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Acquired Lease Intangible Liability, Net - Summary of Future Amortization for Intangible Liabilities (Details) - USD ($)
Sep. 30, 2021
Dec. 31, 2020
Below Market Lease [Abstract]    
2021 (three months) $ 31,300  
2022 86,700  
2023 86,700  
2024 86,700  
2025 86,700  
Thereafter 230,600  
Total below market lease, net $ 608,697 $ 415,648