Derivative Financial Instruments and Risk Management (Details 5) - USD ($) $ in Millions	Sep. 30, 2017	Dec. 31, 2016
Offsetting Assets
Gross Amount of Recognized Assets	$ 93	$ 95
Gross Amounts Offset in the Statement of Financial Position	0	0
Net Amount of Assets Presented in the Statement of Financial Position	93	95
Financial Instruments	(22)	(28)
Cash Collateral Received	0	0
Net Amount of Assets	71	67
Machinery, Energy & Transportation
Offsetting Assets
Gross Amount of Recognized Assets	40	23
Gross Amounts Offset in the Statement of Financial Position	0	0
Net Amount of Assets Presented in the Statement of Financial Position	40	23
Financial Instruments	(14)	(21)
Cash Collateral Received	0	0
Net Amount of Assets	26	2
Financial Products
Offsetting Assets
Gross Amount of Recognized Assets	53	72
Gross Amounts Offset in the Statement of Financial Position	0	0
Net Amount of Assets Presented in the Statement of Financial Position	53	72
Financial Instruments	(8)	(7)
Cash Collateral Received	0	0
Net Amount of Assets	$ 45	$ 65