,005) (917)
Other Operating Segment [Member] | Operating Segments [Member] | General and Administrative Expenses [Member]        
Segment Reporting [Line Items]        
Net General & Administrative Expense 266 83 738 247
Other Operating Segment [Member] | Operating Segments [Member] | Segment Allocated GA Expense [Member]        
Segment Reporting [Line Items]        
Net General & Administrative Expense
Other [Member] | Operating Segments [Member]        
Segment Reporting [Line Items]        
Operating profit percentage      
Operating Income (Loss) % 16.30%      
Income (loss) before taxes %