CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (unaudited) (USD $)	Series A Preferred Stock [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Treasury Stock [Member]	Accumulated Deficit [Member]	Total
Balance at Dec. 31, 2011	$ 0	$ 74,307	$ 73,868,604	$ (25,000)	$ (62,021,346)	$ 11,896,565
Balance (in shares) at Dec. 31, 2011	0	74,306,895
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Employee share-based compensation expense	0	0	1,432,627	0	0	1,432,627
Employee share-based compensation expense (in shares)	0	0
Other share-based compensation expense	0	0	323,042	0	0	323,042
Other share-based compensation expense (in shares)						0
Exercise of stock options	0	719	884,315	0	0	885,034
Exercise of stock options (in shares)	0	719,000
Exercise of warrants	0	7,857	5,917,682	0	0	5,925,539
Exercise of warrants (in shares)	0	7,857,266
Repurchase of warrants	0	0	(568)	0	0	(568)
Repurchase of warrants (in shares)	0	0
Cashless exercise of warrants	0	216	(216)	0	0	0
Cashless exercise of warrants (in shares)	0	216,085				216,085
Common stock issued for accrued director fees	0	167	184,486	0	0	184,653
Common stock issued for accrued director fees (in shares)	0	167,086				167,086
Common stock issued for earn-out liability	0	2,633	3,182,590	0	0	3,185,223
Common stock issued for earn-out liability (in shares)	0	2,632,576
Discount on beneficial conversion feature recognized on line of credit with related party	0	0	514,456	0	0	514,456
Common stock issued for acquisition note	0	893	892,374	0	0	893,267
Common stock issued for acquisition note (in shares)	0	893,267
Net loss for the period	0	0	0	0	(6,057,092)	(6,057,092)
Balance at Sep. 30, 2012	$ 0	$ 86,792	$ 87,199,392	$ (25,000)	$ (68,078,438)	$ 19,182,746
Balance (in shares) at Sep. 30, 2012	0	86,792,175