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Equity-Based Compensation - Fair Value of Underlying Common Stock and Exercise Price of Stock Options (Details) - $ / shares
Jun. 30, 2021
Jun. 30, 2020
Minimum    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Fair value of underlying common stock (dollars per share) $ 1.54 $ 1.19
Exercise price of common stock option (dollars per share) 1.54 1.19
Maximum    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Fair value of underlying common stock (dollars per share) 2.57 2.80
Exercise price of common stock option (dollars per share) 2.57 2.80
Weighted Average    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Fair value of underlying common stock (dollars per share) 1.88 1.85
Exercise price of common stock option (dollars per share) $ 1.88 $ 1.85