Consolidated Balance Sheet (USD $) In Millions, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Assets [Abstract]
Cash and Due from Banks	$ 1,318	$ 1,315
Interest-bearing Deposits in Banks and Other Financial Institutions	4,381	4,216
Total cash and cash equivalents	5,699	5,531
Investment securities	16,714	17,083
Loans held-for-sale, net	3	35
Finance receivables and loans, net [Abstract]
Finance receivables and loans, net	99,518	100,328
Allowance for loan losses	(1,113)	(1,208)
Total finance receivables and loans, net	98,405	99,120
Investment in operating leases, net	19,341	17,680
Premiums receivable and other insurance assets	1,678	1,613
Other Assets	6,752	9,589
Assets of operations held-for-sale	603	516
Total assets	149,195	151,167
Liabilities and Equity [Abstract]
Noninterest-bearing deposit liabilities	73	60
Interest-bearing deposit liabilities	56,778	53,290
Total deposit liabilities	56,851	53,350
Short-term borrowings	5,255	8,545
Long-term debt	67,299	69,465
Interest payable	542	888
Unearned insurance premiums and service revenue	2,369	2,314
Accrued expenses and other liabilities	1,689	2,397
Total liabilities	134,005	136,959
Equity [Abstract]
Common stock and paid-in-capital	21,022	20,939
Preferred stock	1,255	1,255
Retained Earnings (Accumulated Deficit)	(6,937)	(7,710)
Accumulated Other Comprehensive Income (Loss), Net of Tax	(150)	(276)
Stockholders' Equity Attributable to Parent	15,190	14,208
Total liabilities and equity	149,195	151,167
Variable Interest Entity, Primary Beneficiary [Member]
Finance receivables and loans, net [Abstract]
Finance receivables and loans, net	30,515	32,265
Allowance for loan losses	(193)	(174)
Total finance receivables and loans, net	30,322	32,091
Investment in operating leases, net	3,581	4,620
Other Assets	1,675	3,436
Total assets	35,578	40,147
Liabilities and Equity [Abstract]
Short-term borrowings	0	250
Long-term debt	24,621	24,147
Accrued expenses and other liabilities	175	43
Total liabilities	$ 24,796	$ 24,440