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Summary of Significant Accounting Policies (Details) - Schedule of lease revenues and fees - USD ($)
9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Schedule of lease revenues and fees [Abstract]    
Lease billings and accruals $ 119,498,306 $ 93,632,889
Provision for doubtful accounts (30,622,139) (23,643,556)
Lease revenues and fees $ 88,876,167 $ 69,989,333