Debt and Commitments - Asset Backed Debt (Details) (USD $)	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Asset Backed Debt [Abstract]
Contractual Obligation	$ 119,171,000,000us-gaap_ContractualObligation
Interest expense	3,496,000,000us-gaap_InterestExpense	3,689,000,000us-gaap_InterestExpense	3,828,000,000us-gaap_InterestExpense
Cash and cash equivalents	10,757,000,000	14,468,000,000	15,659,000,000	17,148,000,000
Finance receivables, net	81,111,000,000us-gaap_NotesReceivableNet	77,481,000,000us-gaap_NotesReceivableNet
Net investment in operating leases	23,217,000,000f_NetInvestmentInOperatingLeases	19,984,000,000f_NetInvestmentInOperatingLeases
Financial Services [Member]
Asset Backed Debt [Abstract]
Contractual Obligation	105,347,000,000
Derivative expense/(income)	512,000,000	110,000,000	(122,000,000)
Interest expense	2,699,000,000	2,860,000,000	3,115,000,000
Cash and cash equivalents	6,190,000,000	9,509,000,000	9,412,000,000	9,183,000,000
Finance receivables, net	86,141,000,000	80,816,000,000
Net investment in operating leases	21,518,000,000	18,600,000,000
Asset-backed Securities [Member] \| Financial Services [Member]
Asset Backed Debt [Abstract]
Contractual Obligation	43,329,000,000
Asset-backed Securities [Member] \| Securitization Transactions [Member] \| Financial Services [Member]
Asset Backed Debt [Abstract]
Derivative expense/(income)	(4,000,000)	25,000,000	239,000,000
Interest expense	595,000,000	640,000,000	854,000,000
Cash and cash equivalents	2,400,000,000	4,400,000,000
Finance receivables, net	46,100,000,000	51,400,000,000
Net investment in operating leases	9,600,000,000	8,100,000,000
Long-term Debt, Gross	43,300,000,000	45,900,000,000
Minimum [Member] \| Asset-backed Securities [Member] \| Securitization Transactions [Member] \| Financial Services [Member]
Asset Backed Debt [Abstract]
Cash contribution for collateral to support Wholesale Securitization Program	0	0
Maximum [Member] \| Asset-backed Securities [Member] \| Securitization Transactions [Member] \| Financial Services [Member]
Asset Backed Debt [Abstract]
Cash contribution for collateral to support Wholesale Securitization Program	$ 242,000,000	$ 177,000,000

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The cash contribution for collateral to support the wholesale securitization program.

+ References

No definition available.

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- Definition

Investments in operating leases, net of depreciation and allowance for credit losses for vehicles currently leased. This element excludes vehicles that are available for lease and or not yet leased as of the balance sheet date.

+ References

No definition available.

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- Definition

Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

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-Glossary Cash

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- Definition

Amount of contractual obligation, including but not limited to, long-term debt, capital lease obligations, operating lease obligations, purchase obligations, and other commitments.

+ References

No definition available.

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- Definition

Amount of long-term debt before deduction of unamortized discount or premium. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, with initial maturities beyond one year or the normal operating cycle, if longer.

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- Definition

Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

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Amount of the cost of borrowed funds accounted for as interest expense.

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- Definition

Net amount of the investment in a contractual right to receive money on demand or on fixed or determinable dates that is recognized as an asset in the creditor's statement of financial position. Examples include, but are not limited to, credit card receivables, notes receivable and receivables relating to lessor's rights to payments from leases other than operating leases that have been recorded as assets. Excludes trade accounts receivable with contractual maturity of one year or less and arose from the sale of goods or services.

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