Quarterly report [Sections 13 or 15(d)]

Accounting Policies (Details Narrative)

v3.25.4
Accounting Policies (Details Narrative) - USD ($)
 3 Months Ended
Dec. 28, 2025
Dec. 29, 2024
Sep. 28, 2025
Sep. 29, 2024
Product Information [Line Items]        
Cash on deposit $ 5,841,000   $ 6,389,000  
Cash balance $ 5,100,000   4,000,000.0  
Annual interest rate 3.80%      
Interest income $ 48,000 $ 0    
Federal deposit insurance amount 250,000      
Warranty reserve 168,000 22,000 162,000 $ 52,000
Customer advance deposits 7,000 45,000    
Customer deposit liabilities 243,000   234,000  
Accrued selling expenses 141,000   141,000  
Contract assets 134,000   142,000  
Contract selling expenses 8,000 23,000    
Contract loss reserves current 185,000   132,000  
Loss on estimates for contract loss reserves 174,000 7,000    
Amount shipped against existing loss reserves $ 121,000 $ 53,000    
Unvested Rectricted Stock Units [Member]        
Product Information [Line Items]        
Dilutive securities included in calculation of earning per share 75,000 82,800    
Unvested Rectricted Stock [Member]        
Product Information [Line Items]        
Dilutive securities included in calculation of earning per share 46,535 59,000    
Number of incremental shares 65,244 98,656    
Optex Systems Inc [Member]        
Product Information [Line Items]        
Deferred tax assets net $ 1,200,000   1,200,000  
Deferred tax assets gross 2,000,000.0   2,000,000.0  
Deferred tax asset valuation allowance 800,000   $ 800,000  
Transferred over Time [Member]        
Product Information [Line Items]        
Revenue recognized over time $ 133,000 $ 126,000    
U.S. Government Agencies [Member] | Revenue Benchmark [Member] | Customer Concentration Risk [Member]        
Product Information [Line Items]        
Concentration risk percentage 12.00%      
Major U.S. Defense Contractor One [Member] | Revenue Benchmark [Member] | Customer Concentration Risk [Member]        
Product Information [Line Items]        
Concentration risk percentage 19.00%      
Major US Defense Contractor Two [Member] | Revenue Benchmark [Member] | Customer Concentration Risk [Member]        
Product Information [Line Items]        
Concentration risk percentage 16.00%      
Major US Defense Contractor Three [Member] | Revenue Benchmark [Member] | Customer Concentration Risk [Member]        
Product Information [Line Items]        
Concentration risk percentage 13.00%      
Major US Defense Contractor Four [Member] | Revenue Benchmark [Member] | Customer Concentration Risk [Member]        
Product Information [Line Items]        
Concentration risk percentage 8.00%      
Major US Defense Contractor Five [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 7.00%      
Major US Defense Contractor Seven [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 12.00%