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Summary of Significant Accounting Policies (Details) - USD ($)
12 Months Ended
Dec. 31, 2021
Mar. 31, 2022
Mar. 31, 2021
Dec. 31, 2020
Accounting Policies [Abstract]        
Cash and cash equivalents $ 35,783,956 $ 9,858,153 $ 18,464,161  
Restricted cash 7,411,811 8,058,767 7,096,549  
Cash held in escrow by lender (1) 7,902,880 7,651,900 2,039,349  
Total cash, cash equivalents and restricted cash shown in the consolidated statements of cash flows $ 51,098,647 $ 25,568,820 $ 27,600,059 $ 32,920,323
Open Tax Year Start 2018      
Open tax year end 2020