Summary of Significant Accounting Policies (Details Textual) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Additional Milestone Payments			$ 5,000,000
Marketing Expense			10,000,000
Royalty Revenue Percentage			7.00%
Depreciation	63,000	144,000
Impairment loss on goodwill	47,000
Money Market Accounts and Mutual Funds [Member]
Cash and Cash Equivalents, at Carrying Value	8,600,000	5,000,000
Warrant [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	1,632,501	3,259,186
Options Held [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	4,453,746	2,979,010
Mclean Hospital [Member]
License revenue, net			(375,000)
License Revenue Percentage			15.00%
Meda Agreement [Member]
License revenue, net			$ 2,500,000