Derivative Financial Instruments and Risk Management (Details 3) (USD $) In Millions	12 Months Ended
Dec. 31, 2010	Dec. 31, 2009
Derivative Instruments Gain (Loss)
Gains (Losses) on Derivatives	$ 107	$ (204)
Gains (Losses) on Borrowings	(98)	219
Recognized in AOCI (Effective Portion)	(79)	35
Reclassified from AOCI (Effective Portion)	(53)	90
Recognized in Earnings (Ineffective Portion)	1	11
Gains or (Losses) on derivatives not designated as hedging instruments	(20)	(89)
Machinery and Power Systems \| Other Income (Expense) Member
Derivative Instruments Gain (Loss)
Gains (Losses) on Derivatives		1
Gains (Losses) on Borrowings		(1)
Foreign exchange contracts, Reclassified from AOCI (Effective Portion)	(1)	176
Foreign exchange contracts, Recognized in Earnings (Ineffective Portion)	2	2
Interest rate contracts, Reclassified from AOCI (Effective Portion)	(3)	(3)
Foreign exchange contracts, Gains or (Losses) on derivatives not designated as hedging instruments	(45)	35
Interest rate contracts, Gains or (Losses) on derivatives not designated as hedging instruments	(8)	(3)
Commodity contracts, Gains or (Losses) on derivatives not designated as hedging instruments	15	10
Financial Products \| Other Income (Expense) Member
Derivative Instruments Gain (Loss)
Gains (Losses) on Derivatives	107	(205)
Gains (Losses) on Borrowings	(98)	220
Foreign exchange contracts, Gains or (Losses) on derivatives not designated as hedging instruments	16	(134)
Interest rate contracts, Gains or (Losses) on derivatives not designated as hedging instruments	2	3
Financial Products \| Interest expense of Financial Products
Derivative Instruments Gain (Loss)
Interest rate contracts, Reclassified from AOCI (Effective Portion)	(49)	(83)
Interest rate contracts, Recognized in Earnings (Ineffective Portion)	(1)	9
Machinery and Power Systems
Derivative Instruments Gain (Loss)
Foreign exchange contracts, Recognized in AOCI (Effective Portion)	(72)	102
Interest rate contracts, Recognized in AOCI (Effective Portion)		(30)
Financial Products
Derivative Instruments Gain (Loss)
Interest rate contracts, Recognized in AOCI (Effective Portion)	$ (7)	$ (37)

Amount of net unrealized gain or loss related to the change in fair value of interest rate derivatives designated as cash flow hedging instruments. Recorded in accumulated other comprehensive income to the extent that the cash flow hedge is determined to be effective.

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The amount of net gains (losses) on a cash flow hedge reclassified in the period to earnings from accumulated other comprehensive income.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 133
-Paragraph 45
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Net gain (loss) included in earnings for the period from the net change in fair value of derivative instrument not designated as hedging instrument.

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The amount of net gains (losses) on foreign currency cash flow hedges reclassified during the period to earnings from accumulated other comprehensive income upon the hedged transaction affecting earnings.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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The net gain or loss recognized in earnings during the reporting period representing the amount of the cash flow hedges' ineffectiveness.

+ References

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The net gain (loss) during the reporting period due to ineffectiveness in foreign currency cash flow hedges. Recognized in earnings.

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Amount of gain (loss) recognized in earnings in the period from the increase (decrease) in fair value of foreign currency derivatives not designated as hedging instruments.

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Amount of gain (loss) included in earnings for the period from the increase (decrease) in fair value of interest rate derivatives not designated as hedging instruments.

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Amount of gain (loss) recognized in earnings in the period from the increase (decrease) in fair value of price risk derivatives not designated as hedging instruments.

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Amount of unrealized gain (loss) included in earnings for the period related to the fair value of the hedged item in an interest rate fair value hedge, which was offset by the gain (loss) on the hedging instrument to the extent that the fair value hedge is determined to be effective.

+ References

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Amount of unrealized gain (loss) related to the fair value of interest rate derivatives designated as fair value hedging instruments. Recognized in earnings and offsets the gain (loss) on the hedged item to the extent that the fair value hedge is determined to be effective.

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The amount of net gains (losses) on interest rate cash flow hedges reclassified during the period to earnings from accumulated other comprehensive income upon the hedged transaction affecting earnings.

+ References

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Reflects the sum of all other revenue and income recognized by the entity in the period not otherwise specified in the income statement.

+ References

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-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 04
-Paragraph 4
-Article 7

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Amount of unrealized gain (loss) related to derivatives designated as cash flow hedging instruments, recorded in results of operations to the extent that the cash flow hedge is determined to be ineffective.

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Amount of net unrealized gain or loss related to the change in fair value of foreign currency exchange rate derivatives designated as cash flow hedging instruments. Recorded in accumulated other comprehensive income to the extent that the cash flow hedge is determined to be effective.

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