Shareholder's Equity Shareholders (Tables)

12 Months Ended

Dec. 31, 2012

Shareholders' Equity [Abstract]

Schedule Of Stockholders Equity, Share Issuance

Issuance of Shares

	Number of Shares	Price per Share		Proceeds		Net Proceeds
	(in millions, except share and per share amounts)
June 1, 2012(1)	13,428,770	$	12.85	$	173	$	173

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(1) Relates to the settlement of forward purchase contracts. See Note 2, Business Changes, Risks, Uncertainties and Accounting Developments.

Schedule of Share Repurchases

Share Repurchases

Year	Number of Shares Repurchased	Total Payments
		(in millions)
2012	2,066,759	$	24
2011	2,000,000	23
2010	707,350	10