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Fair Value Considerations (Details 3) - Contingent Consideration [Member] - USD ($)
12 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Contingent Consideration    
Balance as of June 30, 2017 $ 7,648,000 $ 3,869,000
Increase due to purchase of assets 2,846,000 1,927,000
Increase due to accretion 801,000 306,000
Increase due to remeasurement   2,256,000
Decrease due to impairment   (710,000)
Decrease due to contractual payment (266,000)  
Decrease due to remeasurement (6,335,000)  
Balance as of June 30, 2018 $ 4,694,000 $ 7,648,000