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ACCOUNTING POLICIES AND RECENT ACCOUNTING PRONOUNCEMENTS - Equity investments (Details) - Limited Partner Investments
Jun. 30, 2023
Minimum  
Schedule of Equity Method Investments [Line Items]  
Ownership by noncontrolling owners (as a percent) 4.00%
Maximum  
Schedule of Equity Method Investments [Line Items]  
Ownership by noncontrolling owners (as a percent) 20.00%