Financial Instruments - Long-Term Debt (Details) - USD ($) $ in Millions		Oct. 01, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Total long-term debt, carried at historical proceeds, as adjusted		$ 61,048	$ 32,884
Current portion of long-term debt		$ 2,260	$ 2,560
Unsecured Debt [Member]
Debt Instrument [Line Items]
Interest rate, percentage		3.90%	3.70%
Total long-term debt, principal amount	[1]	$ 60,862	$ 32,080
Net fair value adjustments related to hedging and purchase accounting	[1]	677	959
Net unamortized discounts, premiums and debt issuance costs	[1]	(491)	(175)
Other long-term debt	[1]	0	20
Total long-term debt, carried at historical proceeds, as adjusted	[1]	61,048	32,884
Current portion of long-term debt	[1]	2,260	$ 2,560
Unsecured Debt [Member] | Senior Unsecured Debt, Due 2024 [Member]
Debt Instrument [Line Items]
Interest rate, percentage			3.90%
Total long-term debt, principal amount	[1],[2]	$ 0	$ 2,250
Unsecured Debt [Member] | Senior Unsecured Debt, Due 2025 [Member]
Debt Instrument [Line Items]
Interest rate, percentage		3.90%	0.80%
Total long-term debt, principal amount	[1]	$ 3,750	$ 750
Unsecured Debt [Member] | Senior Unsecured Debt, Due 2026 [Member]
Debt Instrument [Line Items]
Interest rate, percentage		3.70%	2.90%
Total long-term debt, principal amount	[1]	$ 6,000	$ 3,000
Unsecured Debt [Member] | Senior Unsecured Debt, Due 2027 [Member]
Debt Instrument [Line Items]
Interest rate, percentage		2.20%	2.10%
Total long-term debt, principal amount	[1]	$ 995	$ 1,000
Unsecured Debt [Member] | Senior Unsecured Debt, Due 2028 [Member]
Debt Instrument [Line Items]
Interest rate, percentage		4.60%	4.80%
Total long-term debt, principal amount	[1]	$ 5,660	$ 1,660
Unsecured Debt [Member] | Senior Unsecured Debt, Due 2029 [Member]
Debt Instrument [Line Items]
Interest rate, percentage		3.50%	3.50%
Total long-term debt, principal amount	[1]	$ 1,750	$ 1,750
Unsecured Debt [Member] | Senior Unsecured Debt, Due 2030-2034 [Member]
Debt Instrument [Line Items]
Interest rate, percentage		4.10%	2.90%
Total long-term debt, principal amount	[1]	$ 12,000	$ 4,000
Unsecured Debt [Member] | Senior Unsecured Debt, Due 2035-2039 [Member]
Debt Instrument [Line Items]
Interest rate, percentage		5.80%	5.80%
Total long-term debt, principal amount	[1]	$ 8,026	$ 8,017
Unsecured Debt [Member] | Senior Unsecured Debt, Due 2040-2044 [Member]
Debt Instrument [Line Items]
Interest rate, percentage		4.10%	3.60%
Total long-term debt, principal amount	[1]	$ 7,931	$ 4,903
Unsecured Debt [Member] | Senior Unsecured Debt, Due 2045-2049 [Member]
Debt Instrument [Line Items]
Interest rate, percentage		4.10%	4.10%
Total long-term debt, principal amount	[1]	$ 3,500	$ 3,500
Unsecured Debt [Member] | Senior Unsecured Debt, Due 2050-2063 [Member]
Debt Instrument [Line Items]
Interest rate, percentage		5.00%	2.70%
Total long-term debt, principal amount	[1]	$ 11,250	$ 1,250

[1] Our long-term debt is generally redeemable by us at any time at varying redemption prices plus accrued and unpaid interest.

[2] Reclassified to the current portion of long-term debt.