DEBT - Debt Outstanding (Details) - USD ($)	Sep. 30, 2024	Mar. 31, 2024	Dec. 31, 2023
Debt Instrument [Line Items]
Total short-term debt	$ 1,136,000,000		$ 1,443,000,000
Total long-term debt	11,886,000,000		10,213,000,000
Senior Notes
Debt Instrument [Line Items]
Total senior notes	1,136,000,000		572,000,000
Total long-term debt	11,886,000,000		10,213,000,000
Senior Notes | $600 million, 3.850% due October 1, 2024
Debt Instrument [Line Items]
Aggregate principal	$ 600,000,000
Stated interest rate (percent)	3.85%
Total senior notes	$ 559,000,000		572,000,000
Senior Notes | $600 million, 4.500% due April 1, 2025
Debt Instrument [Line Items]
Aggregate principal	$ 600,000,000
Stated interest rate (percent)	4.50%
Total senior notes	$ 577,000,000		0
Total long-term debt	0		598,000,000
Senior Notes | $500 million, 5.700% due March 13, 2026
Debt Instrument [Line Items]
Aggregate principal	$ 500,000,000
Stated interest rate (percent)	5.70%
Total long-term debt	$ 499,000,000		498,000,000
Senior Notes | $750 million, 1.350% due February 3, 2027
Debt Instrument [Line Items]
Aggregate principal	$ 750,000,000
Stated interest rate (percent)	1.35%
Total long-term debt	$ 689,000,000		688,000,000
Senior Notes | $600 million, 3.950% due March 15, 2027
Debt Instrument [Line Items]
Aggregate principal	$ 600,000,000
Stated interest rate (percent)	3.95%
Total long-term debt	$ 537,000,000		537,000,000
Senior Notes | $500 million, 5.750% due March 1, 2028
Debt Instrument [Line Items]
Aggregate principal	$ 500,000,000
Stated interest rate (percent)	5.75%
Total long-term debt	$ 489,000,000		495,000,000
Senior Notes | $500 million, 5.750% due December 1, 2028
Debt Instrument [Line Items]
Aggregate principal	$ 500,000,000
Stated interest rate (percent)	5.75%
Total long-term debt	$ 495,000,000		495,000,000
Senior Notes | $750 million, 3.700% due March 23, 2029
Debt Instrument [Line Items]
Aggregate principal	$ 750,000,000
Stated interest rate (percent)	3.70%
Total long-term debt	$ 585,000,000		590,000,000
Senior Notes | $500 million, 3.125% due August 15, 2029
Debt Instrument [Line Items]
Aggregate principal	$ 500,000,000
Stated interest rate (percent)	3.125%
Total long-term debt	$ 433,000,000		433,000,000
Senior Notes | $500 million, 4.875% due April 1, 2030
Debt Instrument [Line Items]
Aggregate principal	$ 500,000,000
Stated interest rate (percent)	4.875%
Total long-term debt	$ 496,000,000		496,000,000
Senior Notes | $1,250 million, 5.375% due April 15, 2031
Debt Instrument [Line Items]
Aggregate principal	$ 1,250,000,000	$ 1,300,000,000
Stated interest rate (percent)	5.375%	5.375%
Total long-term debt	$ 1,239,000,000		0
Senior Notes | $750 million, 2.150% due February 3, 2032
Debt Instrument [Line Items]
Aggregate principal	$ 750,000,000
Stated interest rate (percent)	2.15%
Total long-term debt	$ 744,000,000		743,000,000
Senior Notes | $750 million, 5.875% due March 1, 2033
Debt Instrument [Line Items]
Aggregate principal	$ 750,000,000
Stated interest rate (percent)	5.875%
Total long-term debt	$ 762,000,000		750,000,000
Senior Notes | $850 million, 5.950% due March 15, 2034
Debt Instrument [Line Items]
Aggregate principal	$ 850,000,000
Stated interest rate (percent)	5.95%
Total long-term debt	$ 853,000,000		840,000,000
Senior Notes | $250 million, 8.150% due June 15, 2038
Debt Instrument [Line Items]
Aggregate principal	$ 250,000,000
Stated interest rate (percent)	8.15%
Total long-term debt	$ 260,000,000		261,000,000
Senior Notes | $400 million, 4.625% due December 1, 2042
Debt Instrument [Line Items]
Aggregate principal	$ 400,000,000
Stated interest rate (percent)	4.625%
Total long-term debt	$ 390,000,000		396,000,000
Senior Notes | $750 million, 4.950% due October 1, 2044
Debt Instrument [Line Items]
Aggregate principal	$ 750,000,000
Stated interest rate (percent)	4.95%
Total long-term debt	$ 738,000,000		740,000,000
Senior Notes | $400 million, 4.800% due March 15, 2047
Debt Instrument [Line Items]
Aggregate principal	$ 400,000,000
Stated interest rate (percent)	4.80%
Total long-term debt	$ 396,000,000		396,000,000
Senior Notes | $500 million, 3.950% due August 15, 2049
Debt Instrument [Line Items]
Aggregate principal	$ 500,000,000
Stated interest rate (percent)	3.95%
Total long-term debt	$ 534,000,000		529,000,000
Senior Notes | $750 million, 5.500% due March 15, 2053
Debt Instrument [Line Items]
Aggregate principal	$ 750,000,000
Stated interest rate (percent)	5.50%
Total long-term debt	$ 745,000,000		728,000,000
Senior Notes | $1,000 million, 5.750% due April 15, 2054
Debt Instrument [Line Items]
Aggregate principal	$ 1,000,000,000	$ 1,000,000,000
Stated interest rate (percent)	5.75%	5.75%
Total long-term debt	$ 1,002,000,000		0
Commercial paper
Debt Instrument [Line Items]
Short-term debt	$ 0		$ 871,000,000