Debt Fixed-rate Notes and Other (Details 1) - USD ($) $ in Millions	Jan. 15, 2025	Aug. 01, 2023	Dec. 31, 2024	Jan. 31, 2024	Dec. 31, 2023	Feb. 08, 2023
Long-Term Debt (Table Amounts) [Abstract]
Debt Instrument, Face Amount				$ 2,500		$ 2,000
Long-term debt			$ 16,274
Other long-term debt			264		$ 332
Debt issuance costs			(83)		(69)
Total long-term debt			16,274		13,856
Less: current portion			1,582		70
Long-term Debt and Lease Obligation			$ 14,692		13,786
2023
Long-Term Debt (Table Amounts) [Abstract]
Debt Instrument, Interest Rate, Stated Percentage		3.25%
Extinguishment of Debt, Amount		$ 1,050
2025
Long-Term Debt (Table Amounts) [Abstract]
Debt Instrument, Interest Rate, Stated Percentage	2.93%		2.93%
Extinguishment of Debt, Amount	$ 1,500
Long-term debt			$ 1,500		1,500
2026
Long-Term Debt (Table Amounts) [Abstract]
Long-term debt			$ 527		527
2027
Long-Term Debt (Table Amounts) [Abstract]
Debt Instrument, Interest Rate, Stated Percentage			3.20%
Long-term debt			$ 750		750
2028
Long-Term Debt (Table Amounts) [Abstract]
Debt Instrument, Interest Rate, Stated Percentage			3.25%
Long-term debt			$ 2,000		2,000
2029
Long-Term Debt (Table Amounts) [Abstract]
Debt Instrument, Face Amount				$ 500
Debt Instrument, Interest Rate, Stated Percentage			4.60%	4.60%
Long-term debt			$ 500		0
2030
Long-Term Debt (Table Amounts) [Abstract]
Debt Instrument, Interest Rate, Stated Percentage			4.40%
Long-term debt			$ 750		750
2031
Long-Term Debt (Table Amounts) [Abstract]
Debt Instrument, Interest Rate, Stated Percentage			7.75%
Long-term debt			$ 466		466
2033
Long-Term Debt (Table Amounts) [Abstract]
Debt Instrument, Face Amount						$ 1,000
Debt Instrument, Interest Rate, Stated Percentage			4.70%			4.70%
Long-term debt			$ 1,000		1,000
2034
Long-Term Debt (Table Amounts) [Abstract]
Debt Instrument, Face Amount				$ 850
Debt Instrument, Interest Rate, Stated Percentage			4.90%	4.90%
Long-term debt			$ 850		0
2040
Long-Term Debt (Table Amounts) [Abstract]
Long-term debt			$ 800		800
2043
Long-Term Debt (Table Amounts) [Abstract]
Debt Instrument, Interest Rate, Stated Percentage			4.75%
Long-term debt			$ 950		950
2045
Long-Term Debt (Table Amounts) [Abstract]
Debt Instrument, Interest Rate, Stated Percentage			3.85%
Long-term debt			$ 600		600
2047
Long-Term Debt (Table Amounts) [Abstract]
Debt Instrument, Interest Rate, Stated Percentage			4.03%
Long-term debt			$ 2,250		2,250
2050
Long-Term Debt (Table Amounts) [Abstract]
Debt Instrument, Interest Rate, Stated Percentage			5.25%
Long-term debt			$ 1,000		1,000
2053
Long-Term Debt (Table Amounts) [Abstract]
Debt Instrument, Face Amount						$ 1,000
Debt Instrument, Interest Rate, Stated Percentage			4.95%			4.95%
Long-term debt			$ 1,000		1,000
2054
Long-Term Debt (Table Amounts) [Abstract]
Debt Instrument, Face Amount				$ 1,150
Debt Instrument, Interest Rate, Stated Percentage			5.20%	5.20%
Long-term debt			$ 1,150		$ 0
Minimum | 2026
Long-Term Debt (Table Amounts) [Abstract]
Debt Instrument, Interest Rate, Stated Percentage			7.75%
Minimum | 2040
Long-Term Debt (Table Amounts) [Abstract]
Debt Instrument, Interest Rate, Stated Percentage			5.05%
Maximum | 2026
Long-Term Debt (Table Amounts) [Abstract]
Debt Instrument, Interest Rate, Stated Percentage			7.88%
Maximum | 2040
Long-Term Debt (Table Amounts) [Abstract]
Debt Instrument, Interest Rate, Stated Percentage			5.15%