Property, Plant and Equipment

12 Months Ended

Dec. 31, 2016

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment

Property, Plant and Equipment

The following is a summary of property, plant and equipment (in thousands): 

	December 31,
	2016			2015			Estimated Useful Life
Vehicles	$	244		$	462		5 Years
Leasehold Improvements	269			289			13 – 15 Years
Office Furniture and Equipment	159			307			3 – 7 Years
Computers and Software	907			946			3 – 5 Years
Machinery and Equipment	2,557			2,517			3 – 20 Years
Total Property, Plant and Equipment	$	4,136		$	4,521
Less: Accumulated Depreciation	(3,151		)	(3,434		)
Total Property, Plant and Equipment, Net	$	985		$	1,087

Depreciation expense was $265,000 and $358,000 for the years ended 2016 and 2015, of which $168,000 and $212,000 were included in cost of sales for 2016 and 2015, respectively.