Short-Term Borrowings

12 Months Ended

Dec. 31, 2014

Short-term Debt [Abstract]

Short-term Debt [Text Block]

Short-term Borrowings

The following table presents the composition of our short-term borrowings portfolio.

	2014							2013
December 31, ($ in millions)	Unsecured		Secured (a)		Total			Unsecured		Secured (a)		Total
Demand notes	$	3,338	$	—	$	3,338		$	3,225	$	—	$	3,225
Federal Home Loan Bank	—		2,950		2,950			—		3,570		3,570
Securities sold under agreements to repurchase (b)	—		774		774			—		1,500		1,500
Other (c)	—		—		—			—		250		250
Total short-term borrowings	$	3,338	$	3,724	$	7,062		$	3,225	$	5,320	$	8,545
Weighted average interest rate (d)					0.8		%					0.8		%

(a) Refer to Note 16 for further details on assets restricted as collateral for payment of the related debt.

(b) We periodically enter into term repurchase agreements, short-term borrowing arrangements in which we sell financial instruments to one or more investors while simultaneously committing to repurchase them at a specified future date, at the stated price plus accrued interest. The financial instruments sold under agreement to repurchase typically consist of U.S. government and agency securities.

(c) Other relates to secured borrowings at Corporate Finance.

(d) Based on the debt outstanding and the interest rate at December 31 of each year.