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Note 5 - Senior Credit Facility, Subordinated Convertible Note Payable, Net - CD Financial, LLC and Other Long-Term Debt (Details Textual) - USD ($)
1 Months Ended 3 Months Ended
Sep. 17, 2015
Jul. 29, 2015
Jun. 27, 2012
Sep. 22, 2014
Jun. 27, 2012
Sep. 30, 2015
Sep. 30, 2014
Nov. 05, 2015
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2013
Feb. 21, 2008
Eurodollar [Member] | Term Loan [Member]                        
Line of Credit Facility, Interest Rate at Period End           3.75%     3.75%      
Debt Instrument, Basis Spread on Variable Rate           3.25%            
Eurodollar [Member] | Revolving Credit Facility [Member]                        
Line of Credit Facility, Interest Rate at Period End           3.25%     3.25%      
Debt Instrument, Basis Spread on Variable Rate           2.75%            
Term Loan [Member] | Scenario Event of Default [Member]                        
Number of Consecutive Monthly Installments           60            
Number of Consecutive Monthly Installments, Fixed Amount           59            
Debt Instrument, Interest Rate, Increase (Decrease)           2.00%            
Revolving Advances [Member]                        
Line of Credit Facility Covenant Aggregate Revolving Advance Percentage of Appraised Net Orderly Liquidation Value of Eligible Inventory           85.00%            
Line of Credit Facility Covenant Maximum Aggregate Revolving Advance           $ 8,000,000            
Line of Credit Facility Covenant Aggregate Revolving Advance Receivables Advance Rate           85.00%            
Line of Credit Facility Covenant Aggregate Revolving Advance Inventory Advance Rate           65.00%            
Loan Agreement Mandatory Repayment Amount           $ 1,000,000            
Loan Agreement [Member]                        
Line of Credit Facility Covenant Prepayment Provisions Percentage of Excess Cash flow                     50.00%  
Promissory Note [Member] | CD Financial LLC [Member]                        
Debt Instrument, Face Amount     $ 1,714,000   $ 1,714,000              
CD MDC Note [Member]                        
Repayments of Notes Payable     300,000                  
E. Gerald Kay [Member] | Vitamin Realty LLC [Member]                        
Debt Instrument, Interest Rate, Stated Percentage           4.00%            
Term Note [Member] | Convertible Line of Credit Note [Member] | Subsequent Event [Member]                        
Debt Instrument, Term   4 years                    
Long-term Debt, Percentage Bearing Fixed Interest, Percentage Rate   4.57%                    
Revolving Credit Facility [Member]                        
Line of Credit Facility, Maximum Borrowing Capacity     $ 8,000,000   $ 8,000,000              
Convertible Line of Credit Note [Member]                        
Line of Credit Facility, Maximum Borrowing Capacity       $ 350,000                
Debt Instrument, Basis Spread on Variable Rate       3.25%                
Debt Instrument Convertible Aggregate Amount Advanced Trigger       $ 350,000                
Long-term Line of Credit           $ 350,000            
IBio Inc [Member] | Minimum [Member]                        
Share Price           $ 0.88     $ 0.88 $ 0.88 $ 0.88  
IBio Inc [Member]                        
Consecutive Trading Days for Stock Price Threshold           15 days            
Investment, Shares Sold           73,191            
Proceeds from Sale of Long-term Investments           $ 79,000            
Subsequent Event [Member] | Regents [Member]                        
Borrowings to Finance Machinery and Equipment to Secure Capital Lease               $ 14,000        
Regents [Member]                        
Borrowings to Finance Machinery and Equipment to Secure Capital Lease           14,000            
Debt Instrument, Interest Rate, Stated Percentage 5.70%                      
Capital Lease Obligations $ 90,000                      
Capital Lease Obligation Quarterly Lease Payment $ 2,000                      
CD Financial LLC [Member] | Default Rate [Member]                        
Debt Instrument, Interest Rate, Stated Percentage     10.00%   10.00%              
CD Financial LLC [Member]                        
Debt Instrument, Interest Rate, Stated Percentage     6.00%   6.00%             9.50%
Debt Instrument, Face Amount                       $ 4,500,000
Convertible Notes Payable     $ 5,350,000   $ 5,350,000              
Debt Instrument, Convertible, Conversion Price     $ 0.65   $ 0.65              
Embedded Derivative, Fair Value of Embedded Derivative Liability           15,000     $ 12,000      
Vitamin Realty LLC [Member]                        
Debt Instrument, Face Amount           686,000            
E. Gerald Kay [Member]                        
Debt Instrument, Face Amount           27,000            
Senior Notes     $ 11,727,000   $ 11,727,000              
Loans Payable, Noncurrent     $ 3,727,000   $ 3,727,000              
Debt Instrument, Periodic Payment           $ 44,000            
Share Price     $ 0.09   $ 0.09 $ 0.10     $ 0.09      
Repayments of Notes Payable           $ 147,000 $ 135,000          
Interest Paid         $ 333,000 173,000 $ 174,000          
Other Expenses         $ 217,000              
Capital Lease Obligations           $ 104,000     $ 125,000