Note 18 - Legal Proceedings	12 Months Ended
Dec. 31, 2022
Notes to Financial Statements
Legal Matters and Contingencies [Text Block]	18. LEGAL PROCEEDINGS The Company is party to a variety of legal proceedings that arise in the normal course of its business. While the results of these legal proceedings cannot be predicted with certainty, management believes that the final outcome of these proceedings will not have a material adverse effect, individually or in the aggregate, on the Company’s results of operations, financial condition or cash flows. Due to the inherent uncertainty of litigation, there can be no assurance that the resolution of any particular claim or proceeding would not have a material adverse effect on the Company’s results of operations, financial condition or cash flows. It is possible that if one or more litigation matters were decided against the Company, the effects could be material to the Company’s results of operations in the period in which the Company would be required to record or adjust the related liability and could also be material to the Company’s financial condition and cash flows in the periods the Company would be required to pay such liability. The Company received a notice dated January 18, 2023 from WM Argyle Fund, LLC, which allegedly owned approximately 1.0% of the Company’s outstanding shares at the time of submission, purporting to nominate a slate of six candidates for election as directors at the Company's 2023 Annual Meeting of Stockholders. The Company remains open to ongoing engagement with WM Argyle. However, if the Company and WM Argyle cannot reach an agreement in connection with its nomination, there will be a contested election at the Company’s 2023 Annual Meeting of Stockholders.

Note 18 - Legal Proceedings

12 Months Ended

Dec. 31, 2022

Legal Matters and Contingencies [Text Block]

18. LEGAL PROCEEDINGS

The Company is party to a variety of legal proceedings that arise in the normal course of its business. While the results of these legal proceedings cannot be predicted with certainty, management believes that the final outcome of these proceedings will not have a material adverse effect, individually or in the aggregate, on the Company’s results of operations, financial condition or cash flows. Due to the inherent uncertainty of litigation, there can be no assurance that the resolution of any particular claim or proceeding would not have a material adverse effect on the Company’s results of operations, financial condition or cash flows. It is possible that if one or more litigation matters were decided against the Company, the effects could be material to the Company’s results of operations in the period in which the Company would be required to record or adjust the related liability and could also be material to the Company’s financial condition and cash flows in the periods the Company would be required to pay such liability.

The Company received a notice dated January 18, 2023 from WM Argyle Fund, LLC, which allegedly owned approximately 1.0% of the Company’s outstanding shares at the time of submission, purporting to nominate a slate of six candidates for election as directors at the Company's 2023 Annual Meeting of Stockholders. The Company remains open to ongoing engagement with WM Argyle. However, if the Company and WM Argyle cannot reach an agreement in connection with its nomination, there will be a contested election at the Company’s 2023 Annual Meeting of Stockholders.