Property and Equipment, Net

12 Months Ended

Dec. 31, 2016

Property, Plant and Equipment [Abstract]

Note 6 - Property and Equipment, Net

The following table provides details of property and equipment, net, including property and equipment held under capital leases as of the dates indicated (in millions):



	December 31,
	2016			2015			Estimated Useful Lives (in years)
Land	$	4.6		$	4.6
Buildings and leasehold improvements	24.2			21.7			3-40
Machinery and equipment	997.8			912.9			2-20
Office furniture and equipment	146.1			136.9			3-7
Construction in progress	9.5			10.8
Total property and equipment	$	1,182.2		$	1,086.9
Less accumulated depreciation and amortization	(633.1		)	(528.2		)
Property and equipment, net	$	549.1		$	558.7

The gross amount of capitalized internal-use software, which is included within office furniture and equipment, totaled $107.8 million and $101.4 million as of December 31, 2016 and 2015, respectively. Capitalized internal-use software, net of accumulated amortization, totaled $30.9 million and $33.4 million as of December 31, 2016 and 2015, respectively. Depreciation and amortization expense associated with property and equipment for the years ended December 31, 2016, 2015 and 2014 totaled $143.6 million, $141.3 million and $129.4 million, respectively.