Derivative Financial Instruments and Risk Management (Details 5) - USD ($) $ in Millions	Mar. 31, 2017	Dec. 31, 2016
Offsetting Assets
Gross Amount of Recognized Assets	$ 80	$ 95
Gross Amounts Offset in the Statement of Financial Position	0	0
Net Amount of Assets Presented in the Statement of Financial Position	80	95
Financial Instruments	(28)	(28)
Cash Collateral Received	0	0
Net Amount of Assets	52	67
Machinery, Energy & Transportation
Offsetting Assets
Gross Amount of Recognized Assets	25	23
Gross Amounts Offset in the Statement of Financial Position	0	0
Net Amount of Assets Presented in the Statement of Financial Position	25	23
Financial Instruments	(23)	(21)
Cash Collateral Received	0	0
Net Amount of Assets	2	2
Financial Products
Offsetting Assets
Gross Amount of Recognized Assets	55	72
Gross Amounts Offset in the Statement of Financial Position	0	0
Net Amount of Assets Presented in the Statement of Financial Position	55	72
Financial Instruments	(5)	(7)
Cash Collateral Received	0	0
Net Amount of Assets	$ 50	$ 65