Transactions with Affiliated Companies (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended					12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2012 Financial Guarantee [Member]	Dec. 31, 2011 Financial Guarantee [Member]	Dec. 31, 2012 Affiliated Entity [Member]	Dec. 31, 2011 Affiliated Entity [Member]	Dec. 31, 2010 Affiliated Entity [Member]	Dec. 31, 2012 Ford Motor Company [Member]	Dec. 31, 2011 Ford Motor Company [Member]	Dec. 31, 2012 Ford Motor Company [Member] Limited Financial Guarantee [Member]	Dec. 31, 2012 Ford Motor Company [Member] Financial Guarantee [Member]	Dec. 31, 2011 Ford Motor Company [Member] North America Segment [Member]	Sep. 30, 2012 Ford Motor Company [Member] ROMANIA Financial Guarantee [Member]	Dec. 31, 2012 Ford Motor Company [Member] Counter Guarantee [Member]	Dec. 31, 2011 Ford Motor Company [Member] Counter Guarantee [Member]	Dec. 31, 2012 Blue Oval Holdings [Member] Collateralized Obligations [Member] ROMANIA Financial Guarantee [Member]	Sep. 30, 2012 Blue Oval Holdings [Member] Collateralized Obligations [Member] ROMANIA Financial Guarantee [Member]	Dec. 31, 2011 Blue Oval Holdings [Member] Collateralized Obligations [Member] ROMANIA Financial Guarantee [Member]
Net financing margin [Abstract]
Interest supplements and other support costs earned	$ 2,401	$ 2,800	$ 3,226			$ 2,401	$ 2,800	$ 3,226
Operating lease revenue on leased vehicles						217	211	230
Residual value support						70	152	339
Interest expense on debt						(25)	(36)	(27)
Interest income on notes receivable						22	27	48
Interest income on finance receivables						30	36	6
Interest expense under tax sharing agreement						(7)	(9)	(13)
Other revenue [Abstract]
Earned insurance premiums						92	99	118
Earned insurance premiums ceded						(38)	(59)	(86)
Gains/(Losses) from derivative transactions						(56)	2	(22)
Other income						11	12	13
Expenses [Abstract]
Advice and services expense						(92)	(107)	(105)
Insurance loss and loss adjustment expenses						(40)	(47)	(57)
Insurance loss and loss adjustment expenses recovered						19	31	45
Retirement benefits and share-based compensation						(39)	(12)	(12)
Assets [Abstract]
Purchased receivables						4,779	3,709				771	68
Unearned interest supplements on finance receivables						(1,486)	(1,643)						47
Finance receivables						816	653
Net investment in leased vehicles						543	413
Notes and accounts receivables	1,173	1,152				1,173	1,152
Derivative financial instruments						5	53
Vehicles held for resale						5	15
Investment in non-consolidated affiliates	140	141				140	141
Liabilities [Abstract]
Accounts payable	(234)	(773)				(234)	(773)
Income taxes payable	(549)	(660)				(549)	(660)
Debt						(372)	(605)
Derivative financial instruments						(27)	(35)
Unearned interest supplements and residual support on operating leases						(1,147)	(962)
Postretirement health care and life insurance benefits due to Ford Motor Company										328
Taxes paid to Ford Motor Company									99	1,400
Cash Received to be Used as Collateral																	0	74	466
Commitments and Contingencies [Abstract]
Guarantees to third parties on behalf of Ford				78	81									285
Counter guarantee															$ 70	$ 71