Shareholders' Equity (Tables)

12 Months Ended

Dec. 31, 2011

Stockholders' Equity Note [Abstract]

Details of the Company's Dividend Payments in 2011

The following table provides details of the Company’s dividend payments:

Payment Date	Amount per Share		Total Amount Paid
			(in millions)
2009	$	0.0300	$	36
2010	0.4050		449
2011	0.6125		651