Property, Plant, and Capitalized Software (Tables)

12 Months Ended

Dec. 31, 2017

Property, Plant and Equipment [Line Items]

Property, Plant and Equipment [Table Text Block]

A summary of property, equipment and capitalized software is as follows:

(in millions)	December 31, 2017			December 31, 2016
Land and improvements	$	405		$	324
Buildings and improvements	3,664			3,148
Computer equipment	1,829			2,021
Furniture and fixtures	1,208			999
Less accumulated depreciation	(2,488		)	(2,621		)
Property and equipment, net	4,618			3,871
Capitalized software	3,601			3,158
Less accumulated amortization	(1,206		)	(1,128		)
Capitalized software, net	2,395			2,030
Total property, equipment and capitalized software, net	$	7,013		$	5,901