Note 9 - 2020 Cash Incentive Bonus Plan (Details Textual) $ in Thousands |
3 Months Ended | 12 Months Ended | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
|
Mar. 06, 2025
USD ($)
|
Feb. 13, 2025
USD ($)
|
Mar. 31, 2026
USD ($)
|
Dec. 31, 2025
USD ($)
|
Dec. 31, 2024
USD ($)
|
Dec. 31, 2023
USD ($)
|
Dec. 31, 2022
USD ($)
|
Dec. 31, 2021 |
Mar. 31, 2021
USD ($)
|
Oct. 31, 2020
USD ($)
|
|
| Valuation Milestones Achieved | $ 0 | $ 0 | ||||||||
| Cash Incentive Bonus Plan [Member] | ||||||||||
| Performance Plan, Valuation Milestone Amount | $ 74,300 | |||||||||
| Performance Plan, Minimum Number of Days Valuation Milestone Must be Achieved and Maintained (Day) | 20 days | |||||||||
| Cash Incentive Bonus Award | $ 6,500 | |||||||||
| Cash Bonus Incentive, Incremental Amounts | 11 | 11 | ||||||||
| Valuation Milestones Achieved | $ 0 | $ 0 | $ 0 | |||||||
| Payments for Cash Incentive Bonus | $ 0 | $ 0 | ||||||||
| Cash Incentive Bonus Plan [Member] | Maximum [Member] | ||||||||||
| Performance Plan, Valuation Milestone Amount | $ 5,000,000 | |||||||||
| Performance Plan, Merger Consideration Milestone | 8,000,000 | |||||||||
| Cash Incentive Bonus Plan [Member] | Minimum [Member] | ||||||||||
| Performance Plan, Valuation Milestone Amount | $ 200,000 | |||||||||