Fair Value of Financial Instruments (Details) - USD ($) $ in Millions	Mar. 31, 2023	Dec. 31, 2022
Gain (Loss) on Securities [Line Items]
Cash Equivalents, at Carrying Value	$ 1,987	$ 1,227
Cash Equivalents, Accumulated Gross Unrealized Gain, Before Tax	0	0
Cash Equivalents, Accumulated Gross Unrealized Loss, Before Tax	0	0
Cash Equivalents, Fair Value	1,987	1,227
Available-for-sale Debt Securities, Amortized Cost Basis, Current	610	927
Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, Current, before Tax	9	12
Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, Current, before Tax	0	0
Debt Securities, Available-for-sale, Current	619	939
Debt Securities, Available-for-sale, Amortized Cost	2,034	2,028
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax	10	11
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax	256	292
Debt Securities, Available-for-sale	1,788	1,747
Equity Securities, Amortized Cost Basis	5	5
Equity Securities, Accumulated Gross Unrealized Gain, Before Tax	13	5
Equity Securities, Accumulated Gross Unrealized Loss, Before Tax	0	0
Equity Securities, Fair Value	18	10
Other Investments and Securities, at Cost	2,039	2,033
Other Investments and Securities, Accumulated Gross Unrealized Gain, Before Tax	23	16
Other Investments and Securities, Accumulated Gross Unrealized Loss, Before Tax	256	292
Investments, Fair Value Disclosure	1,806	1,757
Cash Equivalents, Marketable Securities and Other Investments, Amortized Cost Basis	4,636	4,187
Cash Equivalents, Marketable Securities and Other Investments, Accumulated Gross Unrealized Gain, Before Tax	32	28
Cash Equivalents, Marketable Securities and Other Investments, Accumulated Gross Unrealized Loss, Before Tax	256	292
Cash Equivalents, Marketable Securities and Other Investments, Fair Value	4,412	3,923
Long-term Debt	14,986	15,060
Long Term Debt, Accumulated Gross Unrealized Gain, Before Tax	1,389	1,683
Long Term Debt, Accumulated Gross Unrealized Loss, Before Tax	642	498
Long-term Debt, Fair Value	14,239	13,875
Derivative Assets (Liabilities), Accumulated Gross Unrealized Gain, Before Tax	92	292
Derivative Assets (Liabilities), Accumulated Gross Unrealized Loss, Before Tax	47	91
Derivative Assets (Liabilities), at Fair Value, Net	45	201
Long Term Debt, Accumulated Fair Value Adjustment	49	46
Derivative, Amount of Hedged Item	2,729	2,279
Interest Rate Contract [Member]
Gain (Loss) on Securities [Line Items]
Derivative Assets (Liabilities), Accumulated Gross Unrealized Gain, Before Tax	2	105
Derivative Assets (Liabilities), Accumulated Gross Unrealized Loss, Before Tax	0	0
Derivative Assets (Liabilities), at Fair Value, Net	2	105
Foreign Exchange Contract [Member]
Gain (Loss) on Securities [Line Items]
Derivative Assets (Liabilities), Accumulated Gross Unrealized Gain, Before Tax	66	115
Derivative Assets (Liabilities), Accumulated Gross Unrealized Loss, Before Tax	17	30
Derivative Assets (Liabilities), at Fair Value, Net	49	85
Commodity Contract [Member]
Gain (Loss) on Securities [Line Items]
Derivative Assets (Liabilities), Accumulated Gross Unrealized Gain, Before Tax	24	72
Derivative Assets (Liabilities), Accumulated Gross Unrealized Loss, Before Tax	30	61
Derivative Assets (Liabilities), at Fair Value, Net	(6)	11
US Treasury and Government [Member]
Gain (Loss) on Securities [Line Items]
Debt Securities, Available-for-sale, Amortized Cost	762	754
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax	1	1
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax	122	133
Debt Securities, Available-for-sale	641	622
Corporate Debt Securities [Member]
Gain (Loss) on Securities [Line Items]
Debt Securities, Available-for-sale, Amortized Cost	1,272	1,274
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax	9	10
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax	134	159
Debt Securities, Available-for-sale	1,147	1,125
Held-to-maturity Securities
Gain (Loss) on Securities [Line Items]
Cash Equivalents, at Carrying Value	714	872
Cash Equivalents, Accumulated Gross Unrealized Gain, Before Tax	0	0
Cash Equivalents, Accumulated Gross Unrealized Loss, Before Tax	0	0
Cash Equivalents, Fair Value	714	872
Money Market Funds
Gain (Loss) on Securities [Line Items]
Cash Equivalents, at Carrying Value	1,273	355
Cash Equivalents, Accumulated Gross Unrealized Gain, Before Tax	0	0
Cash Equivalents, Accumulated Gross Unrealized Loss, Before Tax	0	0
Cash Equivalents, Fair Value	$ 1,273	$ 355