Schedule Of Segment Reporting By Geographical Areas (Details) (USD $)	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Dec. 31, 2013
Revenues:
Total revenues	$ 12,001,499	$ 15,284,817
Long-lived assets:
Total long-lived assets	10,624,354		11,042,260
Americas
Revenues:
Total revenues	4,364,592	6,435,926
Long-lived assets:
Total long-lived assets	9,157,985		9,712,675
Asia Pacific
Revenues:
Total revenues	3,924,304	4,396,003
Long-lived assets:
Total long-lived assets	1,063,034		717,527
Europe, Middle East, Africa and Other
Revenues:
Total revenues	3,712,603	4,452,888
Long-lived assets:
Total long-lived assets	$ 403,335		$ 612,058