Derivative Financial Instruments and Risk Management (Details 2) - USD ($) $ in Millions	Sep. 30, 2015	Dec. 31, 2014
Derivatives Fair Value
Asset Fair Value	$ 126	$ 128
Liability Fair Value	(81)	(214)
Machinery, Energy & Transportation
Derivatives Fair Value
Asset Fair Value	22	27
Liability Fair Value	(72)	(191)
Financial Products
Derivatives Fair Value
Asset Fair Value	104	101
Liability Fair Value	(9)	(23)
Designated Derivatives
Derivatives Fair Value
Asset (Liability) Fair Value	29	(38)
Designated Derivatives | Foreign exchange contracts | Receivables-trade and other | Machinery, Energy & Transportation
Derivatives Fair Value
Asset Fair Value	16	25
Designated Derivatives | Foreign exchange contracts | Accrued Expenses | Machinery, Energy & Transportation
Derivatives Fair Value
Liability Fair Value	(47)	(134)
Designated Derivatives | Foreign exchange contracts | Other Liabilities | Machinery, Energy & Transportation
Derivatives Fair Value
Liability Fair Value	(2)	0
Designated Derivatives | Interest rate contracts | Receivables-trade and other | Financial Products
Derivatives Fair Value
Asset Fair Value	1	6
Designated Derivatives | Interest rate contracts | Long-term receivables-trade and other | Financial Products
Derivatives Fair Value
Asset Fair Value	65	73
Designated Derivatives | Interest rate contracts | Accrued Expenses | Financial Products
Derivatives Fair Value
Liability Fair Value	(4)	(8)
Undesignated Derivatives
Derivatives Fair Value
Asset (Liability) Fair Value	16	(48)
Undesignated Derivatives | Foreign exchange contracts | Receivables-trade and other | Machinery, Energy & Transportation
Derivatives Fair Value
Asset Fair Value	6	2
Undesignated Derivatives | Foreign exchange contracts | Receivables-trade and other | Financial Products
Derivatives Fair Value
Asset Fair Value	3	5
Undesignated Derivatives | Foreign exchange contracts | Long-term receivables-trade and other | Financial Products
Derivatives Fair Value
Asset Fair Value	35	17
Undesignated Derivatives | Foreign exchange contracts | Accrued Expenses | Machinery, Energy & Transportation
Derivatives Fair Value
Liability Fair Value	(11)	(43)
Undesignated Derivatives | Foreign exchange contracts | Accrued Expenses | Financial Products
Derivatives Fair Value
Liability Fair Value	(5)	(15)
Undesignated Derivatives | Commodity contracts | Accrued Expenses | Machinery, Energy & Transportation
Derivatives Fair Value
Liability Fair Value	$ (12)	$ (14)