SUBSEQUENT EVENTS (Detail Textuals) - Subsequent Event - USD ($)
Jun. 12, 2018
Jun. 07, 2018
A.G.P./Alliance Global Partners (the "Placement Agent")    
Subsequent Event [Line Items]    
Gross proceeds from offering $ 36,000,000  
Net proceeds after deducting placement agent fees and estimated offering expense $ 32,900,000  
Cash fee percentage equal to gross proceeds raised in the offering 7.00%  
Maximum expenses to be reimbursed in offering $ 120,000  
Percentage of non-accountable expense allowance equal to gross proceeds raised in offering 1.00%  
Securities purchase agreement (the "Purchase Agreement") | Certain accredited investors (the "Purchasers")    
Subsequent Event [Line Items]    
Number of common stock issued   7,500,000
Number of warrants to purchase common stock   3,750,000
Warrant exercise price for per share of common stock   $ 5.28
Term of warrant exercisable   5 years
Combined per share purchase price   $ 4.80