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Stock-Based Compensation (Details 1) (USD $)
3 Months Ended
Sep. 30, 2012
Stock option activity  
Number of options, Beginning balance 854,958
Number of options, Granted   
Weighted-average exercise price per share, Granted   
Number of options, Exercised   
Weighted-average exercise price, Exercised   
Number of options, Cancelled (380,041)
Weighted-average exercise price, Cancelled $ 21.93
Number of options, Ending balance 474,917
Weighted-average exercise price per share, Beginning balance $ 20.26
Weighted-average exercise price per share, Ending balance $ 18.91