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Stock-Based Compensation (Summarized Restricted Stock Compensation Expense And Tax Benefits Recorded) (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Mar. 31, 2013
Mar. 31, 2012
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Compensation expense     $ 2,211 $ 1,991
Restricted Stocks [Member]
       
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Compensation expense 306 343 1,130 892
Tax benefits 107 120 395 312
Gross windfall tax benefits $ 124 $ 56 $ 134 $ 71