Property, Plant and Equipment

12 Months Ended

Dec. 31, 2017

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment

Property, Plant, and Equipment

Property, plant, and equipment, carried at cost, is summarized as follows at December 31, (in millions): 

	2017			2016
Land	$	40.0		$	43.1
Buildings and improvements	272.2			268.7
Machinery, tools, and equipment	806.2			784.7
Construction-in-progress	43.4			36.9
Gross property, plant, and equipment	1,161.8			1,133.4
Less accumulated depreciation	(703.5		)	(693.6		)
NET PROPERTY, PLANT, AND EQUIPMENT	$	458.3		$	439.8

Depreciable lives on buildings range between 20-45 years. Depreciable lives on machinery, tools, and equipment range between 3-15 years. The Company recorded depreciation expense of $57.5 million, $53.4 million and $51.2 million for 2017, 2016 and 2015, respectively.