Consolidated Statements of Changes in Stockholders' Equity - 9 months ended Sep. 30, 2015 - USD ($)	Common Stock [Member]	Additional Paid In Capital [Member]	Accumulated Deficit [Member]	Total
Beginning Balance, Shares at Dec. 31, 2014	3,529,344
Beginning Balance, Amount at Dec. 31, 2014	$ 35,293	$ 148,724,102	$ (141,320,208)	$ 7,439,187
Cancellation of fractional shares, Shares	(1,365)
Cancellation of fractional shares, Amount	$ (13)	(5,015)	0	(5,028)
Shares issued for services, Shares	9,317
Shares issued for services, Amount	$ 93	66,870	0	66,963
Common stock sold for cash, Shares	3,325,941
Common stock sold for cash, Amount	$ 33,259	12,802,093	0	12,835,352
Exercise of warrants, Shares	1,103
Exercise of warrants, Amount	$ 11	4,399	0	4,410
Option expense	0	661,369	0	661,369
Net loss	$ 0	0	(9,641,741)	(9,641,741)
Ending Balance, Shares at Sep. 30, 2015	6,864,340
Ending Balance, Amount at Sep. 30, 2015	$ 68,643	$ 162,253,818	$ (150,961,949)	$ 11,360,512