Land, Buildings, Equipment and Software, Net (Tables)

12 Months Ended

Dec. 31, 2017

Land, Buildings, Equipment and Software, Net [Abstract]

Land, buildings and equipment, net were as follows:



		December 31,
	Estimated Useful Lives (Years)	2017			2016
Land		$	22		$	20
Building and building equipment	25 to 50	909			892
Leasehold improvements	Varies	192			238
Plant machinery	5 to 12	1,214			1,225
Office furniture and equipment	3 to 15	651			657
Other	4 to 20	54			70
Construction in progress		30			33
Subtotal		3,072			3,135
Accumulated depreciation		(2,443		)	(2,475		)
Land, Buildings and Equipment, Net		$	629		$	660

Land, Buildings and Equipment Depreciation Expense

Depreciation expense and operating lease rent expense were as follows:



	Year Ended December 31,
	2017		2016		2015
Depreciation expense	$	136	$	148	$	151
Operating lease expense	161		157		164

Schedule of Future Minimum Operating Lease Non-cancelable Payments

Future minimum operating lease commitments that have initial or remaining non-cancelable lease terms in excess of one year at December 31, 2017 were as follows:



2018		2019		2020		2021		2022		Thereafter
$	127	$	100	$	77	$	55	$	42	$	48

Additions to Internal Use



	Year Ended December 31,
Additions to:	2017		2016		2015
Internal use software	$	36	$	45	$	64

Capitalized Costs, Internal Use [Table Text Block]



	December 31,
Capitalized costs, net:	2017		2016
Internal use software	$	209	$	218