Property and Equipment (Details) - USD ($)	Mar. 31, 2020	Dec. 31, 2019
Property, equipment and depreciation and amortization
Property and equipment, gross	$ 3,482,116	$ 3,482,116
Less—accumulated depreciation and amortization	(2,723,613)	(2,604,293)
Property and equipment, net	758,503	877,823
Furniture and office equipment
Property, equipment and depreciation and amortization
Property and equipment, gross	775,030	775,030
Leasehold improvements
Property, equipment and depreciation and amortization
Property and equipment, gross	1,962,230	1,962,230
Laboratory equipment
Property, equipment and depreciation and amortization
Property and equipment, gross	$ 744,856	$ 744,856