Cash Deposits and Marketable Securities (Tables)

9 Months Ended

Sep. 30, 2011

Cash deposits are maintained to provide credit enhancement for certain agreements and are reported as part of cash and cash equivalents. For most of these deposits, the cash may be withdrawn if comparable security is provided in the form of letters of credit. Accordingly, these deposits are not considered to be restricted.

	U.S.		Non-U.S.		Total
Cash and cash equivalents	$	351	$	400	$	751
Cash and cash equivalents held as deposits		3		28		31
Cash and cash equivalents held at less than wholly-owned subsidiaries		1		68		69
Balance at September 30, 2011	$	355	$	496	$	851

Summary of Marketable Securities

The following table summarizes information regarding marketable securities:

	September 30, 2011							December 31, 2010
			Unrealized			Fair				Unrealized		Fair
	Cost		Losses			Value		Cost		Gains		Value

U.S. government and agencies	$	15	$	-		$	15	$	23	$	-	$	23
Corporate equity securities							-		5		3		8
Certificates of deposit		11					11		15				15
Mutual funds		25		(1	)		24		8				8
Total marketable securities	$	51	$	(1	)	$	50	$	51	$	3	$	54