Annual report pursuant to Section 13 and 15(d)

Property and Equipment (Narrative) (Details)

v2.4.1.9
Property and Equipment (Narrative) (Details) (USD $)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Property, Plant and Equipment [Line Items]      
Property and equipment $ 4,124,028us-gaap_PropertyPlantAndEquipmentGross $ 3,609,059us-gaap_PropertyPlantAndEquipmentGross  
Accumulated amortization 1,614,320us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment 1,483,676us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment  
Depreciation and amortization 488,000us-gaap_DepreciationAndAmortization 400,000us-gaap_DepreciationAndAmortization 199,000us-gaap_DepreciationAndAmortization
Assets Held under Capital Leases [Member]      
Property, Plant and Equipment [Line Items]      
Property and equipment 9,000us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_AssetsHeldUnderCapitalLeasesMember
9,000us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_AssetsHeldUnderCapitalLeasesMember
 
Accumulated amortization $ 5,000us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_AssetsHeldUnderCapitalLeasesMember
$ 3,000us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_AssetsHeldUnderCapitalLeasesMember