Note 6 - Loans Payable	3 Months Ended
Mar. 31, 2023
Notes to Financial Statements
Short-Term Debt [Text Block]	Note 6 – Loans Payable In June 2022, we entered into an insurance premium financing and security agreement with Bank Direct. Under the agreement, we financed $1.1 million of certain premiums at a 3.90% fixed annual interest rate. Payments of approximately $126,000 were due monthly from July 2022 through March 2023. As of December 31, 2022, the outstanding principal of the loan was $0.3 million. The balance of the loan was repaid during the first quarter of 2023. In June 2021, we entered into an insurance premium financing and security agreement with Bank Direct. Under the agreement, we financed $1.3 million of certain premiums at a 3.37% fixed annual interest rate. Payments of approximately $147,000 were due monthly from July 2021 through March 2022. As of December 31, 2021, the outstanding principal of the loan was $0.3 million. The balance of the loan was repaid during the first quarter of 2022.

Note 6 - Loans Payable

3 Months Ended

Mar. 31, 2023

Note 6 – Loans Payable

In June 2022, we entered into an insurance premium financing and security agreement with Bank Direct. Under the agreement, we financed $1.1 million of certain premiums at a 3.90% fixed annual interest rate. Payments of approximately $126,000 were due monthly from July 2022 through March 2023. As of December 31, 2022, the outstanding principal of the loan was $0.3 million. The balance of the loan was repaid during the first quarter of 2023.

In June 2021, we entered into an insurance premium financing and security agreement with Bank Direct. Under the agreement, we financed $1.3 million of certain premiums at a 3.37% fixed annual interest rate. Payments of approximately $147,000 were due monthly from July 2021 through March 2022. As of December 31, 2021, the outstanding principal of the loan was $0.3 million. The balance of the loan was repaid during the first quarter of 2022.