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Property, Plant, and Equipment
12 Months Ended
Dec. 31, 2014
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment Disclosure [Text Block]
2. Property, Plant, and Equipment
 
Property, plant, and equipment at December 31, 2014 and 2013, consist of the following:
 
 
 
2014
 
2013
 
 
 
 
 
 
 
 
 
Land and land improvements
 
$
883,563
 
$
883,563
 
Building
 
 
9,966,748
 
 
9,945,187
 
Machinery and equipment
 
 
4,355,040
 
 
3,785,949
 
Office equipment
 
 
1,235,192
 
 
1,236,303
 
Computer equipment and software
 
 
2,505,229
 
 
2,690,294
 
 
 
 
18,945,772
 
 
18,541,296
 
Less accumulated depreciation
 
 
12,019,802
 
 
11,805,877
 
 
 
$
6,925,970
 
$
6,735,419
 
 
For the years ended December 31, 2014 and 2013, depreciation expense was $691,603 and $750,267, respectively.