Quarterly report pursuant to Section 13 or 15(d)

Accounting Policies (Details Narrative)

v3.22.0.1
Accounting Policies (Details Narrative) - USD ($)
3 Months Ended
Jan. 02, 2022
Dec. 27, 2020
Oct. 03, 2021
Sep. 27, 2020
Product Information [Line Items]        
Warranty reserve $ 122,000 $ 49,000 $ 78,000 $ 83,000
Revenue from customer deposit liabilities 0 1,000    
Customer deposit liabilities 0      
Contract cost with customer 0      
Valuation allowance 800,000      
Deferred tax assets gross 2,100,000      
Increase deferred tax assets related to temporary tax adjustment 14,000      
Warrant [Member]        
Product Information [Line Items]        
Declared dividends $ 0      
Undistributed earnings   $ 361,000    
Number of stock units were incremental dilutive shares   4,125,200    
Number of incremental shares   984,185    
Unvested Rectricted Stock Units [Member]        
Product Information [Line Items]        
Number of stock units were incremental dilutive shares 66,000 182,000    
Unvested Rectricted Stock [Member]        
Product Information [Line Items]        
Number of stock units were incremental dilutive shares 180,000 300,000    
Number of incremental shares 52,861 188,764    
Service [Member]        
Product Information [Line Items]        
Revenue recognized over time $ 120,000 $ 120,000    
U.S. Government Agencies [Member] | Accounts Receivable [Member] | Customer Concentration Risk [Member]        
Product Information [Line Items]        
Concentration risk percentage 10.00%      
Major U.S Defense Contractor One [Member] | Accounts Receivable [Member] | Customer Concentration Risk [Member]        
Product Information [Line Items]        
Concentration risk percentage 17.00%      
Major U.S Defense Contractor Two [Member] | Accounts Receivable [Member] | Customer Concentration Risk [Member]        
Product Information [Line Items]        
Concentration risk percentage 17.00%      
Major U.S Defense Contractor Three [Member] | Accounts Receivable [Member] | Customer Concentration Risk [Member]        
Product Information [Line Items]        
Concentration risk percentage 14.00%      
Major U.S Defense Contractor Four [Member] | Accounts Receivable [Member] | Customer Concentration Risk [Member]        
Product Information [Line Items]        
Concentration risk percentage 9.00%      
Major U.S Defense Contractor Five [Member] | Accounts Receivable [Member] | Customer Concentration Risk [Member]        
Product Information [Line Items]        
Concentration risk percentage 6.00%      
Foreign Military Customer [Member] | Accounts Receivable [Member] | Customer Concentration Risk [Member]        
Product Information [Line Items]        
Concentration risk percentage 7.00%      
One Commercial Customer [Member] | Accounts Receivable [Member] | Customer Concentration Risk [Member]        
Product Information [Line Items]        
Concentration risk percentage 13.00%      
All Other Customers [Member] | Accounts Receivable [Member] | Customer Concentration Risk [Member]        
Product Information [Line Items]        
Concentration risk percentage 7.00%