XML 47 R36.htm IDEA: XBRL DOCUMENT v3.21.2
Note 3 - Leases (Details Textual) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2021
Operating Lease, Payments   $ 545,872
Other Nonoperating Income (Expense) [Member]    
Finance Lease, Principal Payments $ 239,818  
Finance Lease Expense $ 122,838  
Operating Expense [Member]    
Operating Lease, Expense   $ 504,859