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Accounts Receivable, net - Schedule of Accounts Receivable (Details) - USD ($)
$ in Thousands
Dec. 31, 2017
Jun. 30, 2017
Receivables [Abstract]    
Trade receivables $ 58,727 $ 44,531
Other Receivables 4,320 2,636
Allowance for doubtful accounts (772) (721)
Accounts receivable, net $ 62,275 $ 46,446