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Fair Value Measurements (Details 1) - USD ($)
$ in Thousands
3 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Business Combination Contingent Consideration Liability [Roll Forward]    
Acquisition-related accrued interest $ 393 $ 345
Fair values | Level 3    
Business Combination Contingent Consideration Liability [Roll Forward]    
Balance, June 30, 2016 6,745  
Acquisition-related accrued interest (393)  
Payment 70  
Balance, September 30, 2016 $ 7,068