Deposit Liabilities (Tables)

12 Months Ended

Dec. 31, 2012

Deposits [Abstract]

Schedule of Deposit Liabilities [Table Text Block]

Deposit liabilities consisted of the following.

December 31, ($ in millions)	2012		2011
Domestic deposits
Noninterest-bearing deposits	$	1,977	$	2,029
Interest-bearing deposits
Savings and money market checking accounts	13,871		9,035
Certificates of deposit	31,084		28,540
Dealer deposits	983		1,769
Total domestic deposit liabilities	47,915		41,373
Foreign deposits
Interest-bearing deposits
Savings and money market checking accounts	—		1,408
Certificates of deposit	—		1,958
Dealer deposits	—		311
Total foreign deposit liabilities	—		3,677
Total deposit liabilities	$	47,915	$	45,050

Schedule Of Maturities For Total Time Deposits Text Block [Table Text Block]

The following table presents the scheduled maturity of total certificates of deposit.

Year ended December 31, ($ in millions)
2013	$	15,688
2014	6,133
2015	4,336
2016	3,545
2017	1,382
Total certificates of deposit	$	31,084