Note 10 - Retirement Plans (Details Textual) |
12 Months Ended | |
---|---|---|
Dec. 31, 2021
USD ($)
|
Dec. 31, 2020
USD ($)
|
|
Number of Employees Covered by Life Insurance Policy | 12 | |
Other Postretirement Benefits Cost (Reversal of Cost) | $ 6,643 | $ 6,356 |
Employee Benefits and Share-based Compensation | $ 1,718,465 | 1,658,651 |
Supplemental Employee Retirement Plan [Member] | ||
Number of Employees Participating in Plan | 3 | |
Employee Benefits and Share-based Compensation | $ 168,129 | 207,858 |
Profit Sharing Plan [Member] | ||
Defined Contribution Plan, Employer Matching Contribution, Percent of Match | 4.00% | |
Defined Contribution Plan, Employers Matching Contribution, Annual Vesting Percentage | 100.00% | |
Defined Contribution Plan, Employer Discretionary Contribution Amount | $ 259,042 | $ 237,612 |