Financial Instruments (Tables)

9 Months Ended

Sep. 30, 2016

Derivative Instruments, Gain (Loss) [Line Items]

Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block]

The following table summarizes the fair value of derivative instruments as of September 30, 2016 and December 31, 2015 which consist solely of foreign exchange contracts:

	Asset Derivatives				Liability Derivatives
(Dollars in millions)	September 30, 2016		December 31, 2015		September 30, 2016		December 31, 2015
Derivatives designated as hedging instruments	$	30	$	4	$	130	$	428
Derivatives not designated as hedging instruments	71		97		51		105

Reclassification out of Accumulated Other Comprehensive Income [Member]

Derivative Instruments, Gain (Loss) [Line Items]

Derivative Instruments, Gain (Loss) [Table Text Block]

The amount of gains and losses related to the Company's derivative financial instruments was as follows:

	Quarter Ended September 30,						Nine Months Ended September 30,
(Dollars in millions)	2016			2015			2016		2015
(Loss) gain recorded in Accumulated other comprehensive loss	$	(7	)	$	(152	)	$	188	$	(274	)
Loss reclassified from Accumulated other comprehensive loss into Product sales (effective portion)	32			64			139		164

Other Income [Member]

Derivative Instruments, Gain (Loss) [Line Items]

Derivative Instruments, Gain (Loss) [Table Text Block]

The effect on the Condensed Consolidated Statement of Operations of foreign exchange contracts not designated as hedging instruments was as follows:

	Quarter Ended September 30,				Nine Months Ended September 30,
(Dollars in millions)	2016		2015		2016		2015
Gain recognized in Other income, net	$	19	$	35	$	49	$	65