Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies (Earnings per Share) (Details)

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Summary of Significant Accounting Policies (Earnings per Share) (Details) - shares
12 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Accounting Policies [Abstract]    
Basic weighted average shares outstanding 6,982,000 6,962,800
Effect of common stock equivalents - stock options and stock issuable under employee compensation plans (shares) 138,000 100,000
Diluted weighted average shares outstanding 7,120,000 7,062,600