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Stock Based Compensation Narrative (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2012
Dec. 31, 2011
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Expense for stock-based compensation $ 2,375 $ 1,771 $ 4,109 $ 3,014
Stock Options [Member]
       
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Weighted average remaining contractual term     2 years 307 days  
Restricted Stock Units (RSUs) [Member]
       
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Compensation expense yet to be recognized 11,452   11,452  
Compensation expense yet to be recognized, period for recognition     1 year 204 days  
Restricted Stock [Member]
       
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Compensation expense yet to be recognized $ 2,986   $ 2,986  
Compensation expense yet to be recognized, period for recognition     1 year 106 days