Long-Term Debt and Revolving Promissory Note (Tables)

3 Months Ended

Mar. 31, 2015

Debt Disclosure [Abstract]

Schedule of long-term debt, including unamortized discounts and premiums

Long-term debt, including unamortized discounts and premiums and note payable - affiliate, were as follows:

	Interest Rates	Maturities	As of March 31, 2015			As of December 31, 2014
			(Dollars in millions)
Senior notes	6.125% - 8.375%	2015 - 2054	$	7,311		7,311
Term loan	1.930%	2025	100			—
Capital lease and other obligations	Various	Various	26			32
Unamortized premiums, net			30			36
Total long-term debt			7,467			7,379
Less current maturities			(112		)	(117	)
Long-term debt, excluding current maturities			$	7,355		7,262
Note payable - affiliate	6.657%	2022	$	796		796