Property, Plant and Equipment (Tables)

12 Months Ended

Dec. 31, 2011

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, 2011 and 2010:



(in thousands)	Estimated useful life (in years)	2011			2010
Land	—	$	15,686		$	16,053
Buildings and improvements	1-40	275,529			232,946
Machinery and equipment	1-15	176,662			157,973
Computer software	1-10	65,344			53,948
Furniture and office equipment	1-15	76,809			75,030
Construction in progress	—	51,827			59,418
		661,857			595,368
Less: Accumulated depreciation and amortization		(290,065		)	(249,704		)
Property, plant and equipment, net		$	371,792		$	345,664

- 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.

+ References+ Details