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Fair Value Considerations (Details 3) - Contingent Consideration [Member]
3 Months Ended
Sep. 30, 2017
USD ($)
Contingent Consideration  
Balance as of June 30, 2017 $ 7,648,000
Increase due to accretion 187,000
Decrease due to contractual payment (12,000)
Balance as of September 30, 2017 $ 7,823,000