Long-Term Debt and Revolving Promissory Note (Tables)

9 Months Ended

Sep. 30, 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   September 30, 2016			As of   December 31, 2015
			(Dollars in millions)
Senior notes	6.125% - 7.750%	2017 - 2056	$	7,259		7,229
Term loan	2.280%	2025	100			100
Capital lease and other obligations	Various	Various	28			17
Unamortized premiums, net			6			16
Unamortized debt issuance costs			(135		)	(123	)
Total long-term debt			7,258			7,239
Less current maturities			(509		)	(242	)
Long-term debt, excluding current maturities			$	6,749		6,997
Note payable - affiliate	6.795%	2022	$	884		855