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Common Stock Incentive, Stock Purchase Plans and Other Compensation Plans (Details) - $ / shares
shares in Thousands
 12 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Shares    
Outstanding, beginning of period (in shares) 1,128 875
Granted (in shares) 170 409
Exercised (in shares) (16) (149)
Cancelled or expired (in shares) (324) (7)
Outstanding, end of period (in shares) 958 1,128
Weighted Average Exercise Price    
Outstanding, beginning of period (in dollars per share) $ 1.53 $ 0.91
Granted (in dollars per share) 1.50 2.76
Exercised (in dollars per share) 1.09 0.75
Cancelled or expired (in dollars per share) 2.56 14.01
Outstanding, end of period (in dollars per share) $ 1.18 $ 1.53