Property, Plant and Equipment (Tables)

12 Months Ended

Dec. 31, 2012

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment, Including Equipment Under Capital Lease Obligations Table

Property, plant and equipment, including equipment acquired under capital lease obligations, are summarized as follows as of December 31, 2012 and 2011:



(in thousands)	Estimated useful life (in years)	2012			2011
Land	—	$	15,907		$	15,686
Buildings and improvements	2-40	283,173			275,529
Machinery and equipment	3-20	206,871			176,662
Computer software	1-10	86,280			65,344
Furniture and office equipment	1-13	80,343			76,809
Construction in progress	—	79,402			51,827
		751,976			661,857
Less: Accumulated depreciation and amortization		(333,044		)	(290,065		)
Property, plant and equipment, net		$	418,932		$	371,792

- Definition

Tabular disclosure of the useful life and salvage value of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software.

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