Property and Equipment (Tables)

12 Months Ended

Dec. 31, 2015

Property, Plant and Equipment [Abstract]

Property and Equipment

Property and Equipment—Property and equipment is stated at cost.  Depreciation is computed by the straight-line method over estimated useful lives as follows:

Buildings and building improvements	10 to 40 years
Leasehold Improvements	Shorter of lease term or useful life
Equipment and other (including capital leases)	3 to 20 years

At December 31,	2015		2014
Land	$	241	$	240
Buildings	737		717
Capital leases (a)	163		165
Equipment and other	2,102		2,042
	3,243		3,164
Less accumulated depreciation and amortization	1,838		1,731
Net property and equipment	$	1,405	$	1,433

(a) Accumulated amortization of capital leases was $91 million and $78 million at December 31, 2015 and 2014, respectively.

Year Ended December 31,	2015		2014		2013
Depreciation expense, including capitalized lease amortization (a)	$	240	$	249	$	251

(a) Amortization expense related to capital leases was $16 million in 2015 and $17 million in each of 2014 and 2013.