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Summary of Significant Accounting Policies - Summary of Fixed Rate Debt Payable (Parenthetical) (Detail) - USD ($)
12 Months Ended
Jan. 06, 2022
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]        
Repayment of loan   $ 50,000 $ 3,099,934 $ 4,559,580
Nationwide Mortgage Loan [Member] | Tallahassee Property [Member] | Subsequent Event [Member]        
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]        
Repayment of loan $ 23,500,000