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Fair Value Measurements Unobservable Input (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2012
Fair Value Inputs, Liabilities, Quantitative Information [Line Items]      
Fair Value, Measurement with Unobservable Inputs Reconciliations, Recurring Basis, Liability Value $ 5,152 $ 5,934 $ 0
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Purchases $ (782) $ 5,934  
Fair Value Inputs, Discount Rate 18.00%    
Minimum [Member]
     
Fair Value Inputs, Liabilities, Quantitative Information [Line Items]      
Fair value input, Probability of Outcome 10.00%    
Fair value input, Project Years of Payment . NaN, NaN    
Maximum [Member]
     
Fair Value Inputs, Liabilities, Quantitative Information [Line Items]      
Fair value input, Probability of Outcome 55.00%    
Fair value input, Project Years of Payment Aug. 31, 2015