Private Financing, August 2012 (Details) (USD $)	3 Months Ended		9 Months Ended			9 Months Ended		1 Months Ended	3 Months Ended					1 Months Ended			1 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011	Dec. 31, 2011	Sep. 30, 2012 Series C Preferred Stock [Member]	Sep. 30, 2012 Series C Preferred Stock [Member] Minimum [Member]	Aug. 31, 2012 Accredited investors [Member]	Jun. 30, 2011 Accredited investors [Member]	Aug. 31, 2012 Accredited investors [Member] Common Stock [Member]	Aug. 31, 2012 Accredited investors [Member] Warrants [Member]	Aug. 31, 2012 Accredited investors [Member] Series C Preferred Stock [Member]	Aug. 31, 2012 Accredited investors [Member] Class A Units [Member]	Aug. 31, 2012 Accredited investors [Member] Class A Units [Member] Common Stock [Member]	Aug. 31, 2012 Accredited investors [Member] Class A Units [Member] Warrants [Member]	Aug. 31, 2012 Accredited investors [Member] Class B Units [Member]	Aug. 31, 2012 Accredited investors [Member] Class B Units [Member] Common Stock [Member]	Aug. 31, 2012 Accredited investors [Member] Class B Units [Member] Warrants [Member]	Aug. 31, 2012 Accredited investors [Member] Class B Units [Member] Series C Preferred Stock [Member]
Subsidiary, Sale of Stock [Line Items]
Number of shares of securities included in each Capital Unit (in shares)														1					1
Common stock, par value (in dollars per share)	$ 0.001		$ 0.001		$ 0.001					$ 0.001
Number of shares of common stock to be purchased with common stock purchase warrant (in shares)											1
Exercise price (in dollars per share)	$ 14.02		$ 14.02								$ 4.25
Preferred stock, par value (in dollars per share)												$ 0.001
Capital units, par value (in dollars per share)													$ 4			$ 4
Number of capital units issued (in units)													646,250			250,000
Number of shares issued (in shares)									675,000					646,250			250,000
Number of warrants issued (in shares)															646,250			250,000
Gross proceeds to the company								$ 3,585,000	$ 4,455,000
Price per share of additional securities below which negative clawback provision is triggered (in dollars per share)								$ 4.00
Fair Value Assumptions [Abstract]
Expected life						5 years
Expected dividend yield (in hundredths)						0.00%
Expected volatility (in hundredths)						75.00%
Risk-free interest rate (in hundredths)						0.66%
Exercise price of warrants (in dollars per share)						$ 4.25
Beneficial conversion feature recognized						342,000
Warrant liability fair value	2,161,990		2,161,990
Change in fair value of warrant liabilities	636,308	0	636,308	0
Number of common shares to be issued to Class A investors if negative clawback provision is triggered, description								That number of Common Shares as is equal to (i) the number of Common Shares that would have been issuable to such Class A Investor at closing if the Per Unit Purchase Price were equal to the greater of (A) the Public Financing Price and (B) $2.50, minus (ii) the number of Common Shares issued to the Class A Investor at the closing.
Percentage of outstanding Common Stock (in hundredths)						9.99%
Conversion price per share (in dollars per share)						$ 4.00	$ 2.50
Payments of stock issuance costs								119,000
Shares and warrants issued			$ 515,000