Capital Stock (Details Textual) (USD $)		12 Months Ended			1 Months Ended		1 Months Ended		12 Months Ended			0 Months Ended	12 Months Ended
	Jun. 20, 2001	Dec. 31, 2012 Series A Preferred Stock [Member]	Dec. 31, 2012 Series A Preferred Stock [Member] Poison Pill [Member]	Dec. 10, 1999 Series A Preferred Stock [Member] Poison Pill [Member]	Feb. 28, 2002 Series B Preferred Stock [Member]	Dec. 31, 2012 Series D Preferred Stock [Member]	Jun. 19, 2001 Series A Convertible Preferred Stocks [Member]	Feb. 28, 2002 Series B Convertible Preferred Stock [Member]	Dec. 31, 2012 Series C Convertible Preferred Stock [Member]	Dec. 31, 2011 Series C Convertible Preferred Stock [Member]	Jan. 05, 2011 Series C Convertible Preferred Stock [Member]	Jan. 05, 2010 Series D Convertible Preferred Stock [Member]	Dec. 31, 2012 Series D Convertible Preferred Stock [Member]	Dec. 31, 2011 Series D Convertible Preferred Stock [Member]
Convertible preferred stock, shares authorized	47,511	200,000				25,000,000		100,000	27,000	27,000	27,000	25,000	25,000	25,000
Convertible preferred stock, par value (in dollars per share)	$ 0.01		$ 0.01	$ 0.01	$ 0.01	$ 0.01		$ 0.01	$ 0.01	$ 0.01	$ 0.01	$ 0.01	$ 0.01	$ 0.01
Preferred Stock, Participation Rights		The right to receive mandatory cash dividends equal to the greater of $0.001 per share or 100 times the amount of all dividends
Preferred Stock, Voting Rights		One hundred votes per share of Series A Preferred on each matter submitted to a vote of our shareholders							Series C preferred stock was issued and other related transaction documents from beneficial control of more than 9.99% of our voting securities.
Convertible Preferred Stock Shares Approved By Board Of Director							500,000
Preferred Stock, Dividend Rate, Percentage					12.00%				8.00%				8.00%
Preferred Stock, Redemption Price Per Share					$ 15
Preferred Stock, Dividend Rate, Per-Dollar-Amount					$ 1.20
Preferred Stock, Liquidation Preference Per Share					$ 12
Preferred Stock, Conversion Basis					Series B Preferred is automatically convertible into the then existing general class of common stock on the first anniversary of issuance at a price equal to $16.20 divided by the greater of $20.00 or the lowest publicly-sold share price during the 90 day period preceding the conversion date, but in no event more than 19.9% of our outstanding capital stock as of the date immediately prior to conversion.
Preferred Stock Accumulated Undeclared Unpaid Dividends									$ 4,400,000	$ 3,900,000			$ 425,000	$ 225,000
Preferred Stock, Liquidation Preference, Value									1,000				100
Convertible Preferred Stock, Terms of Conversion		The right to exchange each share of Series A Preferred for 100 times the consideration received per share of common stock							Series C preferred stock is convertible, at the option of the holder, into shares of our common stock at the lesser of (i) $50.00 or (ii) 97% of the lowest closing bid price of our common stock for the 125 trading days immediately preceding the date of conversion				Each share of Series D preferred stock is convertible, at the option of the holder, into shares of our common stock at the lesser of (i) $2.00 or (ii) 97% of the lowest closing bid price of our common stock for the 125 trading days immediately preceding the date of conversion
Convertible preferred stock, shares issued			25,000,000			25,000			4,840	5,086		25,000	3,481	13,950
Convertible preferred stock, shares outstanding									4,840	5,086			3,481	13,950
Proceeds from Issuance of Convertible Preferred Stock												$ 2,500,000
Dividends Payable, Amount Per Share								$ 16.20