Stockholders' Deficit and Noncontrolling Interest (Tables)

12 Months Ended

Dec. 31, 2014

Stockholders' Deficit and Noncontrolling Interest

Schedule of shares repurchased and retired

	2014		2013		2012
	(Amounts in Millions, Except Per Share Amounts)
Total cost of repurchased and retired shares	$	1,386	$	4,000	$	5,148
Average price per share	$	73.82	$	57.54	$	48.24
Number of shares repurchased and retired		19		70		107

Schedule of components of other comprehensive income (loss)

	2014									2013									2012
	Pre-tax Amount			Tax Benefit (Expense)			Net Amount			Pre-tax Amount			Tax Benefit (Expense)			Net Amount			Pre-tax Amount			Tax Benefit (Expense)			Net Amount
	(Dollars in Millions)
Defined benefit plans:
Gains (losses) related to changes in plan experience and actuarial assumptions arising during the period	$	(78	)	$	29		$	(49	)	$	35		$	(13	)	$	22		$	(73	)	$	28		$	(45	)
Prior service credit arising during the period		33			(12	)		21			—			—			—			—			—			—
Amortization of amounts resulting from changes in plan experience and actuarial assumptions recognized as periodic benefit cost (1)		16			(6	)		10			66			(28	)		38			19			(7	)		12
Amortization of amounts resulting from changes in plan provisions recognized as periodic benefit cost (1)		—			—			—			2			(1	)		1			—			—			—
Cash flow hedges:
Unrealized gains (losses) arising during the period		(142	)		55			(87	)		129			(49	)		80			(16	)		6			(10	)
Reclassification adjustments included in "Other, net"		189			(72	)		117			(80	)		31			(49	)		(11	)		4			(7	)
Foreign currency translation adjustments		(146	)		38			(108	)		(223	)		50			(173	)		(53	)		21			(32	)
Available for sale securities:
Unrealized holding losses on securities		—			—			—			—			—			—			(7	)		3			(4	)
Reclassification adjustment for net losses recognized during period in "Other, net"		—			—			—			2			(1	)		1			—			—			—
Other comprehensive loss	$	(128	)	$	32		$	(96	)	$	(69	)	$	(11	)	$	(80	)	$	(141	)	$	55		$	(86	)

(1) Amortization of accumulated other comprehensive income components related to defined benefits plans are included in the computation of net period pension costs (See Note 14).

Schedule of changes in the components of accumulated other comprehensive income (loss)

	Defined Benefit Plan Items			Gains (Losses) on Cash Flow Hedges			Foreign Currency Items			Unrealized Gains (Losses) on Available for Sale Securities			Accumulated Other Comprehensive Loss
	(Dollars in Millions)
Balance as of January 1, 2012	$	(151	)	$	—		$	(8	)	$	3		$	(156	)
Other comprehensive loss		(33	)		(17	)		(32	)		(4	)		(86	)
Balance as of December 31, 2012		(184	)		(17	)		(40	)		(1	)		(242	)
Other comprehensive income (loss)		61			31			(173	)		1			(80	)
Balance as of December 31, 2013		(123	)		14			(213	)		—			(322	)
Other comprehensive income (loss)		(18	)		30			(108	)		—			(96	)
Balance as of December 31, 2014	$	(141	)	$	44		$	(321	)	$	—		$	(418	)