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Fair Value (Narrative) (Details) - USD ($)
$ in Thousands
Jun. 30, 2018
Jun. 30, 2017
Nov. 17, 2016
Business Acquisition [Line Items]      
Fair value of contingent consideration $ 17,080 $ 15,028  
Angelic [Member]      
Business Acquisition [Line Items]      
Fair value of contingent consideration $ 17,080 $ 15,028 $ 13,900