Property, Plant and Equipment (Tables)

12 Months Ended

Dec. 31, 2016

Property Plant And Equipment [Abstract]

Schedule of Property, Plant and Equipment

The following tables summarizes the carrying value of our property, plant and equipment including the associated useful lives:

	Estimated	December 31,			December 31,
(IN MILLIONS)	Useful Life	2016			2015
Land and buildings	25-50 years	$	335		$	337
Information and communication equipment	3-10 years		858			825
Furniture, equipment and other	3-10 years		103			108
			1,296			1,270
Less accumulated depreciation and amortization			(825	)		(780	)
		$	471		$	490

Schedule of Gross and Net Book Value of Assets under Capital Leases

Gross and net book value of assets under capital leases were as follows:

(IN MILLIONS)	December 31, 2016
	Gross Book Value		Accumulated  Depreciation			Net Book Value
Land and buildings	$	174	$	(69	)	$	105
Information and communication equipment		161		(72	)		89
	$	335	$	(141	)	$	194
	December 31, 2015
	Gross Book Value		Accumulated  Depreciation			Net Book Value
Land and buildings	$	170	$	(63	)	$	107
Information and communication equipment		100		(41	)		59
	$	270	$	(104	)	$	166