Consolidated Balance Sheets - USD ($)	Dec. 31, 2015	Dec. 31, 2014
Current Assets:
Cash and cash equivalents	$ 326,217	$ 3,316,576
Restricted cash - short term	0	24,000,000
Trade receivables, net	1,992,885	2,782,105
Inventories	4,272,380	2,427,212
Prepaid expenses and other current assets	1,394,780	2,660,384
Total current assets	7,986,262	35,186,277
Property, Plant and Equipment:	37,575,736	37,598,452
Less accumulated depreciation and amortization	(28,484,708)	(22,941,264)
Net property, plant and equipment	9,091,028	14,657,188
Other Assets:
Restricted cash - long term	0	4,001,880
Patents, net of amortization of $169,626 and $122,731, respectively	1,567,567	1,305,895
Investment in joint venture	0	320,000
Other non-current assets	105,313	449,142
Total other assets	1,672,880	6,076,917
Total Assets	18,750,170	55,920,382
Current Liabilities:
Accounts payable	3,625,322	1,569,746
Accrued expenses	1,713,935	2,934,246
Current portion of long-term debt	348,722	302,210
Current portion of convertible note payable, net of discount of $22,484 and $7,607,492, respectively	30,036	364,093
September 2015 fixed rate convertible notes, net of discount of $1,237,500 and $0, respectively	811,773	0
Promissory note	500,493	0
Current portion of litigation settlement	541,255	493,732
Short term embedded derivative liabilities	613,834	4,427,011
Make-whole dividend liability	849,560	849,560
Total current liabilities	10,125,777	11,165,376
Accrued Litigation Settlement, net of current portion	339,505	880,760
Long-Term Debt	5,442,194	5,764,965
Long-Term Convertible Note, net of discount $0 and $22,930,946, respectively	0	1,097,469
Warrant Liability	0	15,866,667
Long Term Embedded Derivative Liabilities	0	13,344,155
Accrued Warranty Liability	$ 264,000	$ 136,000
Commitments and Contingencies
Stockholders’ Equity:
Common stock, $0.0001 par value, 450,000,000 shares authorized; 155,196,865 and 18,211,104 shares issued and outstanding, respectively	$ 15,520	$ 1,821
Additional paid in capital	347,644,947	306,947,144
Accumulated deficit	(345,081,794)	(299,283,996)
Total stockholders’ equity	2,578,694	7,664,990
Total Liabilities and Stockholders’ Equity	18,750,170	55,920,382
Series D Preferred Stock [Member]
Current Liabilities:
Series D preferred stock, net of discount of $0 and $1,194,222, respectively	0	224,778
Series E Preferred Stock [Member]
Current Liabilities:
Series D preferred stock, net of discount of $0 and $1,194,222, respectively	1,090,847	0
Series A Preferred Stock [Member]
Stockholders’ Equity:
Series A preferred stock, $.0001 par value; 750,000 shares authorized and issued; 212,390 and 212,390 shares outstanding as of December 31, 2015 and December 31, 2014, respectively ($2,548,680 Liquidation Preference)	$ 21	$ 21