Consolidated Statements of Cash Flows (USD $)	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Cash Flows From Operating Activities:
Net (Loss)	$ (21,444,557)	$ (2,683,399)	$ (5,501,238)
Adjustments To Reconcile Net Loss To Net Cash Used In Operating Activities:
Depreciation and Amortization	1,176,007	1,389,152	1,233,706
Share Based Compensation - Non-employee warrants	312,325	639,915	403,203
Share Based Compensation - Employees	4,065,703	3,381,394	1,949,684
Loss (Gain) on Disposal of Assets	29,093	19,816	36,415
Loss on Sale of Investments Available for Sale	84,590
Changes in Assets and Liabilities:
(Increase) Decrease in Accounts Receivable	284,480	(1,014,674)	1,737,034
Decrease in Inventory	432,751	151,474	73,273
(Increase) Decrease in Other Assets	(2,457,370)	(690,750)	68,131
Increase (Decrease)in Accounts Payable	1,705,030	270,750	(1,822,215)
Increase in Other Liabilities	5,028,846	637,236	395,248
Changes in Assets and Liabilities	4,993,737	(645,964)	451,471
Cash Provided By (Used) In Operating Activities	(10,783,102)	2,100,914	(1,426,759)
Cash Flows From Investing Activities:
(Purchase) of Investments Available for Sale	(2,000,000)	(12,151,721)
Sale of Investments Available for Sale	1,975,244
Purchase of Equipment	(421,043)	(772,364)	(1,595,999)
Proceeds on Sale of Assets	2,985	1,800
Purchase of Intangible Assets	(145,121)		(4,949)
Cash (Used) In Investing Activities	(587,935)	(12,922,285)	(1,600,948)
Cash Flows From Financing Activities:
Proceeds from Issuance of Common Shares and Purchase Warrants	4,841,049	90,448	20,650,610
Payments on Notes Payable and Capital Lease Obligations	(18,215)	(43,723)	(181,453)
Cash Provided By Financing Activities	4,822,834	46,725	20,469,157
Increase (Decrease) In Cash	(6,548,203)	(10,774,646)	17,441,450
Cash At Beginning Of Period	12,263,449	23,038,095	5,596,645
Cash At End Of Period	5,715,246	12,263,449	23,038,095
Supplemental Cash Flow disclosure
Interest Paid	1,843	9,701	25,179
Non-Cash Investing and Financing Activity - Acquisition of Intangible Assets	550,000
Equipment Acquired Under Capital Lease Obligations		$ 8,688	$ 25,400