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Operating Lease (Details) - USD ($)
3 Months Ended 12 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Dec. 31, 2020
Dec. 31, 2019
Lease Cost        
Operating lease cost $ 29,499 $ 15,597 $ 104,094
Variable lease cost 10,350 5,472 36,523
Total lease cost $ 39,849 $ 21,069 $ 140,617
Operating Lease        
Weighted average remaining lease term (in years) 8 years 9 months 18 days 8 years 9 months 18 days 9 years 1 month 6 days
Weighted average discount rate 4.77% 4.77% 4.77%