OTHER FINANCIAL INFORMATION - Summary of Accounts Receivable, Net (Details) - USD ($) $ in Millions	9 Months Ended
Sep. 30, 2025	Dec. 31, 2024
Accounts Receivable, Net [Line Items]
Accounts receivable	$ 5,994	$ 5,319
Less: allowances for chargebacks	762	759
Less: allowances for cash discounts and other	97	89
Less: allowances for credit losses	41	52
Accounts receivable, net	$ 5,095	$ 4,420
Three Wholesalers \| Accounts Receivable \| Customer Concentration Risk
Accounts Receivable, Net [Line Items]
Percentage of accounts receivable	60.00%

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