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Organization and Description of Business (Details Textual) - USD ($)
1 Months Ended
Feb. 27, 2018
Dec. 31, 2017
Dec. 31, 2016
Organization and Description of Business [Line Items]      
Accumulated deficit   $ (50,011,000) $ (40,331,000)
Subsequent Event [Member]      
Organization and Description of Business [Line Items]      
Proceeds from Issuance of Common Stock $ 11,900,000