Debt - Long-Term Debt Obligations (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Total face value of long-term debt	$ 67,182	$ 70,542
Less: current portion of long-term debt	(8,494)	(2,999)
Long-term debt	58,314	67,150
Senior Notes
Debt Instrument [Line Items]
Total face value of long-term debt	66,500
Unamortized discount and issuance costs, net	$ (374)	(393)
Weighted average remaining lives term	12 years 8 months 12 days
Senior Notes | 2014 Notes issuance of $6.0 billion
Debt Instrument [Line Items]
Issuance amount	$ 6,000
Total face value of long-term debt	$ 4,000	4,000
Weighted average remaining lives term	11 years 7 months 6 days
Senior Notes | 2014 Notes issuance of $6.0 billion | Minimum
Debt Instrument [Line Items]
Stated Interest Rates	3.80%
Effective Interest Rates	3.90%
Senior Notes | 2014 Notes issuance of $6.0 billion | Maximum
Debt Instrument [Line Items]
Stated Interest Rates	4.95%
Effective Interest Rates	5.12%
Senior Notes | 2017 Notes issuance of $17.0 billion
Debt Instrument [Line Items]
Issuance amount	$ 17,000
Total face value of long-term debt	$ 15,000	16,000
Weighted average remaining lives term	14 years 1 month 6 days
Senior Notes | 2017 Notes issuance of $17.0 billion | Minimum
Debt Instrument [Line Items]
Stated Interest Rates	2.80%
Effective Interest Rates	2.95%
Senior Notes | 2017 Notes issuance of $17.0 billion | Maximum
Debt Instrument [Line Items]
Stated Interest Rates	5.20%
Effective Interest Rates	4.33%
Senior Notes | 2020 Notes issuance of $10.0 billion
Debt Instrument [Line Items]
Issuance amount	$ 10,000
Total face value of long-term debt	$ 9,000	10,000
Weighted average remaining lives term	17 years 6 months
Senior Notes | 2020 Notes issuance of $10.0 billion | Minimum
Debt Instrument [Line Items]
Stated Interest Rates	0.80%
Effective Interest Rates	0.88%
Senior Notes | 2020 Notes issuance of $10.0 billion | Maximum
Debt Instrument [Line Items]
Stated Interest Rates	2.70%
Effective Interest Rates	2.77%
Senior Notes | 2021 Notes issuance of $18.5 billion
Debt Instrument [Line Items]
Issuance amount	$ 18,500
Total face value of long-term debt	$ 17,500	18,500
Weighted average remaining lives term	13 years 1 month 6 days
Senior Notes | 2021 Notes issuance of $18.5 billion | Minimum
Debt Instrument [Line Items]
Stated Interest Rates	0.45%
Effective Interest Rates	0.57%
Senior Notes | 2021 Notes issuance of $18.5 billion | Maximum
Debt Instrument [Line Items]
Stated Interest Rates	3.25%
Effective Interest Rates	3.31%
Senior Notes | April 2022 Notes issuance of $12.8 billion
Debt Instrument [Line Items]
Issuance amount	$ 12,800
Total face value of long-term debt	$ 12,750	12,750
Weighted average remaining lives term	12 years 3 months 18 days
Senior Notes | April 2022 Notes issuance of $12.8 billion | Minimum
Debt Instrument [Line Items]
Stated Interest Rates	2.73%
Effective Interest Rates	2.83%
Senior Notes | April 2022 Notes issuance of $12.8 billion | Maximum
Debt Instrument [Line Items]
Stated Interest Rates	4.10%
Effective Interest Rates	4.15%
Senior Notes | December 2022 Notes issuance of $8.3 billion
Debt Instrument [Line Items]
Issuance amount	$ 8,300
Total face value of long-term debt	$ 8,250	8,250
Weighted average remaining lives term	4 years 10 months 24 days
Senior Notes | December 2022 Notes issuance of $8.3 billion | Minimum
Debt Instrument [Line Items]
Stated Interest Rates	4.55%
Effective Interest Rates	4.61%
Senior Notes | December 2022 Notes issuance of $8.3 billion | Maximum
Debt Instrument [Line Items]
Stated Interest Rates	4.70%
Effective Interest Rates	4.83%
Credit Facility | Revolving Credit Facility
Debt Instrument [Line Items]
Total face value of long-term debt	$ 682	$ 1,042