Note 9 - Commitments and Contingencies	3 Months Ended
Mar. 31, 2022
Notes to Financial Statements
Commitments and Contingencies Disclosure [Text Block]	9. Commitments and Contingencies Employment Agreements The Company has employment agreements and severance benefits agreements with certain key employees. A number of these agreements require severance payments and continuation of certain insurance benefits in the event of a termination of the employee’s employment by the Company without cause or by the employee for good reason (as defined in these agreements). Stock option agreements and restricted stock award agreements with some key employees provide for acceleration of vesting of stock options and lapsing of forfeiture restrictions on restricted stock in the event of a change in control of the Company, upon termination of employment by the Company without cause or by the employee for good reason, or upon the employee’s death or disability. Litigation From time to time, the Company may be involved in litigation matters arising from the normal course of its business operations. Such litigation, even if not meritorious, could result in substantial costs and diversion of resources and management attention, and an adverse outcome in litigation could materially adversely affect its business, results of operations, financial condition, and cash flows. The Company assesses the likelihood of any adverse judgments or outcomes of these matters as well as potential ranges of probable losses. The Company records a loss contingency when an unfavorable outcome is probable, and the amount of the loss can be reasonably estimated. The amount of allowances required, if any, for these contingencies is determined after analysis of each individual case. The amount of allowances may change in the future if there are new material developments in each matter. Gain contingencies are not recorded until all elements necessary to realize the revenue are present. Any legal fees incurred in connection with a contingency are expensed as incurred.

Note 9 - Commitments and Contingencies

3 Months Ended

Mar. 31, 2022

Commitments and Contingencies Disclosure [Text Block]

9. Commitments and Contingencies

Employment Agreements

The Company has employment agreements and severance benefits agreements with certain key employees. A number of these agreements require severance payments and continuation of certain insurance benefits in the event of a termination of the employee’s employment by the Company without cause or by the employee for good reason (as defined in these agreements). Stock option agreements and restricted stock award agreements with some key employees provide for acceleration of vesting of stock options and lapsing of forfeiture restrictions on restricted stock in the event of a change in control of the Company, upon termination of employment by the Company without cause or by the employee for good reason, or upon the employee’s death or disability.

Litigation

From time to time, the Company may be involved in litigation matters arising from the normal course of its business operations. Such litigation, even if not meritorious, could result in substantial costs and diversion of resources and management attention, and an adverse outcome in litigation could materially adversely affect its business, results of operations, financial condition, and cash flows. The Company assesses the likelihood of any adverse judgments or outcomes of these matters as well as potential ranges of probable losses. The Company records a loss contingency when an unfavorable outcome is probable, and the amount of the loss can be reasonably estimated. The amount of allowances required, if any, for these contingencies is determined after analysis of each individual case. The amount of allowances may change in the future if there are new material developments in each matter. Gain contingencies are not recorded until all elements necessary to realize the revenue are present. Any legal fees incurred in connection with a contingency are expensed as incurred.