XML 53 R42.htm IDEA: XBRL DOCUMENT v3.21.1
Note Payable - Future Principal Payment Requirements (Details) - USD ($)
Mar. 31, 2021
Dec. 31, 2020
Notes Payable [Abstract]    
2021 (9 months) $ 429,700  
2022 535,816  
2023 558,714  
2024 582,591  
2025 607,488  
2026 and thereafter 16,007,151  
Total principal payments $ 18,721,460 $ 18,847,475