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Property and Equipment
9 Months Ended
Sep. 30, 2014
Property, Plant and Equipment [Abstract]  
Property and Equipment
Property and Equipment
 
The net carrying value of property and equipment was as follows:
 
September 30, 2014
 
December 31, 2013
Furniture and fixtures
$
67,341

 
$
67,341

Equipment
2,576,329

 
2,547,686

Software
8,648,216

 
8,020,982

Leasehold improvements
66,903

 
66,903

Subtotal
11,358,789

 
10,702,912

Less: accumulated depreciation and amortization
(10,326,833
)
 
(9,514,346
)
Total
$
1,031,956

 
$
1,188,566



During the three and nine months ended September 30, 2014, depreciation expense was $225,924 and $725,231, respectively. During the three and nine months ended September 30, 2013, depreciation expense was $409,685 and $1,619,719, respectively.