Other Financial Data (Tables)

9 Months Ended

Sep. 30, 2014

Other Financial Data [Abstract]

Schedule of Other Income

Other income consists of the following (in millions):

	Three months ended September 30,						Nine months ended September 30,
	2014			2013			2014			2013
Equity earnings	$	4		$	6		$	10		$	12
Gain on investments	4			37			2			36
Foreign currency remeasurement gain (loss)	7			(4		)	11			15
Derivative (loss) gain	(6		)	1			(19		)	(8		)
Gain on disposal of business	25			—			25			—
Other	1			(1		)	5			(1		)
	$	35		$	39		$	34		$	54

Schedule of Allowance for Doubtful Accounts

An analysis of the allowance for doubtful accounts is as follows (in millions):

	Three months ended September 30,						Nine months ended September 30,
	2014			2013			2014			2013
Balance at beginning of period	$	88		$	114		$	90		$	118
Provision charged to operations	1			(5		)	9			6
Accounts written off, net of recoveries	(14		)	(8		)	(23		)	(26		)
Effect of exchange rate changes and other	4			(2		)	3			1
Balance at end of period	$	79		$	99		$	79		$	99

Schedule of Other Current Assets

The components of Other current assets are as follows (in millions):

	September 30, 2014		December 31, 2013
Taxes receivable	258		111
Prepaid expenses	238		229
Deferred project costs	102		98
Deferred tax assets	81		93
Other	32		32
	$	711	$	563

Schedule of Other Non-current Assets

The components of Other non-current assets are as follows (in millions):

	September 30, 2014		December 31, 2013
Prepaid pension (1)	$	750	$	567
Deferred project costs	256		273
Deferred tax assets	176		193
Taxes receivable	98		108
Other	251		282
	$	1,531	$	1,423

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(1) Increase in prepaid pensions is primarily due to cash funding of the U.K. pension plans.

Schedule of Other Current Liabilities

The components of Other current liabilities are as follows (in millions):

	September 30, 2014		December 31, 2013
Deferred revenue	$	440	$	475
Taxes payable	96		136
Deferred tax liabilities	36		48
Other	281		247
	$	853	$	906

Schedule of Other Non-current Liabilities

The components of Other non-current liabilities are as follows (in millions):

	September 30, 2014		December 31, 2013
Deferred tax liabilities	$	535	$	420
Taxes payable	202		184
Leases	191		204
Deferred revenue	170		134
Compensation and benefits	56		105
Other	268		305
	$	1,422	$	1,352