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Restricted Net Assets (Details) - China - Subsidiaries [Member] - USD ($)
$ in Millions
 12 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Restricted Statutory Reserves [Line Items]    
Foreign subsidiaries, restricted statutory reserves $ 92.4 $ 209.9
Foreign subsidiaries, restricted statutory reserves percent of parent consolidated net assets 10.80% 50.40%
Minimum    
Restricted Statutory Reserves [Line Items]    
Foreign subsidiaries, minimum percent of after-tax profit required annually in statutory reserves 10.00%  
Maximum    
Restricted Statutory Reserves [Line Items]    
Foreign subsidiaries, statutory reserves maximum cumulative amount as a percent of registered capital 50.00%