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INCOME TAXES - Narrative (Details)
 3 Months Ended 12 Months Ended
May 18, 2023
USD ($)
Sep. 30, 2023
USD ($)
subsidiary
Sep. 30, 2022
USD ($)
Jun. 30, 2022
USD ($)
Jun. 30, 2021
USD ($)
Jun. 30, 2020
USD ($)
Jun. 30, 2019
USD ($)
Jun. 30, 2018
USD ($)
Mar. 30, 2023
USD ($)
Income Tax Disclosure [Abstract]                  
Provision for income taxes   $ 19,328,000 $ 18,180,000            
Unrecognized tax benefits   33,400,000              
Net increase (decrease) in unrecognized tax benefits   1,000,000              
Interest accrued related to uncertain tax matters   $ 3,600,000              
Number of subsidiaries (or more) | subsidiary   1              
Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items]                  
Reserve for tax uncertainty   $ 0              
Hong Kong Inland Revenue Department                  
Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items]                  
Payment for tax deposit   60,100,000              
Hong Kong Inland Revenue Department | Tax Year 2010 - 2016                  
Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items]                  
Payment for tax deposit       $ 3,000,000 $ 21,900,000 $ 15,500,000 $ 13,400,000 $ 6,600,000  
Hong Kong Inland Revenue Department | Tax Year 2017                  
Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items]                  
Payment for tax deposit $ 100,000                
Additional tax deposit requested                 $ 300,000
IRS                  
Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items]                  
Loss contingency, estimate of possible loss   $ 50,000,000