Property, Plant and Equipment

12 Months Ended

Dec. 31, 2012

Property, Plant and Equipment [Abstract]

Property, plant and equipment consist of the following:



(In thousands)	Estimated Useful Lives	December 31 2012			December 31 2011
Land	—	$	26,336		$	26,729
Land improvements	5-20 years	14,199			17,960
Buildings and improvements	5-40 years	190,078			186,799
Machinery and equipment	3-20 years	2,950,384			2,977,521
Uncompleted construction	—	107,633			66,719
Gross property, plant and equipment		3,288,630			3,275,728
Less: Accumulated depreciation		(2,022,405		)	(2,001,244		)
Property, plant and equipment, net		$	1,266,225		$	1,274,484

Buildings and improvements include leasehold improvements which are amortized over the shorter of their useful lives or the initial term of the lease.

- 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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