Financial Instruments (Tables)

9 Months Ended

Sep. 30, 2015

Derivative Instruments, Gain (Loss) [Line Items]

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

	Asset Derivatives				Liability Derivatives
(Dollars in millions)	September 30, 2015		December 31, 2014		September 30, 2015		December 31, 2014
Derivatives designated as hedging instruments	$	7	$	3	$	377	$	248
Derivatives not designated as hedging instruments	119		139		73		71

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)	2015			2014			2015			2014
Loss recorded in Accumulated other comprehensive loss	$	(152	)	$	(142	)	$	(274	)	$	(120	)
Loss reclassified from Accumulated other comprehensive loss into Product sales (effective portion)	64			24			164			55

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)	2015		2014		2015		2014
Gain recognized in Other income, net	$	35	$	10	$	65	$	22