Financial Instruments (Tables)

6 Months Ended

Jun. 30, 2014

Notes to Condensed Consolidated Financial Statements [Abstract]

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

	Asset Derivatives				Liability Derivatives
(Dollars in millions)	June 30, 2014		December 31, 2013		June 30, 2014		December 31, 2013
Derivatives designated as hedging instruments	$	66	$	59	$	62	$	103
Derivatives not designated as hedging instruments	66		31		56		54

Schedule of Derivative Instruments, Gain (Loss) in Statement of Financial Performance [Text Block]

	Quarter Ended June 30,					Six Months Ended June 30,
(Dollars in millions)	2014		2013			2014		2013
Gain (loss) recorded in Accumulated other comprehensive loss	$	102	$	(64	)	$	22	$	(159	)
Loss reclassified from Accumulated other comprehensive loss into Product sales (effective portion)	$	13	$	15		$	31	$	23

Schedule of Foreign Exchange Contracts Not Designated as Hedges, Gain (Loss) In Statement of Financial Performance [Text Block]

	Quarter Ended June 30,						Six Months Ended June 30,
(Dollars in millions)	2014			2013			2014		2013
(Loss) gain recognized in Other income, net	$	(14	)	$	(9	)	$	12	$	23