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FINANCING ARRANGEMENTS - Gain (Loss) on Extinguishment of Debt (Details) - USD ($)
$ in Millions
1 Months Ended 3 Months Ended 9 Months Ended
Sep. 30, 2022
Jun. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Debt Instrument [Line Items]            
Gain (loss) on extinguishment of debt   $ (63) $ 0 $ 570 $ 0 $ 683
Repayments of long-term debt         $ 1,507 $ 7,224
Unsecured Notes            
Debt Instrument [Line Items]            
Gain (loss) on extinguishment of debt $ 570 176        
Repurchased debt, aggregate principal amount   481        
Repayments of long-term debt   $ 300