Property, Plant and Equipment (Notes)

9 Months Ended

Dec. 31, 2014

Property, Plant and Equipment [Abstract]

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



	December 31, 2014		March 31, 2014
Land	$	55,624	$	55,624
Building and building improvements	430,695		411,149
Machinery and equipment	1,549,999		1,465,255
Projects in process	75,800		68,991
	2,112,118		2,001,019
Less accumulated depreciation and amortization	1,534,995		1,469,052
	$	577,123	$	531,967

Depreciation expense attributed to property, plant and equipment was $24.7 million and $72.3 million for the three and nine months ended December 31, 2014, respectively, and $22.2 million and $66.7 million for the three and nine months ended December 31, 2013, respectively.

- Definition

The entire disclosure for long-lived, physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, accounting policies and methodology, roll forwards, depreciation, depletion and amortization expense, including composite depreciation, accumulated depreciation, depletion and amortization expense, useful lives and method used, income statement disclosures, assets held for sale and public utility disclosures.

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