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5. EQUITY TRANSACTIONS (Details Narrative) - USD ($)
 3 Months Ended 6 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2018
Sep. 30, 2017
Dec. 31, 2017
Mar. 31, 2018
Mar. 31, 2017
Mar. 31, 2016
Proceeds from issuance of common stock and warrants     $ (85,769) $ (163,161)   $ 9,628,505 $ 2,759,355  
Adjustment of warrants           0 345,841  
RSU's vested     46,125          
Unrecognized stock option expense           $ 1,900,983    
Weighted average remaining vesting period           1 year 3 months 7 days    
Stock Based Compensation $ 336,496 $ 283,534 $ 599,658 564,445   $ 1,260,769 2,186,309  
Stock issued for services, value           33,600    
Loss on share for warrant exchanges $ 0 $ (10,425) $ 0 $ (130,214)   $ (130,215) 0  
Restricted Stock Units (RSUs) [Member]                
RSU's vested           46,125    
RSU's exchanged           168,309    
RSU's cancelled in exchange for withholding tax           44,983    
Optioins cancelled for withholding tax           $ 52,998    
Stock Based Compensation           $ 1,212,794 $ 2,076,535  
Restricted Stock [Member]                
Stock issued for services, shares         15,000      
Stock issued for services, value         $ 33,600      
Warrant [Member]                
RSU's granted           5,618,182 749,825  
Warrant exercise price $ 1.77   $ 1.77     $ 1.80 $ 3.64 $ 6.68
Amendment of November 2014 Investment Documents [Member]                
Warrants issued           30,000    
Fair value of warrants           $ 111,900    
December 2016 10% Convertible Notes [Member]                
Warrants issued           127,575    
Fair value of warrants           $ 380,174    
March 2017 Equity Financing [Member]                
Warrants issued           575,000    
Fair value of warrants           $ 1,493,390    
2010 Stock Incentive Plan                
Shares authorized           3,170,000    
Shares available for issuance           2,272,393    
Stock based compensation expense           $ 2,076,535    
2005 Director Compensation Plan [Member]                
Options exercised           5,000    
2000 Stock Option Plan                
Shares available for future issuance           9,800    
Amendment of December 2014 Warrants [Member]                
Adjustment of warrants           $ 345,841    
March 2017 Equity Financing [Member]                
Proceeds from issuance of common stock and warrants           $ 1,804,250    
Number of securities that warrants may convert to           575,000    
Reduction of price [Member] | March 2017 Equity Financing [Member]                
Fair value of warrants           $ 219,048    
Warrant exchange [Member] | March 2017 Equity Financing [Member]                
Warrants issued           (264,000)    
Fair value of warrants           $ 528,000    
October 2017 Public Offering [Member]                
Stock sold new, shares issued           5,454,546    
Warrants issued           5,454,546    
Proceeds from sale of stock           $ 5,289,735    
Warrant exercise price           $ 1.10    
H.C. Wainwright [Member]                
Proceeds from issuance of common stock and warrants           $ 2,104,968 $ 955,206  
Stock sold new, shares issued           941,504 216,078  
Three Investors [Member]                
Stock issued for exercise of warrants, shares issued           2,660    
Stock issued upon conversion of warrants           2,660    
Outside Directors and Executive Officers [Member]                
RSU's exchanged for common stock, RSU's exchanged             149,864  
RSU's exchanged for common stock, Common stock issued             149,864  
James A. Joyce [Member]                
RSU's granted           634,000    
RSU's vested           158,500    
Rodney S. Kenley [Member]                
RSU's granted           52,000    
RSU's vested           13,000    
James B. Frakes [Member]                
RSU's granted           52,000    
RSU's vested           13,000    
Executives [Member] | Restricted Stock Units (RSUs) [Member]                
RSU's exchanged           184,500    
RSU's cancelled           97,238    
RSU's cancelled, common stock issued           87,262    
Executives [Member] | Common Stock [Member]                
RSU's cancelled in exchange for withholding tax           87,262    
Shares exchanged, shares issued           184,500    
Four Investors [Member] | October 2017 Public Offering [Member]                
Warrants exercised, shares           2,160,350    
Proceeds from warrant exercises           $ 2,233,802    
Two Investors [Member] | Restricted Stock [Member]                
Shares exchanged, shares issued           11,497    
Convertible note maturity date           Jul. 01, 2019    
Convertible note conversion price           $ 3.00    
Two Investors [Member] | Warrant [Member]                
Shares exchanged, shares converted           22,993    
Two Institutional Investors [Member] | Restricted Stock [Member]                
Shares exchanged, shares issued           57,844    
Two Institutional Investors [Member] | Warrant [Member]                
Shares exchanged, shares converted           77,125    
Former Placement Agent [Member] | Restricted Stock [Member]                
Shares exchanged, shares issued           5,500    
Former Placement Agent [Member] | Warrant [Member]                
Shares exchanged, shares converted           11,000    
Outside Directors [Member] | Restricted Stock Units (RSUs) [Member]                
Shares exchanged, shares converted           168,309    
Outside Directors [Member] | Common Stock [Member]                
Shares exchanged, shares issued           168,309    
Chief Executive Officer [Member]                
RSU's cancelled in exchange for withholding tax           35,326    
Restricted stock issued for cancellation of previously recorded stock share issuance           32,674    
Outside Director [Member]                
RSU's cancelled in exchange for withholding tax           44,983    
Optioins cancelled for withholding tax           $ 52,998    
One Outside Director [Member]                
Optioins cancelled for withholding tax           $ 52,998    
One Outside Director [Member] | Restricted Stock Units (RSUs) [Member]                
RSU's cancelled in exchange for withholding tax           44,983    
Four Employees [Member]                
Options issued           34,500    
Option exercise price           $ 1.68