Borrowings - Narrative (Details) - USD ($)	1 Months Ended			12 Months Ended
	Aug. 31, 2024	Feb. 29, 2024	Feb. 28, 2023	Dec. 31, 2024	Feb. 19, 2025	Feb. 27, 2024	Dec. 31, 2023
Debt Instrument [Line Items]
Weighted average interest rate				461.00%			539.00%
Line of credit facility, remaining borrowing capacity				$ 8,450,000,000
Description of derivative activity volume percent				5.00%
Debt instrument, interest rate, effective percentage				3.95%			3.37%
Senior Notes | 4.550% Notes Due 2028 | Subsequent Event
Debt Instrument [Line Items]
Debt instrument, face amount					$ 1,000,000,000
Stated interest rate					4.55%
Senior Notes | 4.750% Notes Due 2030 | Subsequent Event
Debt Instrument [Line Items]
Debt instrument, face amount					$ 1,250,000,000
Stated interest rate					4.75%
Senior Notes | 4.900% Notes Due 2032 | Subsequent Event
Debt Instrument [Line Items]
Debt instrument, face amount					$ 1,000,000,000
Stated interest rate					4.90%
Senior Notes | 5.100% Notes Due 2035 | Subsequent Event
Debt Instrument [Line Items]
Debt instrument, face amount					$ 1,250,000,000
Stated interest rate					5.10%
Senior Notes | 5.500% Notes Due 2055 | Subsequent Event
Debt Instrument [Line Items]
Debt instrument, face amount					$ 1,250,000,000
Stated interest rate					5.50%
Senior Notes | 5.600% Noted Due 2065 | Subsequent Event
Debt Instrument [Line Items]
Debt instrument, face amount					$ 750,000,000
Stated interest rate					5.60%
Senior Notes | 4.150% notes due 2027
Debt Instrument [Line Items]
Debt instrument, face amount	$ 750,000,000
Stated interest rate	4.15%			4.15%
Senior Notes | 4.200% notes due 2029
Debt Instrument [Line Items]
Debt instrument, face amount	$ 1,000,000,000
Stated interest rate	4.20%			4.20%
Senior Notes | 4.6% Notes Due 2034
Debt Instrument [Line Items]
Debt instrument, face amount	$ 1,250,000,000
Stated interest rate	4.60%
Senior Notes | 5.050% notes due 2054
Debt Instrument [Line Items]
Debt instrument, face amount	$ 1,250,000,000
Stated interest rate	5.05%			5.05%
Senior Notes | 5.200% notes due 2064
Debt Instrument [Line Items]
Debt instrument, face amount	$ 750,000,000
Stated interest rate	5.20%			5.20%
Senior Notes | Senior Notes Due 2027, 2029, 2034, 2054 And 2064
Debt Instrument [Line Items]
Proceeds from issuance of debt	$ 4,960,000,000	$ 6,450,000,000
Senior Notes | 4.500% notes due 2027
Debt Instrument [Line Items]
Debt instrument, face amount		$ 1,000,000,000
Stated interest rate		4.50%		4.50%
Senior Notes | 4.500% notes due 2029
Debt Instrument [Line Items]
Debt instrument, face amount		$ 1,000,000,000
Stated interest rate		4.50%		4.50%
Senior Notes | 4.700% notes due 2034
Debt Instrument [Line Items]
Debt instrument, face amount		$ 1,500,000,000
Stated interest rate		4.70%		4.70%
Senior Notes | 5.0% Notes Due 2054
Debt Instrument [Line Items]
Debt instrument, face amount		$ 1,500,000,000
Stated interest rate		5.00%
Senior Notes | 5.100% notes due 2064
Debt Instrument [Line Items]
Debt instrument, face amount		$ 1,500,000,000
Stated interest rate		5.10%		5.10%
Senior Notes | 5.0% notes due 2026
Debt Instrument [Line Items]
Debt instrument, face amount			$ 750,000,000			$ 750,000,000
Stated interest rate			5.00%	5.00%		5.00%
Senior Notes | 4.7% notes due 2033
Debt Instrument [Line Items]
Debt instrument, face amount			$ 1,000,000,000
Stated interest rate			4.70%	4.70%
Senior Notes | 4.875% notes due 2053
Debt Instrument [Line Items]
Debt instrument, face amount			$ 1,250,000,000
Stated interest rate			4.875%	4.875%
Senior Notes | 4.95% notes due 2063
Debt Instrument [Line Items]
Debt instrument, face amount			$ 1,000,000,000
Stated interest rate			4.95%	4.95%
Senior Notes | Senior Notes Due 2026, 2033, 2053 And 2063
Debt Instrument [Line Items]
Proceeds from issuance of debt			$ 3,960,000,000
Maturity Date 2027
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity				$ 3,000,000,000.00
Maturity Date 2024
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity				$ 5,000,000,000
Debt instrument, term				364 days