CONSOLIDATED STATEMENT OF CHANGES IN SHAREHOLDERS' EQUITY - USD ($)	Total	Preferred Stock [Member]	Common Stock [Member]	Contributed Capital [Member]	Accumulated Deficit [Member]
Beginning balance at Dec. 31, 2012	$ (6,131,217)	$ 0	$ 344	$ 7,645,017	$ (13,776,578)
Beginning balance, shares at Dec. 31, 2012		0	34,286,979
Common stock issued upon exercise of Convertible Notes	0	$ 0	$ 24	(24)	0
Common stock issued upon exercise of Convertible Notes, shares		0	2,406,720
Preferred stock issued in January 2013 private placement	0	$ 0	$ 4	(4)	0
Preferred stock issued in January 2013 private placement (in shares)		2,500	416,666
Conversion of preferred stock to common stock	0	$ 0	$ 42	(42)	0
Conversion of preferred stock to common stock, shares		(2,500)	4,166,666
Warrant exchange program	23,340,847	$ 0	$ 58	23,340,789	0
Warrant exchange program, shares		0	5,804,368
Common stock issued in payment of accrued dividends	0	$ 0	$ 1	(1)	0
Common stock issued in payment of accrued dividends, shares		0	161,153
Exercise of warrants	14,097,594	$ 0	$ 68	14,097,526	0
Exercise of warrants, shares		0	6,820,218
Exercise of options	$ 5,200	$ 0	$ 0	5,200	0
Exercise of options, shares	20,000	0	20,000
Stock based compensation	$ 2,361,962	$ 0	$ 28	2,361,934	0
Stock based compensation (in shares)		0	2,820,000
Stock issued in connection with acquisition of NASCO Products, LLC	0
Other capital contribution	1,660	$ 0	$ 0	1,660	0
Net loss attributed to common shareholders	(26,153,158)	0	0	0	(26,153,158)
Ending balance at Dec. 31, 2013	7,522,888	$ 0	$ 569	47,452,055	(39,929,736)
Ending balance, shares at Dec. 31, 2013		0	56,902,770
Warrants issued as compensation for services	1,260,000	$ 0	$ 0	1,260,000	0
Exercise of warrants	486,951	$ 0	$ 12	486,939	0
Exercise of warrants, shares		0	1,167,737
Exercise of options	$ 48,300	$ 0	$ 1	48,299	0
Exercise of options, shares	70,000	0	70,000
Common stock issued in September 2014 private placement, net	$ 9,324,088	$ 0	$ 39	9,324,049	0
Common stock issued in September 2014 private placement, net (in shares)		0	3,871,767
Stock based compensation	2,433,253	$ 0	$ 13	2,433,240	0
Stock based compensation (in shares)		0	1,282,768
Stock issued in connection with acquisition of NASCO Products, LLC	1,952,000	$ 0	$ 6	1,951,994	0
Stock issued in connection with acquisition of NASCO Products, LLC, shares		0	640,000
Stock issued in connection with equity investment	394,500	$ 0	$ 1	394,499	0
Stock issued in connection with equity investment (in shares)		0	150,000
Other capital contribution	25,200	$ 0	$ 0	25,200	0
Warrant amendments	7,367,915	0	0	7,367,915	0
Net loss attributed to common shareholders	(15,595,358)	0	0	0	(15,595,358)
Ending balance at Dec. 31, 2014	15,219,737	$ 0	$ 641	70,744,190	(55,525,094)
Ending balance, shares at Dec. 31, 2014		0	64,085,042
Exercise of warrants	50,688	$ 0	$ 0	50,688
Exercise of warrants, shares		0	40,000
Common stock issued in June 2015 registered direct offering, net	5,576,083	$ 0	$ 60	5,576,023	0
Common stock issued in June 2015 registered direct offering, net (in shares)		0	6,000,000
Stock based compensation	1,623,423	$ 0	$ 6	1,623,417	0
Stock based compensation (in shares)		0	553,896
Stock issued in connection with acquisition of NASCO Products, LLC	0
Stock issued in connection with equity investment	325,000	$ 0	$ 4	324,996	0
Stock issued in connection with equity investment (in shares)		0	377,906
Stock cancellation	(34,500)	$ 0	$ (1)	(34,499)	0
Stock cancellation (in shares)		0	(50,000)
Net loss attributed to common shareholders	(11,031,931)	$ 0	$ 0	0	(11,031,931)
Ending balance at Dec. 31, 2015	$ 11,728,500	$ 0	$ 710	$ 78,284,815	$ (66,557,025)
Ending balance, shares at Dec. 31, 2015		0	71,006,844