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Fair Value Considerations (Details) - USD ($)
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2016
Warrant derivative liability $ 13,201 $ 93,981    
Contingent consideration 23,326,000 4,694,000 $ 7,648,000 $ 3,869,000
Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Recurring [Member]        
Warrant derivative liability 0 0    
Contingent consideration 0 0    
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Recurring [Member]        
Warrant derivative liability 0 0    
Contingent consideration 0 0    
Level 3 [Member | Fair Value, Measurements, Recurring [Member]        
Warrant derivative liability 13,000 94,000    
Contingent consideration $ 23,326,000 $ 4,694,000