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Note 3. Stock-based Compensation: Summary of Stock Option Activity (Details) (USD $)
3 Months Ended
Sep. 30, 2014
Details  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number, Beginning Balance 155,604
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price, Beginning Balance $ 6.45
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period (437)
Share-based Compensation Arrangements by Share-based Payment Award, Options, Expirations in Period, Weighted Average Exercise Price $ 2.42
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number 155,167
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price, Ending Balance $ 6.46
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Exercisable Options 140,935
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price $ 6.98