Long-Term Debt (Tables)

6 Months Ended

Jun. 30, 2011

Long Term Debt (Tables) [Abstract]

Summary of debt

	June 30,						December 31,
	2011						2010
	(In millions, except percentage data)
				Effective						Effective
	Amount			Rate			Amount			Rate
1.500% fixed-rate notes, due 2013	$	300			1.605	%	$	300			1.605	%
2.375% fixed-rate notes, due 2015		400			2.494	%		400			2.494	%
Total		700						700
Unaccreted Discount		(3	)					(3	)
Total	$	697					$	697