Summary Of Related Party Transactions With Allen Kronstadt (Detail) - USD ($)		6 Months Ended
		Jun. 30, 2015	Dec. 31, 2014
Related Party Transaction [Line Items]
Long-Term Debt, Gross		$ 36,959,053	$ 32,258,031
Debt Conversion, Converted Instrument, Shares Issued		19,982,022
8% convertible notes (2012)
Related Party Transaction [Line Items]
Long-Term Debt, Gross		$ 5,209,260
Debt Conversion, Converted Instrument, Shares Issued		13,023,151
8% convertible notes (2014)
Related Party Transaction [Line Items]
Long-Term Debt, Gross		$ 666,666
Debt Conversion, Converted Instrument, Shares Issued		2,500,000
12% Convertible Promissory Notes
Related Party Transaction [Line Items]
Long-Term Debt, Gross	[1]	$ 333,333
Debt Conversion, Converted Instrument, Shares Issued	[1]	3,030,300
12% Secured Notes
Related Party Transaction [Line Items]
Long-Term Debt, Gross	[2]	$ 2,427,888
Debt Conversion, Converted Instrument, Shares Issued	[2]	0
Allen Kronstadt [Member]
Related Party Transaction [Line Items]
Long-Term Debt, Gross		$ 8,637,185
Debt Conversion, Converted Instrument, Shares Issued		18,553,543
Allen Kronstadt [Member] | 8% convertible notes (2012)
Related Party Transaction [Line Items]
Long-Term Debt, Gross		$ 5,209,297
Allen Kronstadt [Member] | 8% convertible notes (2014)
Related Party Transaction [Line Items]
Long-Term Debt, Gross		666,667
Allen Kronstadt [Member] | 12% Convertible Promissory Notes
Related Party Transaction [Line Items]
Long-Term Debt, Gross		333,333
Allen Kronstadt [Member] | 12% Secured Notes
Related Party Transaction [Line Items]
Long-Term Debt, Gross		$ 2,427,888

[1] assumes a 10-day volume weighted average price was $0.11.

[2] not convertible into shares of common stock.