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Stock Based Compensation (Details 4) (USD $)
In Millions, except Share data, unless otherwise specified
12 Months Ended
Jun. 30, 2013
Stock options
 
Stock-Based Compensation  
Total unrecognized compensation cost $ 2.3
Weighted-average period for recognition of unrecognized compensation cost 5 years 6 months
Restricted stock awards
 
Stock-Based Compensation  
Total unrecognized compensation cost $ 6.3
Weighted-average period for recognition of unrecognized compensation cost 2 years 3 months 18 days
Shares  
Non-vested - beginning of period (in shares) 3,855,320
Granted (in shares) 1,668,490
Vested (in shares) (1,610,271)
Forfeited (in shares) (480,184)
Non-vested - end of period (in shares) 3,433,355
Weighted Average Grant Date Fair Value  
Non-vested - beginning of period (in dollars per share) $ 2.37
Granted (in dollars per share) $ 3.55
Vested (in dollars per share) $ 2.48
Forfeited (in dollars per share) $ 3.06
Non-vested - end of period (in dollars per share) $ 2.80