Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2014

Accounting Policies [Abstract]

Property, Plant and Equipment

Property, Plant and Equipment

These assets are recorded at historical cost and are depreciated using the straight-line method of depreciation over the estimated useful lives as follows:

	Estimated Life
Buildings and improvements	5 to 40 years
Machinery and equipment	2 to 10 years
Furniture and fixtures	3 to 7 years
Equipment held for lease or rental	2 to 10 years

	December 31,
(in millions)	2014		2013
Land, buildings and improvements	$	252	$	263
Machinery and equipment	655		685
Equipment held for lease or rental	207		192
Furniture and fixtures	87		93
Construction work in progress	41		49
Other	23		22
Total property, plant and equipment, gross	1,265		1,304
Less accumulated depreciation	804		816
Total property, plant and equipment, net	$	461	$	488