Equity (Details 5) (USD $)	6 Months Ended
	Jun. 30, 2013	Dec. 31, 2012
Series A-1 Preferred Stock [Member]
Issue Date	May 2008
Annual Dividend	8.00%
Annual Dividend Payable, in Cash or In Kind	Quarterly in Arrears
Liquidation Preference	$ 1.00
Conversion Price	$ 0.1400
YTD Dividend Shares in Kind	38,000
Total Preferred Shares Outstanding	991,000	953,000
Common Shares to be Issued if Fully Converted	7,079,000
Series B Preferred Stock [Member]
Issue Date	August 2010
Annual Dividend	10.00%
Annual Dividend Payable, in Cash or In Kind	Quarterly in Arrears
Liquidation Preference	1.50
Conversion Price	$ 0.0433
YTD Dividend Shares in Kind	505,000
Total Preferred Shares Outstanding	10,564,000	10,058,000
Common Shares to be Issued if Fully Converted	243,797,000
Series C Preferred Stock [Member]
Issue Date	December/March 2011
Annual Dividend	10.00%
Annual Dividend Payable, in Cash or In Kind	Quarterly in Arrears
Liquidation Preference	1.50
Conversion Price	$ 0.0225
YTD Dividend Shares in Kind	210,000
Total Preferred Shares Outstanding	4,385,000	4,175,000
Common Shares to be Issued if Fully Converted	194,889,000
Series D-1 Preferred Stock [Member]
Issue Date	November 2012/May 2013
Annual Dividend	10.00%
Annual Dividend Payable, in Cash or In Kind	Quarterly in Arrears
Liquidation Preference	1.00
Conversion Price	$ 0.0225
YTD Dividend Shares in Kind	59,000
Total Preferred Shares Outstanding	1,413,000	1,124,000
Common Shares to be Issued if Fully Converted	62,800,000
Series D-2 Preferred Stock [Member]
Issue Date	November 2012/May 2013
Annual Dividend	10.00%
Annual Dividend Payable, in Cash or In Kind	Quarterly in Arrears
Liquidation Preference	1.00
Conversion Price	$ 0.0500
YTD Dividend Shares in Kind	$ 177,000
Total Preferred Shares Outstanding	4,400,000	3,302,000
Common Shares to be Issued if Fully Converted	88,000,000