Derivative Instruments and Hedging Activities (Tables)

12 Months Ended

Dec. 31, 2014

Derivative Instruments And Hedging Activities Disclosure [Abstract]

Fair Values of Outstanding Derivative Instruments

The fair values of outstanding derivative instruments are summarized as follows:

	(Stated in millions)
	Fair Value of Derivatives				Consolidated Balance Sheet Classification
Derivative Assets	2014		2013
Derivatives designated as hedges:
Foreign exchange contracts	$	3	$	98	Other current assets
Foreign exchange contracts		32		24	Other Assets
Cross currency swap		—		27	Other Assets
		35		149
Derivatives not designated as hedges:
Foreign exchange contracts		5		10	Other current assets
Foreign exchange contracts		—		4	Other Assets
		5		14
	$	40	$	163
Derivative Liabilities
Derivatives designated as hedges:
Foreign exchange contracts	$	80	$	14	Accounts payable and accrued liabilities
Foreign exchange contracts		105		1	Other Liabilities
Cross currency swap		42		—	Other Liabilities
		227		15
Derivatives not designated as hedges:
Foreign exchange contracts		28		2	Accounts payable and accrued liabilities
	$	255	$	17

Effect of Derivative Instruments Designated as Fair Value Hedges and Not Designated as Hedges on Consolidated Statement of Income

The effect of derivative instruments designated as fair value hedges and those not designated as hedges on the Consolidated Statement of Income was as follows:

	(Stated in millions)
	Gain (Loss) Recognized in Income								Consolidated Statement of
	2014			2013			2012		Income Classification
Derivatives designated as fair value hedges:
Cross currency swap	$	(82	)	$	15		$	1	Interest expense
Derivatives not designated as hedges:
Foreign exchange contracts	$	(95	)	$	(2	)	$	5	Cost of revenue
Commodity contracts		—			—			1	Cost of revenue
	$	(95	)	$	(2	)	$	6