Long-Term Debt (Tables)

12 Months Ended

Dec. 31, 2017

Debt Disclosure [Abstract]

Schedule of Long-Term Debt

A summary of long-term debt at December 31, including related interest rates at December 31, 2017, follows (dollars in millions):

	2017			2016
Senior secured asset-based revolving credit facility (effective interest rate of 3.0%)	$	3,680		$	2,920
Senior secured revolving credit facility		—			—
Senior secured term loan facilities (effective interest rate of 3.5%)		3,891			3,981
Senior secured notes (effective interest rate of 5.4%)		15,300			13,800
Other senior secured debt (effective interest rate of 5.7%)		599			593
Senior secured debt		23,470			21,294
Senior unsecured notes (effective interest rate of 6.4%)		9,752			10,252
Net debt issuance costs		(164	)		(170	)
Total debt (average life of 6.8 years, rates averaging 5.2%)		33,058			31,376
Less amounts due within one year		200			216
	$	32,858		$	31,160