Summary Of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2016

Accounting Policies [Abstract]

Estimated Useful Lives Of The Assets

Property, plant and equipment are stated at cost, net of accumulated depreciation. Depreciation is computed on a straight-line basis over the estimated useful lives of the assets generally as follows:

	Useful Lives
Building	Up to 30 years
Building improvements	Up to 15 years
Leasehold improvements	Lesser of useful life or term of lease
Equipment and furniture	5 years
Operating lease assets	Greater of lease term or 1 to 5 years
Computer and office equipment	3 years
Enterprise-wide software	5 years
Purchased software	Lesser of 3 years or life of license

The following table provides details of the property, plant and equipment, net (in millions):

	December 31,
	2016			2015
Property, plant and equipment, net:
Land	$	131.7		$	131.7
Building and building/leasehold improvements	199.5			191.5
Machinery and equipment	217.7			197.6
Operating lease assets	34.7			15.0
Computer and office equipment	41.3			35.7
Capitalized software	114.2			84.5
Construction-in-process	41.2			43.2
Gross property, plant and equipment	780.3			699.2
Less: Accumulated depreciation*	(321.9		)	(267.1		)
Total property, plant and equipment, net	$	458.4		$	432.1
*Accumulated depreciation associated with operating lease assets	$	(6.8	)	$	(2.6	)