Property, Plant, and Equipment

12 Months Ended

Dec. 31, 2015

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment Disclosure [Text Block]

2. Property, Plant, and Equipment

Property, plant, and equipment at December 31, 2015 and 2014, consist of the following:

	2015		2014
Land and land improvements	$	905,190	$	883,563
Building		9,951,555		9,966,748
Machinery and equipment		4,344,403		4,355,040
Office equipment		1,223,921		1,235,192
Computer equipment and software		2,341,149		2,505,229
		18,766,218		18,945,772
Less accumulated depreciation		12,347,091		12,019,802
	$	6,419,127	$	6,925,970

For the years ended December 31, 2015 and 2014, depreciation expense was $732,968 and $691,603, respectively.