Property, Plant, and Equipment

3 Months Ended

Mar. 31, 2015

Property, Plant and Equipment [Abstract]

Property, Plant, and Equipment

5. PROPERTY, PLANT, AND EQUIPMENT

Property, plant, and equipment, net of depreciation, at March 31, 2015 and December 31, 2014 consist of:

	March 31, 2015			December 31, 2014
Lease improvements	$	70		$	70
Machinery and equipment		2,172			1,995
Patterns and tooling		1,574			1,617
Office furniture and equipment		424			424
Information technology equipment and software		1,335			1,282
Field service spare parts		122			122
		5,697			5,510
Less accumulated depreciation		(3,789	)		(3,656	)
Total property, plant and equipment, net of depreciation	$	1,908		$	1,854

Depreciation expense was $144 and $132 for the three months ended March 31, 2015 and 2014, respectively.

In March 2015, the Company disposed of a blade mold with a cost of $61 and a net book value of $50.

On December 12, 2013, the Board of Directors of the Company approved a plan to sell its corporate headquarters and production facility located at 29 Pitman Road, Barre, Vermont. The Company reclassified the land, building, and building improvements as well as associated accumulated depreciation from property, plant and equipment to assets held for sale in accordance with other criteria in ASC 360-10-45-8, Impairment and Disposal of Long-Lived Assets — Other Presentation Matters — Long-Lived Assets Classified as Held for Sale. In June 2014, the building was sold for $1,300 and the Company leased the facility back from the buyer for up to a five-year term.