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Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) (USD $)
In Thousands, except Share data, unless otherwise specified
Mar. 31, 2015
Jun. 30, 2014
Accounts receivables, allowances $ 61us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent $ 92us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent
Preferred stock, par value (in dollars per share) $ 0us-gaap_PreferredStockParOrStatedValuePerShare $ 0us-gaap_PreferredStockParOrStatedValuePerShare
Preferred stock, shares authorized (in shares) 5,000,000us-gaap_PreferredStockSharesAuthorized 5,000,000us-gaap_PreferredStockSharesAuthorized
Preferred stock, shares issued (in shares) 0us-gaap_PreferredStockSharesIssued 0us-gaap_PreferredStockSharesIssued
Common stock, par value (in dollars per share) $ 0us-gaap_CommonStockParOrStatedValuePerShare $ 0us-gaap_CommonStockParOrStatedValuePerShare
Common stock, shares authorized (in shares) 50,000,000us-gaap_CommonStockSharesAuthorized 50,000,000us-gaap_CommonStockSharesAuthorized
Common stock, shares issued (in shares) 12,253,000us-gaap_CommonStockSharesIssued 12,253,000us-gaap_CommonStockSharesIssued
Common stock, shares outstanding (in shares) 12,253,000us-gaap_CommonStockSharesOutstanding 12,253,000us-gaap_CommonStockSharesOutstanding