Quarterly report pursuant to Section 13 or 15(d)

Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals)

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Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - USD ($)
$ in Thousands
Dec. 31, 2017
Jun. 30, 2017
Accounts receivable, allowance for doubtful accounts $ 1,758 $ 1,667