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Contingent Royalty Liability	12 Months Ended
Dec. 31, 2012
Contingent Royalty Liability [Abstract]
Contingent Royalty Liability	8. Contingent Royalty Liability Effective July 31, 2012, Robert Gipson, Thomas Gipson, Arthur Koenig and Ingalls & Snyder Value Partners LLP, all lenders to the Company under a Convertible Note Purchase Agreement originally executed in 2007, elected to convert $16,000,000 of principal outstanding under the promissory notes to a royalty on future net sales of the Company’s Altropane product. See Note 7 for full disclosure of this transaction.

Contingent Royalty Liability

12 Months Ended

Dec. 31, 2012

Contingent Royalty Liability [Abstract]

8. Contingent Royalty Liability

Effective July 31, 2012, Robert Gipson, Thomas Gipson, Arthur Koenig and Ingalls & Snyder Value Partners LLP, all lenders to the Company under a Convertible Note Purchase Agreement originally executed in 2007, elected to convert $16,000,000 of principal outstanding under the promissory notes to a royalty on future net sales of the Company’s Altropane product. See Note 7 for full disclosure of this transaction.