Property, Plant and Equipment

6 Months Ended

Jun. 30, 2012

6. Property, Plant and Equipment

Property, plant and equipment consists of the following:


	June 30, 2012			December 31, 2011			Estimated Useful Life (in years)
Transportation property and equipment	$	10,140		$	10,140			3
Machinery and equipment		18,662			18,978			3 – 10
Office equipment		19,349			19,845			5 – 10
Autos and trucks		1,731			1,951			5 – 10

		49,882			50,914
Less: Accumulated depreciation		(36,685	)		(36,514	)

		13,197			14,400
Construction in progress		385			546

Total	$	13,582		$	14,946

Depreciation expense on property, plant and equipment was $2.4 million and $4.7 million for the three months and six months ended June 30, 2012, respectively, and $3.0 million and $9.3 million for the three and six months ended June 30, 2011, respectively.

- 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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