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Stockholders' Equity - Fair Value Assumptions (Details) - Restricted Stock And Contingent Restricted Stock, Market-Based - $ / shares
12 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Weighted average fair value of market-based awards granted (in USD per share) $ 3.10 $ 3.08
Risk-free interest rate   0.23%
Risk-free interest rate, minimum 0.53%  
Risk-free interest rate, maximum 0.60%  
Expected life in years   2 years 6 months 21 days
Expected volatility   56.90%
Expected volatility, minimum 64.70%  
Dividend yield   3.20%
Minimum    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Expected life in years 2 years 7 months 20 days  
Dividend yield 4.80%  
Maximum    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Expected life in years 2 years 9 months 14 days  
Dividend yield 6.30%