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Note 7 - Commitments and Contingencies (Details Textual)
$ in Thousands
3 Months Ended 9 Months Ended
Mar. 31, 2016
USD ($)
Mar. 31, 2015
USD ($)
Mar. 31, 2016
USD ($)
Mar. 31, 2015
USD ($)
Jun. 30, 2015
USD ($)
May. 19, 2014
ft²
May. 15, 2012
USD ($)
Jan. 05, 2012
ft²
Jan. 04, 2012
ft²
Manhattan Drug Company [Member]                  
Area of Real Estate Property | ft²               76,161 74,898
Payments for Rent     $ 533            
AgroLabs [Member]                  
Area of Real Estate Property | ft²           2,700      
Payments for Rent     27            
Vitamin Realty LLC [Member]                  
Operating Leases, Rent Expense $ 199 $ 223 602 $ 637          
Accrued Rent 1,200   1,200   $ 1,000        
Stock Purchase Agreement [Member]                  
Loss Contingency, Estimate of Possible Loss             $ 600    
Environmental Issues [Member]                  
Loss Contingency, Estimate of Possible Loss             $ 300    
Operating Leases, Rent Expense $ 239 $ 262 $ 724 $ 759