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Note 3 - Significant Accounting Policies (Details Textual)
3 Months Ended 6 Months Ended 63 Months Ended
Jun. 30, 2015
USD ($)
Jun. 30, 2014
USD ($)
Jun. 30, 2015
USD ($)
Jun. 30, 2014
USD ($)
Jun. 30, 2015
USD ($)
Dec. 31, 2014
USD ($)
IDIQ Agreement [Member] | ADEPT Units [Member]            
Units Delivered         137  
Units to be Delivered 15   15   15  
Customer Advances, Current $ 0   $ 0   $ 0 $ 0
Government Contract Receivable, Unbilled Amounts 87,980   87,980   87,980 34,366
Product Warranty (Benefit) Expense (23,300) $ 5,600 6,600 $ 10,200    
Standard Product Warranty Accrual, Current 40,100   40,100   $ 40,100 $ 33,500
Research and Development Expense $ 8,191 $ 1,649 $ 9,735 $ 3,297