Supplemental Cash Flow Information (Tables)

9 Months Ended

Sep. 30, 2011

Supplemental Cash Flow Information

Schedule of supplemental cash flow information from collateralized securities received

($ in millions)		Nine months ended  September 30,
		2011		2010
Net change in proceeds managed
Net change in short-term investments	$	(301)	$	187
Operating cash flow (used) provided		(301)		187
Net change in cash		1		2
Net change in proceeds managed	$	(300)	$	189
Net change in liabilities
Liabilities for collateral, beginning of year	$	(484)	$	(658)
Liabilities for collateral, end of period		(784)		(469)
Operating cash flow provided (used)	$	300	$	(189)