Property, Plant and Equipment

12 Months Ended

Dec. 31, 2014

Property, Plant and Equipment [Abstract]

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



	Life	December 31, 2014			December 31, 2013
Machinery and equipment	5 years	$	189,335		$	180,851
Land	—	8,101			8,101
Buildings and improvements	*	54,483			53,915
Computer equipment and software	3 years	11,094			11,742
Office furniture and fixtures	5 years	1,528			1,928
		264,541			256,537
Accumulated depreciation		(204,088		)	(198,758		)
Total property, plant and equipment, net		$	60,453		$	57,779

__________

* Buildings are depreciated over 10 years to 30 years. Leasehold improvements are depreciated over the shorter of the useful life or respective lease terms.

Depreciation expense for the years ended December 31, 2014, 2013 and 2012 was $11.0 million, $11.1 million and $11.5 million, respectively.

The Company had received unpaid property, plant and equipment purchases, excluding asset retirement obligations, of $3.0 million and $1.0 million at December 31, 2014 and 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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