Debt (Tables)

9 Months Ended

Sep. 30, 2015

Debt Disclosure [Abstract]

Debt obligations

The Company’s debt obligations were as follows (in millions):

(dollars in millions)	September 30, 2015			December 31, 2014
Commercial paper (0.49% weighted average rate at December 31, 2014)	$	—		$	201
Senior notes:
1.15% notes due December 15, 2016	250			250
1.40% notes due June 15, 2017	250			250
6.375% notes due July 15, 2018	450			450
4.5% notes due June 1, 2021	250			250
3.6% notes due April 30, 2022	250			250
4.0% notes due December 15, 2023	250			250
3.7% notes due June 15, 2024	250			250
7.0% notes due July 15, 2038	300			300
5.95% notes due June 1, 2041	250			250
5.125% notes due December 15, 2043	250			250
Unamortized original issue discount	(7		)	(7		)
Other debt	27			67
Obligations under capital leases	62			71
	2,832			3,082
Current maturities	(38		)	(263		)
Long-term maturities	$	2,794		$	2,819