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LEGAL PROCEEDINGS - Securities and RICO Class Actions and Related Matters (Details)
$ in Millions, $ in Millions
6 Months Ended 12 Months Ended
Jul. 20, 2021
USD ($)
insured
Aug. 04, 2020
CAD ($)
Dec. 07, 2017
insurance_policy_period
Jun. 30, 2023
group
case
action
Dec. 31, 2015
case
May 22, 2023
defendant
Mar. 17, 2021
number_business
Feb. 15, 2019
entity
US Securities Litigation, Opt-Out Action | New Jersey                
Loss Contingencies [Line Items]                
Number of groups of investors filing action | group       37        
Number of claims dismissed | case       16        
Number of groups of investors filing action, remain pending | group       21        
Number of defendants fully dismissed | defendant           0    
Canadian Securities Litigation | Canada                
Loss Contingencies [Line Items]                
Number of suits filed | case         6      
Canadian Securities Litigation | Canada | Violation of Canadian Provincial Securities Legislation                
Loss Contingencies [Line Items]                
Number of suits filed but not yet served | action       2        
Number of entities, exercised opt-out right, pursuing action             4 1
Canadian Securities Litigation | Settled Litigation | Canada | Violation of Canadian Provincial Securities Legislation                
Loss Contingencies [Line Items]                
Settlement, agreed to pay | $   $ 94            
Insurance Coverage Lawsuit                
Loss Contingencies [Line Items]                
Number of distinct insurance policy periods | insurance_policy_period     2          
Insurance Coverage Lawsuit | Settled Litigation                
Loss Contingencies [Line Items]                
Settlement agreements, number of insurers | insured 2              
Aggregate amount to be received | $ $ 313