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Segment Information (Tables)
 3 Months Ended
Sep. 30, 2016
Segment Reporting [Abstract]  
Schedule of segment performance measures
    Human
Health		     Pharmaceutical
Ingredients		     Performance
Chemicals		     Unallocated
Corporate		     Consolidated
Totals		  
2016                                        
Net sales   $ 47,889     $ 40,616     $ 39,513     $ -     $ 128,018  
Gross profit     14,205       6,954       9,680       -       30,839  
Income (loss) before income taxes     3,972       3,067       4,832       (5,091 )     6,780  
                                         
2015                                        
Net sales   $ 57,481     $ 38,360     $ 37,659     $ -     $ 133,500  
Gross profit     20,309       6,114       8,158       -       34,581  
Income (loss) before income taxes     10,503       2,099       3,544       (1,163 )     14,983