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DESCRIPTION OF BUSINESS AND SIGNIFICANT ACCOUNTING POLICIES - Schedule of Change in Balance of the Recovery Credit Unsatisfied Performance Obligation (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Unsatisfied Performance Obligation [Roll Forward]    
Balance at beginning of period $ 75 $ 48
(+) Accruals 0 75
(-) Distributions to clients (68) (48)
Balance at end of period $ 7 $ 75