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Stock-Based Compensation (Recorded Net Stock Compensation Charge) (Details) - USD ($)
$ in Thousands
3 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]    
Stock-based compensation charge $ 387 $ 587
Total 387 587
Allocated To Selling, General And Administration [Member]    
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]    
Stock-based compensation charge 387 587
Total $ 387 $ 587