Debt (Tables)

6 Months Ended

Jun. 30, 2011

Notes To Financial Statements [Abstract]

Summary of Outstanding Debt

The following summarizes debt outstanding:

	June 30, 2011								December 31, 2010
	Carrying Value			Fair Value (1)		Interest Rate (2)			Carrying Value			Fair Value (1)		Interest Rate (2)
	(in millions, except percentages)
11.75% senior notes due 2017	$	41		$	49		12.73	%	$	250		$	288		12.73	%
9.875% senior notes due 2018		16			18		10.25	%		256			279		10.25	%
6.50% senior notes due 2019		750			740		6.62	%		-			-		-
8.625% senior notes due 2020		1,300			1,402		9.00	%		1,300			1,396		9.00	%
7.75% senior notes due 2021		1,000			1,039		8.00	%		1,000			1,021		8.00	%
Less current maturities		-			-					-			-
		3,107		$	3,248					2,806		$	2,984
Unamortized discount		(54	)							(63	)
Total debt, net of discount	$	3,053							$	2,743

(1) Fair values of the senior notes were estimated based on prices quoted from third-party financial institutions.

(2) Represents effective interest rates for the senior notes.