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(13) Common Stock and Common Stock Equivalents: Stock Option Activity (Details)
12 Months Ended
Jun. 30, 2017
$ / shares
shares
Jun. 30, 2016
$ / shares
shares
Details    
Options outstanding at beginning of the year | shares 121,557 91,152
Weighted average exercise price - outstanding at beginning of the year $ 3.33 $ 5.07
Weighted average remaining contractual term - options outstanding at beginning of year 3.56  
Options granted | shares 49,500 95,000
Weighted average exercise price - options granted $ 2.83 $ 3.27
Weighted average remaining contractual term - options granted during period 6.51  
Options canceled or expired | shares (4,067) (64,595)
Weighted average exercise price - canceled or expired $ 4.86 $ 4.74
Options outstanding at end of the year | shares 166,990 121,557
Weighted average exercise price - outstanding at beginning of the year $ 3.14 $ 3.84
Weighted average remaining contractual term - options outstanding at end of year 4.76  
Options exerciseable at end of the year | shares 74,473 63,940
Weighted average exercise price - exercisable options $ 4.46 $ 4.75
Range of exercise prices at end of the year - lower 1.75 1.75
Range of exercise prices at end of the year - upper $ 5.55 $ 5.55