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Long-Term Debt / Note Payable (Details Textual) (USD $) | 9 Months Ended | 12 Months Ended |  |  | 12 Months Ended |  | 12 Months Ended |  |  |  | 12 Months Ended |  | 1 Months Ended | 12 Months Ended |  |  |  | 1 Months Ended | 12 Months Ended |  | 1 Months Ended | 12 Months Ended |  |  | 1 Months Ended |  | 1 Months Ended |  |  |  | 12 Months Ended
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Sep. 30, 2011 | Dec. 31, 2012 | Dec. 31, 2011 | Mar. 09, 2013 | Aug. 14, 2012 | Dec. 31, 2012 Company Series D preferred stock [Member] | Dec. 31, 2010 Company Series D preferred stock [Member] | Dec. 31, 2010 Company Series D preferred stock [Member] Axogen Corporation [Member] | Dec. 31, 2011 Amended Loan and Security Agreement [Member] | Dec. 31, 2011 Loan and Security Agreement [Member] | Dec. 31, 2012 Loan and Security Agreement [Member] | Sep. 30, 2012 Loan and Security Agreement [Member] | Sep. 30, 2011 Loan and Security Agreement [Member] | Dec. 31, 2011 MidCap Loan [Member] | Dec. 31, 2012 MidCap Loan [Member] | Aug. 31, 2011 2008 Loan and Security [Member] | Dec. 31, 2012 2008 Loan and Security [Member] | Dec. 31, 2011 2008 Loan and Security [Member] | Dec. 31, 2010 2008 Loan and Security [Member] | Apr. 21, 2008 2008 Loan and Security [Member] | Dec. 31, 2012 2008 Loan and Security [Member] Company Series C Preferred Stock [Member] | Dec. 31, 2012 2008 Loan and Security [Member] Company Series D preferred stock [Member] | May 31, 2011 2008 Loan and Security [Member] Minimum [Member] | Sep. 30, 2011 2010 Convertible Debt [Member] Ratio | Dec. 31, 2011 2010 Convertible Debt [Member] | Dec. 31, 2012 2010 Convertible Debt [Member] | Sep. 30, 2011 2010 Convertible Debt [Member] Axogen Corporation [Member] | May 31, 2011 2011 Convertible Debt [Member] | Dec. 31, 2011 2011 Convertible Debt [Member] Ratio | Sep. 30, 2011 2011 Convertible Debt [Member] | May 03, 2011 2011 Convertible Debt [Member] | Sep. 30, 2011 2011 Convertible Debt [Member] AC Parent Company [Member] | Sep. 30, 2011 2011 Convertible Debt [Member] LecTec Parent Company [Member] | Aug. 31, 2011 2011 Convertible Debt [Member] LecTec [Member] | May 31, 2011 2011 Convertible Debt [Member] LecTec [Member] | May 03, 2011 2011 Convertible Debt [Member] LecTec [Member] | Aug. 31, 2011 2011 Convertible Debt [Member] Axogen Corporation [Member] | May 03, 2011 2011 Convertible Debt [Member] Axogen Corporation [Member] | Dec. 31, 2012 Revenue Interest Purchase Agreement [Member] | Dec. 31, 2011 Revenue Interest Purchase Agreement [Member] | Dec. 31, 2012 Revenue Interest Purchase Agreement [Member] Minimum [Member] | Dec. 31, 2012 Revenue Interest Purchase Agreement [Member] Maximum [Member]
Long-Term Debt / Note Payable (Textual) [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Principal and interest payable |  | 30 months |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total debt |  | $ 21,580,252 | $ 5,000,000 |  |  |  |  |  |  | $ 5,000,000 |  | $ 5,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 21,580,252 | $ 20,800,000 |  |
Long term debt paid |  |  |  | 19,050,000 | 1,750,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest payable |  |  |  |  |  |  |  |  |  |  |  | 9.90% | 9.90% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 8.00% |  |  |  |  |  |  |  |  |  |  |
Varying amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,300,000 | 2,500,000
Credit facility under MidCap loan |  |  |  |  |  |  |  |  |  |  |  |  | 5,000,000 |  |  |  |  |  |  | 7,500,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
2008 loan and security agreement interest |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 18.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Lenders warrant purchase |  |  |  |  |  |  |  | 8,347,236 |  |  |  |  |  |  | 89,686 |  |  |  |  |  | 280,803 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Exercise price |  |  |  |  |  |  | 0.1198 |  |  |  |  |  |  |  | 2.23 |  |  |  |  |  | 0.7345 | 0.1198 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fair value of warrant |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 173,736 |  |  |  | 2,160,879 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Amortization of deferred financing costs |  | 986,844 | 1,223,126 |  |  |  |  |  | 12,207 | 12,963 |  |  |  | 22,714 |  |  |  |  |  |  |  |  |  |  | 87,221 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Amortization of deferred financing costs related to warrants |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 990,792 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Deferred financing costs of loan and security agreement |  |  |  |  |  |  |  |  |  | 317,990 | 155,556 |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 122,900 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Amortization of debt discount |  | 161,529 | 23,643 |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 11,436 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Additional warrants for company series D preferred |  |  |  |  |  |  | 28,561,272 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Expiry year of loan and security agreement |  |  |  |  |  | 2020 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt converted into shares |  |  |  |  |  |  |  | 22,462,387 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,581,963 |  |  |  |  | 423,709 |  |  |  |  |  |  |  |  |  |
Annual interest rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.18 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loan processing fee |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 109,436 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from equity and/or convertible subordinated debt financings |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,500,000 |  |  |  |  |  |  | 2,500,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
2009 convertible debt principal amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,359,091 |  |  |  |  |  |  |  | 1,000,000 |  |  |  |  |  |  |  |  |  |
2009 convertible debt principal |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,338,455 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accrued and unpaid interest |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 263,371 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Conversion price of notes converted into shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0.088 | $ 0.0572 |  |  |  |  | $ 0.088 |  |  |  |  |  |  |  |  |  |  |  |
Conversion price of notes converted into shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 65.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Convertible notes payable issued, principal |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,000,000 |  | 500,000 |  |  |  |
Exchange ratio of conversion |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.03727336 |  |  |  |  | 0.03727336 |  |  |  |  |  |  |  |  |  |  |  |  |
Notes issued by company |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3,000,000 |  |  |  |  |  | 2,000,000 | 500,000 |  | 500,000 |  |  |  |  |
Notes issued to Lec Tec retired |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4,500,000 |  |  |  |  |  |  |  |  |
2014 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,250,805 |  |  |
2015 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 6,781,440 |  |  |
2015 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 9,232,642 |  |  |
2017 and 2018 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 9,000,000 |  |  |
2019 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 9,063,000 |  |  |
2020 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 6,939,000 |  |  |
Long-Term Debt / Note Payable (Additional Textual) [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Royalty contractual term |  | 8 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Credit facility under the MidCap loan term | 42 months |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Period for payment of interest only |  |  | 12 months |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Expiry date of 2008 loan and security agreement |  | May 01, 2018 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Straight line amortization of principal | 30 months |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Initial interest payment term | 360 days |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Minimum percentage of loan principal amount required to maintain cash balance |  | 80.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Warrant Period |  | 10 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest Payable as per Agreement |  | 9.95% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Royalty rate on product revenue |  | 9.95% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Royalty rate |  | 9.95% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Put option |  | 20.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Estimated effective put rate |  | 20.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Internal rate of return to PDL |  | 32.50% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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- Definition The cash inflow from the issuance of a long-term debt instrument which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 18 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3255-108585 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 19 -Subparagraph b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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