Derivative Financial instruments and Risk Management- Effect of net settlement provisions upon default or termination- Offsetting liabilities (Details) - USD ($) $ in Millions	Jun. 30, 2021	Dec. 31, 2020
Offsetting Liabilities
Gross Amount of Recognized Liabilities	$ (109)	$ (298)
Gross Amounts Offset in the Statement of Financial Position	0	0
Net Amount of Liabilities Presented in the Statement of Financial Position	(109)	(298)
Financial Instruments	84	95
Cash collateral pledged	0	0
Net Amount of Liabilities	(25)	(203)
Machinery, Energy & Transportation
Offsetting Liabilities
Gross Amount of Recognized Liabilities	(29)	(38)
Gross Amounts Offset in the Statement of Financial Position	0	0
Net Amount of Liabilities Presented in the Statement of Financial Position	(29)	(38)
Financial Instruments	29	38
Cash collateral pledged	0	0
Net Amount of Liabilities	0	0
Financial Products
Offsetting Liabilities
Gross Amount of Recognized Liabilities	(80)	(260)
Gross Amounts Offset in the Statement of Financial Position	0	0
Net Amount of Liabilities Presented in the Statement of Financial Position	(80)	(260)
Financial Instruments	55	57
Cash collateral pledged	0	0
Net Amount of Liabilities	$ (25)	$ (203)

Amount of right to receive cash collateral under master netting arrangements that have not been offset against derivative liabilities.

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