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Stock-Based Compensation (Restricted Stock Activity) (Details) (USD $)
In Thousands, except Share data, unless otherwise specified
 1 Months Ended 3 Months Ended 9 Months Ended
Feb. 28, 2014
Oct. 31, 2013
Aug. 31, 2013
Feb. 28, 2013
Aug. 31, 2012
Mar. 31, 2014
Mar. 31, 2013
Mar. 31, 2014
Mar. 31, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Forfeitures, Number of shares     0   0     (136,420)  
Non-vested, Number of Shares of Restricted Stock, Ending Balance           385,778 461,417 385,778 461,417
Restricted Stock [Member]
                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Non-vested, Number of Shares of Restricted Stock, Beginning Balance               405,226 646,617
Granted, Number of Shares of Restricted Stock     187,963 (183,333) 21,569        
Vested, Number of Shares of Restricted Stock (183,333)   (16,907)   (23,436)        
Forfeitures, Number of shares   (7,171)              
Non-vested, Number of Shares of Restricted Stock, Ending Balance           385,778 461,417 385,778 461,417
Non-vested, Weighted Average Grant Date Fair Value, Beginning Balance               $ 4,393 $ 7,061
Granted, Weighted Average Grant Date Fair Value     1,382 1,016 189        
Vested, Weighted Average Grant Date Fair Value 1,742   161   216 1,700 1,000 1,900 1,200
Forfeitures, Weighted Average Grant Date Fair Value   84              
Non-vested, Weighted Average Grant Date Fair Value, Ending Balance           $ 3,534 $ 4,988 $ 3,534 $ 4,988