Post-effective amendment to a registration statement that is not immediately effective upon filing

Nature of Operations and Business Activities (Detail Textuals)

v3.19.3.a.u2
Nature of Operations and Business Activities (Detail Textuals) - USD ($)
9 Months Ended 12 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Dec. 31, 2018
Dec. 31, 2017
Jun. 30, 2019
Mar. 31, 2019
Oct. 05, 2018
Jun. 30, 2018
Mar. 31, 2018
Dec. 31, 2016
Nature Of Operations And Business Activities [Line Items]                    
Accumulated deficit $ (37,025,334)   $ (33,225,107) $ (14,030,871)            
Stockholders' deficit (16,402,461) $ (10,155,120) (15,562,252) (3,569,506) $ (11,641,442) $ (27,864,191)   $ (8,245,279) $ (5,753,979) $ (2,914,235)
Working capital deficit (12,540,955)   (13,985,284)              
Cash and cash equivalents 1,319,360 1,058,438 1,853,373 259,955          
Proceeds from convertible multi-draw credit agreement 3,990,699   1,946,293              
Net cash used in operating activities $ (4,524,712) $ (2,928,857) (3,943,014) $ (3,331,285)            
Aggregate gross proceeds     900,000              
Emerald Financing                    
Nature Of Operations And Business Activities [Line Items]                    
Proceeds from Emerald Financing     3,250,000              
Aggregate gross proceeds     $ 400,000              
Emerald Financing | Multi-Draw Credit Agreement                    
Nature Of Operations And Business Activities [Line Items]                    
Maximum borrowing capacity             $ 20,000,000      
Principal amounts of borrowing capacity             $ 250,000