Annual report pursuant to Section 13 and 15(d)

Accounting Policies (Details Narrative)

v3.19.3.a.u2
Accounting Policies (Details Narrative) - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Sep. 29, 2019
Sep. 30, 2018
Oct. 01, 2017
Cash and cash equivalents $ 1,068 $ 1,133  
Federal deposit insurance amount 250    
Allowance for doubtful accounts 5 5  
Bad debt expenses associated with uncollectable accounts 4 3  
Inventory 10,535 7,639  
Inventory reserve adjustments 1    
Warranty reserve 46 101 $ 174
Lease liability 1,700    
Deferred contract revenue 289    
Refund of customer deposit 19    
Liabilities for customer deposit 3    
Customer advance deposits 3 308  
Contract cost with customer  
Valuation allowance (1,011) (2,893)  
Deferred tax assets gross 2,400    
Deferred tax assets net 1,414  
Utilization of deferred tax 1,400    
Net operating loss carryforward $ 6,700 $ 6,900  
Number of stock option were included as dilutive 8,492,884 8,795,799  
Declared Dividends   $ 523  
Net income related to common share $ 0.45 $ 0.11  
Unvested Restricted Stock Option [Member]      
Number of stock option were included as dilutive 216,500 82,500  
Number of stock units were incremental dilutive shares 104,101 22,841  
Warrant [Member]      
Number of stock option were included as dilutive 4,125,200    
Number of stock option were excluded as anti-dilutive   4,260,785  
Stock Option [Member]      
Number of stock option were excluded as anti-dilutive 25,000 59,980  
Series C Preferred Stock [Member]      
Number of common shares issued upon conversion   325,000  
Number of shares were incremental dilutive shares   314,492  
Warrants And Series C Preferred Shares [Member]      
Allocated undistributed earnings $ 1,900 $ 286  
Declared Dividends 0 $ 178  
2020 Fiscal Year [Member]      
Inventory 2,900    
Obsolete And Excess Inventories [Member]      
Inventory $ 959    
Revenue[Member] | U.S. Government Agencies [Member]      
Concentration risk percentage 60.00% 38.00%  
Revenue[Member] | Major U.S Defense Contractor One [Member]      
Concentration risk percentage 22.00% 29.00%  
Revenue[Member] | Major Commercial Customer One [Member]      
Concentration risk percentage 7.00% 20.00%  
Revenue[Member] | All Other Customers [Member]      
Concentration risk percentage 11.00% 13.00%  
Accounts Receivable [Member] | U.S. Government Agencies [Member]      
Concentration risk percentage 41.00% 25.00%  
Accounts Receivable [Member] | Major U.S Defense Contractor One [Member]      
Concentration risk percentage 25.00% 53.00%  
Accounts Receivable [Member] | Four Customers [Member]      
Concentration risk percentage 85.00%    
Accounts Receivable [Member] | Major U.S Defense Contractor Two [Member]      
Concentration risk percentage 13.00%    
Accounts Receivable [Member] | Commercial Customer [Member]      
Concentration risk percentage 6.00% 10.00%  
Accounts Receivable [Member] | Three Customers [Member]      
Concentration risk percentage   88.00%