Registration of securities issued in business combination transactions

Leases (Narrative) (Details)

v3.20.2
Leases (Narrative) (Details)
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2020
USD ($)
ft²
Jun. 30, 2019
USD ($)
Jun. 30, 2020
USD ($)
ft²
Jun. 30, 2019
USD ($)
Dec. 31, 2019
USD ($)
ft²
Lessee, Lease, Description [Line Items]          
Discount rate 11.00%   11.00%   11.00%
Weighted average lease term 1 year   1 year   1 year 6 months
Operating lease cost | $ $ 36,770 $ 47,129 $ 73,541 $ 127,407 $ 200,948
Variable lease cost | $ 6,110 6,659 11,803 22,672 28,753
Lease expense | $ $ 42,880 $ 53,788 $ 85,344 $ 150,079 $ 229,701
Prior Office Space Rental [Member]          
Lessee, Lease, Description [Line Items]          
Area | ft²         7,193
Office Space Rental [Member]          
Lessee, Lease, Description [Line Items]          
Area | ft² 5,466   5,466   5,466
Laboratory Lease [Member]          
Lessee, Lease, Description [Line Items]          
Area | ft²         2,552