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Note 13 - Leases - Supplemental Cash Flow Information Related to Operating Leases (Details) - USD ($)
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Cash payments for operating leases $ 1,933,522 $ 1,699,913
New operating lease assets obtained in exchange for operating lease liabilities $ 622,600 $ 7,553,810