Debt and Credit Agreements - Activity Related to Long-Term Debt (Details) - USD ($) $ in Millions	6 Months Ended
Jun. 30, 2023	Jun. 30, 2022
Movement, Debt Instruments [Roll Forward]
Long-term Debt as of December 31, 2022, Current Portion	$ 151
Long-term Debt as of December 31, 2022, Long-term Portion	17,896
Long-term Debt as of December 31, 2022, Total	18,047
Long-term Debt Repaid	(146)	$ (93)
Reclassifications	0
Hedging, Discount, Premium and Other Activity	7
Long-term Debt as of June 30, 2023, Current Portion	10
Long-term Debt as of June 30, 2023, Long-term Portion	17,898
Long-term Debt as of June 30, 2023, Total	17,908
Current Portion
Movement, Debt Instruments [Roll Forward]
Long-term Debt as of December 31, 2022, Current Portion	151
Long-term Debt Repaid	(146)
Reclassifications	4
Hedging, Discount, Premium and Other Activity	1
Long-term Debt as of June 30, 2023, Current Portion	10
Long-term Portion
Movement, Debt Instruments [Roll Forward]
Long-term Debt as of December 31, 2022, Long-term Portion	17,896
Long-term Debt Repaid	0
Reclassifications	(4)
Hedging, Discount, Premium and Other Activity	6
Long-term Debt as of June 30, 2023, Long-term Portion	$ 17,898

Long-term Debt, Increase (Decrease) Due To Reclassifications

No definition available.

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- Definition

Movement, Debt Instruments [Roll Forward]

+ References

No definition available.

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- Definition

Amount of noncash expense included in interest expense to amortize debt discount and premium associated with the related debt instruments. Excludes amortization of financing costs. Alternate captions include noncash interest expense.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-SubTopic 10
-Topic 230
-Publisher FASB
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
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-URI https://asc.fasb.org//1943274/2147482925/835-30-45-1A

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
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-Subparagraph (SX 210.5-03.8)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2

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- Definition

Amount of short-term and long-term debt and lease obligation.

+ References

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- Definition

Amount of long-term debt and lease obligation, classified as noncurrent.

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- Definition

Amount of long-term debt and lease obligation, classified as current.

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- Definition

The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
-SubTopic 10
-Name Accounting Standards Codification
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