Property, Plant, and Equipment

3 Months Ended

Mar. 31, 2013

(5) Property, Plant, and Equipment

A summary of costs for property, plant, and equipment is as follows:

	March 31, 2013		December 31, 2012

	(in thousands)
Land and improvements	$	32,179	$	30,992
Buildings		41,349		40,617
Machinery and equipment		2,231,587		2,089,545
Automotive equipment		15,904		14,969
Furniture and fixtures		13,815		13,658
Leasehold improvements		2,483		2,483
Railcars		2,496		2,496
Construction in progress		77,907		189,291

		2,417,720		2,384,051
Accumulated depreciation		635,076		601,133

	$	1,782,644	$	1,782,918

Capitalized interest recognized as a reduction in interest expense for the three months ended March 31, 2013 and 2012 totaled approximately $0.8 million and $2.1 million. Land, buildings and equipment that are under a capital lease obligation had an original carrying value of approximately $25.1 million as of March 31, 2013 and December 31, 2012. Amortization of assets held under capital leases is included in depreciation expense.

- 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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