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Operating Leases - Components of lease expense (Details) - USD ($)
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Components of lease expense      
Operating lease cost $ 927,957 $ 927,957 $ 927,957
Variable lease cost 612,391 490,871 593,973
Total operating lease cost 1,540,348 1,418,828 1,521,930
Cash paid for amounts included in the measurement of lease liabilities:      
Operating cash outflows from operating leases $ 1,104,406 $ 1,077,469 $ 1,051,190