Annual report pursuant to Section 13 and 15(d)

Note 8 - Stock Retired and Repurchased (Details)

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Note 8 - Stock Retired and Repurchased (Details) - USD ($)
12 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2013
Common shares repurchased (in shares) 645,831    
Cost to repurchase common shares $ 16,469,725    
Average price per share (in dollars per share) $ 25.50