CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (Unaudited) (USD $)	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Statement of Other Comprehensive Income [Abstract]
Net Loss	$ (4,380,445)	$ (2,449,408)
Other comprehensive income (loss):
Foreign currency translation	34,527	(129,599)
Net unrealized gains on marketable securities	4,007	44,844
Net minimum pension liability	(4,558)	5,451
Total other comprehensive income (loss)	33,976	(79,304)
Total comprehensive loss	$ (4,346,469)	$ (2,528,712)