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Segment Information (Tables)
12 Months Ended
Dec. 31, 2014
Segment Reporting [Abstract]  
Schedule of Financial Information by Geographic Area
The following tables contain certain financial information by geographic area:
 
 
 
Year Ended December 31,
 
 
 
2013
 
2014
 
Revenue: (Customer geographic location)
 
 
 
 
 
 
 
United States
 
$
15,219,155
 
$
15,335,888
 
Europe
 
 
3,556,354
 
 
1,322,669
 
Other International
 
 
1,028,850
 
 
61,770
 
 
 
$
19,801,359
 
$
16,720,327
 
 
 
 
December 31,
 
December 31,
 
 
 
2013
 
2014
 
Long-lived assets:
 
 
 
 
 
 
 
United States
 
$
2,681,666
 
$
2,037,554
 
 
 
$
2,681,666
 
$
2,037,554