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Note 4 - Senior Credit Facility, Subordinated Convertible Note, Net - CD Financial, LLC and Other Long Term Debt (Tables)
 3 Months Ended
Sep. 30, 2017
Notes Tables  
Schedule of Debt [Table Text Block]
   
Principal Amount
    
Interest Rate
  
Maturity Date
   
As of September 30, 2017
    
As of
June 30, 2017
            
Revolving advances under Senior Credit
 
                          
 
Facility with PNC Bank, National Association
   $
3,904
     $
4,676
      
4.25
 %
2/19/2020
Installment Note with PNC Bank
    
2,039
      
2,542
      
4.75
 %
2/19/2020
Installment Note with PNC Equipment Finance, LLC
    
168
      
190
      
4.57
 %
7/29/2019
Promissory Note with CD Financial, LLC
    
1,714
      
1,714
      
6.00
 %
2/29/2020
Promissory Note with Vitamin Realty, LLC
    
686
      
686
      
4.00
 %
2/29/2020
Capitalized lease obligations
    
257
      
307
      
3.86% -11.43
 %
3/6/2018 -12/08/2020
Total outstanding debt
    
8,768
      
10,115
      
 
  
 
Less:  Revolving Advances
    
(3,904
 )    
(4,676
 )    
 
  
 
Prepaid financing costs
    
(67
 )    
(75
 )    
 
  
 
Current portion of long term debt, net
    
(1,031
 )    
(1,118
 )    
 
  
 
Long term debt, net
   $
3,766
     $
4,246
      
 
  
 
                           
Convertible Note payable - CD Financial, LLC
   $
5,350
     $
5,350
      
6.00
 %
2/29/2020
Less:  Discount for embedded derivative
    
(95
 )    
(105
 )    
 
  
 
Prepaid financing costs
    
(22
 )    
(24
 )    
 
  
 
Convertible Note payable, net - CD Financial, LLC
   $
5,233
     $
5,221
      
 
  
 
Schedule of Derivative Liabilities at Fair Value [Table Text Block]
   
September 30,
    
June 30,
  
   
2017
    
2017
  
                 
Risk Free Interest Rate
    
1.53
 %    
1.49
 %
Volatility
    
101.70
 %    
98.11
 %
Term
  
2 years 5 months
    
2 years 8 months
  
Dividend Rate
    
0.00
 %    
0.00
 %
Closing Price of
Common Stock
   $
0.22
     $
0.19