Derivative Financial instruments and Risk Management- Asset (liability) fair value (Details) - USD ($) $ in Millions	Sep. 30, 2020	Dec. 31, 2019
Derivatives Fair Value
Asset Fair Value	$ 219	$ 116
Liability Fair Value	(137)	(71)
Designated Derivatives
Derivatives Fair Value
Asset (Liability) Fair Value	25	51
Undesignated Derivatives
Derivatives Fair Value
Asset (Liability) Fair Value	57	(6)
Machinery, Energy & Transportation
Derivatives Fair Value
Asset Fair Value	71	32
Liability Fair Value	(68)	(21)
Machinery, Energy & Transportation \| Designated Derivatives \| Foreign exchange contracts \| Receivables-trade and other
Derivatives Fair Value
Asset Fair Value	29	18
Machinery, Energy & Transportation \| Designated Derivatives \| Foreign exchange contracts \| Long-term receivables-trade and other
Derivatives Fair Value
Asset Fair Value	28	9
Machinery, Energy & Transportation \| Designated Derivatives \| Foreign exchange contracts \| Accrued Expenses
Derivatives Fair Value
Liability Fair Value	(40)	(20)
Machinery, Energy & Transportation \| Designated Derivatives \| Foreign exchange contracts \| Other Liabilities
Derivatives Fair Value
Liability Fair Value	(21)	0
Machinery, Energy & Transportation \| Designated Derivatives \| Interest rate contracts \| Receivables-trade and other
Derivatives Fair Value
Asset Fair Value	1	0
Machinery, Energy & Transportation \| Undesignated Derivatives \| Foreign exchange contracts \| Receivables-trade and other
Derivatives Fair Value
Asset Fair Value	3	1
Machinery, Energy & Transportation \| Undesignated Derivatives \| Commodity contracts \| Receivables-trade and other
Derivatives Fair Value
Asset Fair Value	9	4
Machinery, Energy & Transportation \| Undesignated Derivatives \| Commodity contracts \| Long-term receivables-trade and other
Derivatives Fair Value
Asset Fair Value	1	0
Machinery, Energy & Transportation \| Undesignated Derivatives \| Commodity contracts \| Accrued Expenses
Derivatives Fair Value
Liability Fair Value	(7)	(1)
Financial Products
Derivatives Fair Value
Asset Fair Value	148	84
Liability Fair Value	(69)	(50)
Financial Products \| Designated Derivatives \| Foreign exchange contracts \| Receivables-trade and other
Derivatives Fair Value
Asset Fair Value	16	54
Financial Products \| Designated Derivatives \| Foreign exchange contracts \| Long-term receivables-trade and other
Derivatives Fair Value
Asset Fair Value	0	13
Financial Products \| Designated Derivatives \| Foreign exchange contracts \| Accrued Expenses
Derivatives Fair Value
Liability Fair Value	(39)	(3)
Financial Products \| Designated Derivatives \| Interest rate contracts \| Receivables-trade and other
Derivatives Fair Value
Asset Fair Value	3	0
Financial Products \| Designated Derivatives \| Interest rate contracts \| Long-term receivables-trade and other
Derivatives Fair Value
Asset Fair Value	60	5
Financial Products \| Designated Derivatives \| Interest rate contracts \| Accrued Expenses
Derivatives Fair Value
Liability Fair Value	(12)	(25)
Financial Products \| Undesignated Derivatives \| Foreign exchange contracts \| Receivables-trade and other
Derivatives Fair Value
Asset Fair Value	57	7
Financial Products \| Undesignated Derivatives \| Foreign exchange contracts \| Long-term receivables-trade and other
Derivatives Fair Value
Asset Fair Value	12	5
Financial Products \| Undesignated Derivatives \| Foreign exchange contracts \| Accrued Expenses
Derivatives Fair Value
Liability Fair Value	$ (18)	$ (22)

Fair value, before effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement.

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+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition

Fair value of the assets less the liabilities of a derivative or group of derivatives.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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