6. Property, Plant and Equipment

3 Months Ended

Mar. 31, 2015

Property, Plant and Equipment [Abstract]

Property, plant and equipment consisted of the following for the periods indicated (in thousands):

	March 31, 2015			December 31, 2014
Land improvements	$	103		$	103
Building and improvements		25,056			16,196
Machinery and equipment		65,384			61,529
Furniture and fixtures		1,974			1,938
Computer equipment and software		5,372			4,712
Transportation equipment		272			270
		98,161			84,748
Less accumulated depreciation and amortization		(35,519	)		(32,412	)
		62,642			52,336
Construction in progress		5,769			11,371
Land		1,101			1,101
Property, plant and equipment, net	$	69,512		$	64,808

For the three months ended March 31, 2015 and 2014, depreciation expense of property, plant and equipment was $1.9 million and $1.2 million, 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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