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Balance Sheets-Additional Information (Detail Textuals) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2014
Jun. 30, 2013
Additional Information Of Balance Sheet [Line Items]    
Equity Method Investments $ 5,619 $ 3,515
Net equipment under capital leases 142 152
Accumulated depreciation net equipment under capital leases 79 39
Accumulated depreciation 9,019 9,154
Construction-in-progress 4,782 5,543
Animal Health
   
Additional Information Of Balance Sheet [Line Items]    
Equity Method Investments $ 5,140 $ 4,734