v3.20.1
Furniture and Equipment - Summary of Components of Furniture and Equipment (Detail) - USD ($)
Dec. 31, 2019
Dec. 31, 2018
Property, Plant and Equipment [Line Items]    
Furniture and equipment $ 493,037 $ 409,580
Accumulated depreciation (328,850) (311,131)
Furniture and equipment, net 164,187 98,449
Furniture [Member]    
Property, Plant and Equipment [Line Items]    
Furniture and equipment 154,669 156,928
Computers [Member]    
Property, Plant and Equipment [Line Items]    
Furniture and equipment 56,443 75,716
Equipment [Member]    
Property, Plant and Equipment [Line Items]    
Furniture and equipment 246,056 141,067
Leasehold Improvements [Member]    
Property, Plant and Equipment [Line Items]    
Furniture and equipment $ 35,869 $ 35,869