Segment Information (Details) (USD $)	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014	Dec. 31, 2014
Segment Reporting Information [Line Items]
Net revenue	$ 3,790,604	$ 3,894,934
United States [Member]
Segment Reporting Information [Line Items]
Net revenue	3,397,667	3,546,903
Long-lived assets	1,847,792		2,037,554
Europe [Member]
Segment Reporting Information [Line Items]
Net revenue	352,377	342,601
Other International [Member]
Segment Reporting Information [Line Items]
Net revenue	$ 40,560	$ 5,430