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Acquisitions (Details) (USD $) | 12 Months Ended |  | 12 Months Ended |  | 3 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | --- | --- | ---
Dec. 31, 2011 | Dec. 31, 2010 | Dec. 31, 2009 | Dec. 31, 2011 Amorcyte Acquisition [Member] | Jul. 13, 2011 Amorcyte Acquisition [Member] | Mar. 31, 2012 PCT Acquisition [Member] | Dec. 31, 2011 PCT Acquisition [Member] | Dec. 31, 2011 $7.00 Warrants [Member] PCT Acquisition [Member] | Dec. 31, 2011 $3.00 Warrants [Member] PCT Acquisition [Member] | Dec. 31, 2011 $5.00 Warrants [Member] PCT Acquisition [Member]
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Contribution To Intellectual Property Amount |  |  |  |  |  | $ 927,000 |  |  |  |
Research and Development Expense | 7,720,748 | 6,008,285 |  |  |  |  | 1,150,000 |  |  |
Net Revenue Since Acquisition |  |  |  |  |  |  | 9,685,400 |  |  |
Profit Loss Since Acquisition |  |  |  | 854,100 |  |  | 3,700,000 |  |  |
Business Acquisition, Name of Acquired Entity |  |  |  | Amo Acquisition Company I, Inc. |  |  | NBS Acquisition Company LLC |  |  |
Business Acquisition, Date of Acquisition Agreement |  |  |  | October 17, 2011 |  |  | January 19, 2011 |  |  |
StockConvertedToCommonStockRight |  |  |  | 5,843,483 |  |  | 10,600,000 |  |  |
StockConvertedToContingentCommonStockRight |  |  |  | 4,092,768 |  |  |  |  |  |
Class of Warrant or Right, Number of Securities Called by Warrants or Rights |  |  |  | 1,881,008 |  |  | 3,000,000 |  |  |
Common Stock Warrants, Shares | 37,389,825 | 21,843,507 | 19,838,802 |  |  |  |  | 1,000,000 | 1,000,000 | 1,000,000
Class of Warrant or Right, Exercise Price of Warrants or Rights |  |  |  | 1.466 |  |  |  | 7 | 3 | 5
Earn Out Payments, Percent of Net Sales |  |  |  | 10.00% |  |  |  |  |  |
Earn Out Payments Percentage Sublicensing Fees |  |  |  | 30.00% |  |  |  |  |  |
Earn Out Payment Reduced Percentage |  |  |  | 50.00% |  |  |  |  |  |
Contingent Shares Issued Upon Phase Completion, Shares |  |  |  | 1,364,256 |  |  |  |  |  |
Fair Value of Assets Acquired |  |  |  | 4,400,000 |  |  | 10,200,000 |  |  |
Business Acquisition, Cost of Acquired Entity, Cash Paid |  |  |  |  | 8,500,000 |  |  |  |  |
Business Acquisition, Purchase Price Allocation, Goodwill Amount |  |  |  |  | 4,100,000 |  |  |  |  |
Equity Issued In Business Combination Fair Value Disclosure |  |  |  | 3,700,000 |  |  | 17,200,000 |  |  |
Stock Converted To Common Stock Right Value |  |  |  | 940,000 |  |  | 15,900,000 |  |  |
Shares of preferred stock and warrants for common stock issued. | 3,000,000 |  |  |  |  |  |  |  |  |
Stock Converted To Contingent Common Stock Right, Value |  |  |  | 673,600 |  |  |  |  |  |
Fair Value of Earn Out Payments |  |  |  | 3,100,000 |  |  |  |  |  |
Earnings Per Share Basic And Diluted Since Acquisition |  |  |  | $ 0.01 |  |  | $ 0.04 |  |  |
Goodwill, Gross |  |  |  |  |  |  | 7,000,000 |  |  |
Stock and Warrants Issued During Period, Value, Preferred Stock and Warrants | 1,300,000 |  |  |  |  |  |  |  |  |
Business Acquisition, Contingent Consideration, at Fair Value | $ 70,000 |  |  |  |  |  |  |  |  |

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