XML 26 R42.htm IDEA: XBRL DOCUMENT v2.4.1.9
PROPERTY, PLANT, AND EQUIPMENT (Details) (USD $)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Property, plant, and equipment      
Property, plant and equipment, gross $ 32,089,164us-gaap_PropertyPlantAndEquipmentGross $ 31,081,234us-gaap_PropertyPlantAndEquipmentGross  
Accumulated depreciation (21,236,311)us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment (20,171,062)us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment  
Property, plant and equipment, net 10,852,853us-gaap_PropertyPlantAndEquipmentNet 10,910,172us-gaap_PropertyPlantAndEquipmentNet  
Depreciation expense 1,065,248us-gaap_Depreciation 1,272,770us-gaap_Depreciation 1,264,326us-gaap_Depreciation
Land      
Property, plant, and equipment      
Property, plant and equipment, gross 261,893us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_LandMember
261,893us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_LandMember
 
Buildings and building improvements      
Property, plant, and equipment      
Property, plant and equipment, gross 11,414,961us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_BuildingAndBuildingImprovementsMember
11,389,181us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_BuildingAndBuildingImprovementsMember
 
Production equipment      
Property, plant, and equipment      
Property, plant and equipment, gross 15,609,824us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_EquipmentMember
15,602,709us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_EquipmentMember
 
Office furniture and equipment      
Property, plant, and equipment      
Property, plant and equipment, gross 3,147,786us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_FurnitureAndFixturesMember
3,114,451us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_FurnitureAndFixturesMember
 
Construction in Progress      
Property, plant, and equipment      
Property, plant and equipment, gross 1,552,379us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_ConstructionInProgressMember
610,679us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_ConstructionInProgressMember
 
Automobiles      
Property, plant, and equipment      
Property, plant and equipment, gross $ 102,321us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_AutomobilesMember
$ 102,321us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_AutomobilesMember