LONG-TERM DEBT - DEBT ACTIVITY (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2023	Dec. 31, 2021
Debt Instrument [Line Items]
Debt instrument issued (less than for 2022 and 2023 debt activity)	$ 17,958		$ 28,493
Medium-term notes | 8.750% medium-term notes due 2023
Debt Instrument [Line Items]
Debt instrument interest rate stated percentage		8.75%
Senior notes
Debt Instrument [Line Items]
Debt instrument issued (less than for 2022 and 2023 debt activity)	18,000
Senior notes | 2.600% senior notes due 2022
Debt Instrument [Line Items]
Repayments of debt	$ (101)
Debt instrument interest rate stated percentage	2.60%
Senior notes | 2.700% senior notes due 2023
Debt Instrument [Line Items]
Repayments of debt	$ (442)
Debt instrument interest rate stated percentage	2.70%
Senior notes | 6.950% senior notes due 2024
Debt Instrument [Line Items]
Repayments of debt	$ (359)
Debt instrument interest rate stated percentage	6.95%	6.95%
Senior notes | 3.450% senior notes due 2024
Debt Instrument [Line Items]
Repayments of debt	$ (16)
Debt instrument interest rate stated percentage	3.45%	3.45%
Senior notes | 2.900% senior notes due 2024
Debt Instrument [Line Items]
Repayments of debt	$ (295)
Debt instrument interest rate stated percentage	2.90%	2.90%
Senior notes | 3.500% senior notes due 2025
Debt Instrument [Line Items]
Repayments of debt	$ (189)
Debt instrument interest rate stated percentage	3.50%	3.50%
Senior notes | 8.000% senior notes due 2025
Debt Instrument [Line Items]
Repayments of debt	$ (500)
Debt instrument interest rate stated percentage	8.00%
Senior notes | 5.875% senior notes due 2025
Debt Instrument [Line Items]
Repayments of debt	$ (294)
Debt instrument interest rate stated percentage	5.875%	5.875%
Senior notes | 5.500% senior notes due 2025
Debt Instrument [Line Items]
Repayments of debt	$ (285)
Debt instrument interest rate stated percentage	5.50%	5.50%
Senior notes | 5.550% senior notes due 2026
Debt Instrument [Line Items]
Repayments of debt	$ (230)
Debt instrument interest rate stated percentage	5.55%	5.55%
Senior notes | 3.200% senior notes due 2026
Debt Instrument [Line Items]
Repayments of debt	$ (615)
Debt instrument interest rate stated percentage	3.20%	3.20%
Senior notes | 3.400% senior notes due 2026
Debt Instrument [Line Items]
Repayments of debt	$ (495)
Debt instrument interest rate stated percentage	3.40%	3.40%
Senior notes | 3.000% senior notes due 2027
Debt Instrument [Line Items]
Repayments of debt	$ (418)
Debt instrument interest rate stated percentage	3.00%	3.00%
Senior notes | 8.500% senior notes due 2027
Debt Instrument [Line Items]
Repayments of debt	$ (11)
Debt instrument interest rate stated percentage	8.50%	8.50%
Senior notes | 6.375% senior notes due 2028
Debt Instrument [Line Items]
Repayments of debt	$ (22)
Debt instrument interest rate stated percentage	6.375%	6.375%
Senior notes | 3.500% senior notes due 2029
Debt Instrument [Line Items]
Repayments of debt	$ (1,191)
Debt instrument interest rate stated percentage	3.50%	3.50%
Senior notes | 6.625% senior notes due 2030
Debt Instrument [Line Items]
Repayments of debt	$ (51)
Debt instrument interest rate stated percentage	6.625%	6.625%
Senior notes | 6.125% senior notes due 2031
Debt Instrument [Line Items]
Repayments of debt	$ (107)
Debt instrument interest rate stated percentage	6.125%	6.125%
Senior notes | 6.450% senior notes due 2036
Debt Instrument [Line Items]
Repayments of debt	$ (23)
Debt instrument interest rate stated percentage	6.45%	6.45%
Senior notes | Zero Coupon senior notes due 2036
Debt Instrument [Line Items]
Debt instrument issued (less than for 2022 and 2023 debt activity)		$ 673
Repayments of debt	$ (1,596)
Senior notes | 4.300% senior notes due 2039
Debt Instrument [Line Items]
Repayments of debt	$ (446)
Debt instrument interest rate stated percentage	4.30%	4.30%
Senior notes | 6.200% senior notes due 2040
Debt Instrument [Line Items]
Repayments of debt	$ (13)
Debt instrument interest rate stated percentage	6.20%	6.20%
Senior notes | 4.500% senior notes due 2044
Debt Instrument [Line Items]
Repayments of debt	$ (417)
Debt instrument interest rate stated percentage	4.50%	4.50%
Senior notes | 4.625% senior notes due 2045
Debt Instrument [Line Items]
Repayments of debt	$ (338)
Debt instrument interest rate stated percentage	4.625%	4.625%
Senior notes | 6.600% senior notes due 2046
Debt Instrument [Line Items]
Repayments of debt	$ (40)
Debt instrument interest rate stated percentage	6.60%
Senior notes | 4.400% senior notes due 2046
Debt Instrument [Line Items]
Repayments of debt	$ (552)
Debt instrument interest rate stated percentage	4.40%	4.40%
Senior notes | 4.100% senior notes due 2047
Debt Instrument [Line Items]
Repayments of debt	$ (405)
Debt instrument interest rate stated percentage	4.10%	4.10%
Senior notes | 4.200% senior notes due 2048
Debt Instrument [Line Items]
Repayments of debt	$ (657)
Debt instrument interest rate stated percentage	4.20%	4.20%
Senior notes | 4.400% senior notes due 2049
Debt Instrument [Line Items]
Repayments of debt	$ (424)
Debt instrument interest rate stated percentage	4.40%	4.40%
Debentures | 7.150% debentures due 2028
Debt Instrument [Line Items]
Repayments of debt	$ (3)
Debt instrument interest rate stated percentage	7.15%	7.15%