Consolidated Balance Sheet - USD ($) $ in Millions	Sep. 30, 2015	Dec. 31, 2014
Assets [Abstract]
Cash and Due from Banks	$ 1,666	$ 1,348
Interest-bearing Deposits in Banks and Other Financial Institutions	3,561	4,228
Total cash and cash equivalents	5,227	5,576
Investment securities	18,758	16,137
Loans held-for-sale, net	37	2,003
Finance receivables and loans, net [Abstract]
Finance receivables and loans, net	107,991	99,948
Allowance for loan losses	(1,018)	(977)
Total finance receivables and loans, net	106,973	98,971
Investment in operating leases, net	17,292	19,510
Premiums receivable and other insurance assets	1,794	1,695
Other Assets	6,024	7,302
Assets of operations held-for-sale	0	634
Total assets	156,105	151,828
Liabilities and Equity [Abstract]
Noninterest-bearing deposit liabilities	91	64
Interest-bearing deposit liabilities	63,950	58,158
Total deposit liabilities	64,041	58,222
Short-term borrowings	5,378	7,062
Long-term debt	67,461	66,558
Interest payable	437	477
Unearned insurance premiums and service revenue	2,438	2,375
Accrued expenses and other liabilities	1,751	1,735
Total liabilities	141,506	136,429
Equity [Abstract]
Common stock and paid-in-capital	21,082	21,038
Preferred stock	813	1,255
Retained Earnings (Accumulated Deficit)	(7,158)	(6,828)
Accumulated Other Comprehensive Income (Loss), Net of Tax	(122)	(66)
Treasury Stock, Value	(16)	0
Stockholders' Equity Attributable to Parent	14,599	15,399
Total liabilities and equity	156,105	151,828
Variable Interest Entity, Primary Beneficiary [Member]
Finance receivables and loans, net [Abstract]
Finance receivables and loans, net	27,165	30,081
Allowance for loan losses	(191)	(179)
Total finance receivables and loans, net	26,974	29,902
Investment in operating leases, net	5,916	5,595
Other Assets	1,410	2,010
Total assets	34,300	37,507
Liabilities and Equity [Abstract]
Long-term debt	21,946	24,343
Accrued expenses and other liabilities	27	173
Total liabilities	$ 21,973	$ 24,516