Financial Instruments (Tables)

3 Months Ended

Mar. 31, 2020

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 and presentation in the Condensed Consolidated Balance Sheets for derivative instruments as of March 31, 2020 and December 31, 2019:

(dollars in millions)	Balance Sheet Location	March 31, 2020		December 31, 2019
Derivatives designated as hedging instruments:
Foreign exchange contracts	Asset Derivatives:
	Other assets, current	$	10	$	11
	Other assets	2		13
	Total asset derivatives	$	12	$	24
	Liability Derivatives:
	Accrued liabilities	(223)		(72)
	Other long-term liabilities	(329)		(98)
	Total liability derivatives	$	(552)	$	(170)
Derivatives not designated as hedging instruments:
Foreign exchange contracts	Asset Derivatives:
	Other assets, current	$	122	$	27
	Other assets	3		5
	Total asset derivatives	$	125	$	32
	Liability Derivatives:
	Accrued liabilities	(41)		(116)
	Other long-term liabilities	(1)		(1)
	Total liability derivatives	$	(42)	$	(117)

Reclassification out of Accumulated Other Comprehensive Income [Member]

Derivative Instruments, Gain (Loss) [Line Items]

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

The effect of cash flow hedging relationships on Accumulated other comprehensive income and on the Condensed Consolidated Statement of Operations for the quarters ended March 31, 2020 and 2019 are presented in the table below. The amounts of loss are attributable to foreign exchange contract activity and are recorded as a component of Product sales when reclassified from Accumulated other comprehensive income.

	Quarter Ended March 31,
(dollars in millions)	2020		2019
(Loss) gain recorded in Accumulated other comprehensive loss	$	(404)	$	7
Loss reclassified from Accumulated other comprehensive loss into Product sales	29		4

Other Income [Member]

Derivative Instruments, Gain (Loss) [Line Items]

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

The effect of derivatives not designated as hedging instruments within Other income, net, on the Condensed Consolidated Statement of Operations was as follows:

	Quarter Ended March 31,
(dollars in millions)	2020		2019
Foreign exchange contracts	$	(49)	$	18