Segment Reporting and Concentrations (Details) - USD ($)	3 Months Ended								12 Months Ended
	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Revenues:
Total Revenues	$ 9,395,300	$ 9,683,226	$ 9,552,589	$ 19,939,876	$ 11,793,909	$ 11,175,440	$ 11,302,667	$ 12,001,499	$ 48,570,991	$ 46,273,515	$ 58,636,504
Long-lived assets:
Total long-lived assets	8,338,661				9,383,548				8,338,661	9,383,548
Americas
Revenues:
Total Revenues									23,308,240	16,935,743	22,538,045
Long-lived assets:
Total long-lived assets	7,519,787				8,327,602				7,519,787	8,327,602
Asia Pacific
Revenues:
Total Revenues									12,934,261	14,154,568	17,128,902
Long-lived assets:
Total long-lived assets	650,633				822,277				650,633	822,277
Europe, Middle East, Africa and Other
Revenues:
Total Revenues									12,328,490	15,183,204	$ 18,969,557
Long-lived assets:
Total long-lived assets	$ 168,241				$ 233,669				$ 168,241	$ 233,669