Property, Plant and Equipment (Tables)

12 Months Ended

Mar. 31, 2012

Property, Plant and Equipment [Abstract]

Property, plant and equipment consists of the following (amounts in thousands):



	March 31, 2012		March 31, 2011
Land	$	46,529	$	46,497
Building and building improvements	374,042		375,611
Machinery and equipment	1,314,303		1,306,367
Projects in process	83,676		101,202
	1,818,550		1,829,677
Less accumulated depreciation and amortization	1,301,939		1,289,164
	$	516,611	$	540,513

- 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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