Supplemental Cash Flow Information (Tables)

3 Months Ended

Mar. 31, 2014

Supplemental Cash Flow Information

Schedule of supplemental cash flow information from collateralized securities received

($ in millions)		2014		2013
Net change in proceeds managed
Net change in short-term investments	$	(169)	$	(64)
Operating cash flow used		(169)		(64)
Net change in liabilities
Liabilities for collateral, beginning of period	$	(328)	$	(561)
Liabilities for collateral, end of period		(497)		(625)
Operating cash flow provided	$	169	$	64