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PROPERTY, PLANT, AND EQUIPMENT

12 Months Ended

Dec. 31, 2011

Property, Plant and Equipment [Abstract]

5. PROPERTY, PLANT, AND EQUIPMENT

The composition of property, plant, and equipment is as follows as of December 31:

(In thousands)		2011		2010
Land	$	22,405	$	22,315
Buildings and improvements		187,197		175,832
Machinery, equipment, and other		684,335		605,233
Property, plant, and equipment, at cost		893,937		803,380
Less: Accumulated depreciation		(450,382)		(406,100)
Property, plant, and equipment, net	$	443,555	$	397,280

Depreciation expense for the years ended December 31, 2011, 2010, and 2009 was $59.5 million, $53.9 million, and $50.1 million, respectively.

The net property, plant and equipment balance at December 31, 2011, included $6.4 million related to the Corporation's 2011 acquisitions.

- Definition

The entire disclosure for 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. This disclosure may include property plant and equipment accounting policies and methodology, a schedule of property, plant and equipment gross, additions, deletions, transfers and other changes, depreciation, depletion and amortization expense, net, accumulated depreciation, depletion and amortization expense and useful lives, income statement disclosures, assets held for sale and public utility disclosures.

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