Quarterly report pursuant to Section 13 or 15(d)

Note 6 - Stock Based Compensation (Details Textual)

v3.21.2
Note 6 - Stock Based Compensation (Details Textual) - USD ($)
3 Months Ended 9 Months Ended 12 Months Ended
Jul. 15, 2020
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Dec. 31, 2020
Dec. 31, 2019
Share-based Payment Arrangement, Expense   $ 816,000 $ 3,872,000 $ 1,820,000 $ 3,884,000    
Share Price (in dollars per share)           $ 20.00  
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Exercise Price (in dollars per share)           $ 24.00  
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate           52.50%  
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term (Year)           4 years 6 months  
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate           1.56%  
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate           6.00%  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross (in shares) 791,790     0   791,790  
Restricted Stock Units (RSUs) [Member]              
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)       39,849   84,327 3,000
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding, Number, Ending Balance (in shares)   127,176   127,176   87,327  
Share-based Payment Arrangement, Expense   $ 816,482 7,655 $ 1,820,060 20,427    
Restricted Stock Units (RSUs) [Member] | Officer [Member]              
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)       39,849      
Share-based Payment Arrangement, Option [Member]              
Allocated Share-based Compensation Expense for Internalization   $ 0 $ 3,863,935 $ 0 $ 3,863,935