Derivative Financial Instruments and Risk Management- Fair value hedges (Details) - USD ($) $ in Millions	Sep. 30, 2022	Dec. 31, 2021
Derivatives Fair Value
Carrying Value of the Hedged Liabilities	$ 3,796	$ 2,059
Cumulative Amount of Fair Value Hedging Adjustment Included in the Carrying Value of the Hedged Liabilities	(227)	3
Long-term debt due after one year
Derivatives Fair Value
Carrying Value of the Hedged Liabilities	3,796	1,304
Cumulative Amount of Fair Value Hedging Adjustment Included in the Carrying Value of the Hedged Liabilities	(227)	(2)
Long-term debt due within one year
Derivatives Fair Value
Carrying Value of the Hedged Liabilities	0	755
Cumulative Amount of Fair Value Hedging Adjustment Included in the Carrying Value of the Hedged Liabilities	$ 0	$ 5

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- Definition

Amount of liability hedged in fair value hedging relationship.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4EE
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=125515794&loc=SL109999712-113959

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- Definition

Amount of cumulative increase (decrease) in fair value of hedged liability in fair value hedge, attributable to hedged risk.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4EE
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=125515794&loc=SL109999712-113959

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