v3.26.1
Accounting Policies (Details Narrative) - USD ($)
3 Months Ended 6 Months Ended
Mar. 29, 2026
Mar. 30, 2025
Mar. 29, 2026
Sep. 28, 2025
Mar. 30, 2025
Product Information [Line Items]          
Cash on deposit $ 4,164,000   $ 4,164,000 $ 6,389,000  
Cash balance $ 3,100,000   $ 3,100,000 4,300,000  
Annual interest rate 3.80%   3.80%    
Interest income     $ 83,000 0  
Federal deposit insurance amount $ 250,000   250,000    
Warranty reserve 25,000   25,000 162,000  
Warranty liabilities was reduced     143,000    
Customer advance deposits 16,000 $ 42,000 7,000   $ 87,000
Customer deposit liabilities 227,000   227,000 234,000  
Accrued selling expenses 134,000   134,000 141,000  
Contract assets 115,000   115,000 142,000  
Contract selling expenses 0 12,000 8,000   36,000
Contract loss reserves current 56,000   56,000 132,000  
Loss on estimates for contract loss reserves $ 0 11,000 174,000   18,000
Amount shipped against existing loss reserves   $ 4,000 $ 59,000   $ 10,000
Market based securities excluded in calculation of earning per share 67,500   67,500    
Optex Systems Inc [Member]          
Product Information [Line Items]          
Deferred tax assets net $ 1,100,000   $ 1,100,000 1,200,000  
Deferred tax assets gross 1,900,000   1,900,000 2,000,000.0  
Deferred tax asset valuation allowance 800,000   800,000 $ 800,000  
Two Long Term Indefinite Delivery Indefinite [Member]          
Product Information [Line Items]          
Amount shipped against existing loss reserves 111,000   191,000    
New Contract Awards [Member]          
Product Information [Line Items]          
Reserves cost of sales $ 8,000   $ 47,000    
Unvested Rectricted Stock Units [Member]          
Product Information [Line Items]          
Dilutive securities included in calculation of earning per share 67,000 22,800 67,000   22,800
Unvested Rectricted Stock [Member]          
Product Information [Line Items]          
Dilutive securities included in calculation of earning per share 16,700 59,000 16,700   59,000
Number of incremental shares 5,498 21,271 35,371   59,963
Transferred over Time [Member]          
Product Information [Line Items]          
Revenue recognized over time $ 132,000 $ 126,000 $ 265,000   $ 252,000
U.S. Government Agencies [Member] | Revenue Benchmark [Member] | Customer Concentration Risk [Member]          
Product Information [Line Items]          
Concentration risk percentage 26.00%        
Major U.S. Defense Contractor One [Member] | Revenue Benchmark [Member] | Customer Concentration Risk [Member]          
Product Information [Line Items]          
Concentration risk percentage 21.00%        
Major US Defense Contractor Two [Member] | Revenue Benchmark [Member] | Customer Concentration Risk [Member]          
Product Information [Line Items]          
Concentration risk percentage 15.00%        
Major US Defense Contractor Three [Member] | Revenue Benchmark [Member] | Customer Concentration Risk [Member]          
Product Information [Line Items]          
Concentration risk percentage 11.00%        
Major US Defense Contractor Four [Member] | Revenue Benchmark [Member] | Customer Concentration Risk [Member]          
Product Information [Line Items]          
Concentration risk percentage 7.00%        
Major US Defense Contractor Six [Member] | Revenue Benchmark [Member] | Customer Concentration Risk [Member]          
Product Information [Line Items]          
Concentration risk percentage 6.00%        
All Other Customers [Member] | Revenue Benchmark [Member] | Customer Concentration Risk [Member]          
Product Information [Line Items]          
Concentration risk percentage 14.00%