Property and Equipment (Tables)

12 Months Ended

Dec. 31, 2018

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment

The estimated useful lives of property and equipment are as follows:

Classification	Estimated Useful Lives
Machinery and equipment	5 to 10 years
Building and leasehold improvements	5 to 25 years
Computer and data processing equipment	3 to 5 years
Computer software	3 to 5 years
Furniture and fixtures	5 to 10 years

Property and equipment consists of the following:

	December 31,
(in millions)	2018			2017
Building and leasehold improvements	$	129.1		$	123.0
Computer and data processing equipment	105.4			116.4
Machinery and equipment	44.1			45.6
Land	27.7			27.7
Construction in progress	24.5			17.9
Computer software	22.2			9.6
Furniture and fixtures	18.9			22.7
Property and equipment, gross	371.9			362.9
Less: accumulated depreciation	(215.8		)	(201.8		)
Property and equipment, net	$	156.1		$	161.1