Long-Term Debt and Revolving Promissory Note (Tables)

3 Months Ended

Mar. 31, 2016

Debt Disclosure [Abstract]

Schedule of long-term debt

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

	Interest Rates	Maturities	As of March 31, 2016			As of December 31, 2015
			(Dollars in millions)
Senior notes	6.125% - 8.375%	2016 - 2056	$	7,464		7,229
Term loan	2.190%	2025	100			100
Capital lease and other obligations	Various	Various	17			17
Unamortized premiums, net			11			16
Unamortized debt issuance costs			(131		)	(123	)
Total long-term debt			7,461			7,239
Less current maturities			(243		)	(242	)
Long-term debt, excluding current maturities			$	7,218		6,997
Note payable - affiliate	6.758%	2022	$	855		855