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Earnings Per Share - Additional information (Details) - shares
3 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Option    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Antidilutive securities excluded from the computation of diluted earnings per share 0 0
Restricted Stock    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Antidilutive securities excluded from the computation of diluted earnings per share 50,500 50,500