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Stock-Based Compensation (Employee Stock Purchase Plan) (Details) - Employee Stock Purchase Plan [Member]
12 Months Ended
Jun. 30, 2020
$ / shares
Rate
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Share Based Compensation Arrangement by Share Based Payment Award Equity Instruments Purchase Period 6 months
Share-based Compensation Arrangement by Share-based Payment Award, Purchase Price of Common Stock, Percent | Rate 85.00%
Stock Issued During Period, Shares, Employee Stock Ownership Plan 135,382
Employee Stock Ownership Plan (ESOP), Weighted Average Purchase Price of Shares Purchased | $ / shares $ 30.11
Employee Stock Ownership Plan (ESOP), Number of Allocated Shares 1,394,655