Subsequent Events (Details Textual) (USD $)	1 Months Ended	3 Months Ended		9 Months Ended				1 Months Ended
	Oct. 31, 2012	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011	Aug. 06, 2012	Dec. 31, 2011	Nov. 08, 2012 Prev ABR LLC [Member]	Oct. 31, 2012 Private Placement [Member]
Common Stock Agreed to be Issued During Period						3,552,210			6,750,000
Common Stock, Par or Stated Value Per Share		$ 0.001		$ 0.001		$ 0.001	$ 0.001
Research and Development Expense	$ 7,600,000	$ 763,000	$ 289,000	$ 1,696,000	$ 801,000
Quoted Closing Price Per Share	$ 2.15
Common Stock Agreed to be Issued Price Per Share									$ 1.60
Gross Proceeds From Private Placement									10,800,000
Net Proceeds From Private Placement									10,100,000
Percentage of Purchasers Liquidated Damages on Aggregate Purchase Price									1.50%
Percentage of Liquidated Damages Payable on Aggregate Purchase Price Paid by Purchaser for Registrable Securities	10.00%
Percentage of Placement Agent Cash Commissions on Gross Proceeds Received in Offering	6.00%
Maximum Common Shares to Purchase Under Placement Agent Warrant (in shares)	635,855
Exercise Price Per Share of Common Shares to Purchase Under Placement Agent Warrant	$ 1.60
Warrant Fair Value	1,400,000
Asset Purchase Agreement Initial Cash Payment								100,000
Asset Purchase Agreement Additional Cash Payment								$ 135,000
Asset Purchase Agreement Additional Payment Shares								625,000
Additional Consideration Payable Percentage								50% in cash and 50% in our stock