Commitments and Contingencies (Details Textual) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Commitments and Contingencies (Textual) [Abstract]
Operating Leases			$ 19,000
Creighton Royalty Agreement [Member]
Commitments and Contingencies (Textual) [Abstract]
Operating Leases	73,000	52,000	133,000	105,000
Percentage of royalty of specific product revenue			4.00%
Period of Royalty			10 years
Royalty Incurred	400	0	400	0
Period of supply agreement			12 months
Purchase obligation beyond next twelve months			$ 0