Long-Term Debt And Capital Lease Obligation

12 Months Ended

Dec. 31, 2015

Long-term Debt and Capital Lease Obligations [Abstract]

Long-Term Debt And Capital Lease Obligation

Long-Term Debt and Capital Lease Obligations

This table summarizes the principal amounts of our long-term debt excluding unamortized discounts, none of which are encumbered by rating triggers:

(Dollars in millions)			Book value				Principal amount
Interest rate	Year of  issue		At December 31,				At December 31,
			2015		2014		2015		2014
6.900%	1998	Senior debentures, due 2028	$	26	$	26	$	28	$	28
6.920%	2005	Senior debentures, due 2028	391		391		391		391
6.125%	2004	Senior notes, due 2034	369		369		374		374
		Total	$	786	$	786	$	793	$	793

Capital lease obligations, excluding an insignificant amount of interest, totaled $35 million and $36 million in 2015 and 2014, respectively. Below are the expected capital lease obligations that we expect to pay over the next six years:

(Dollars in millions)	Years ended December 31,
	2016		2017		2018		2019		2020		2021
Capital lease obligations	$	13	$	8	$	6	$	4	$	3	$	1