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Note 11 - Shareholders' Equity (Deficit) (Details Textual) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands | 3 Months Ended | 9 Months Ended | 11 Months Ended |  |
--- | --- | --- | --- | --- | ---
Mar. 31, 2024 | Sep. 30, 2024 | Sep. 30, 2024 | Nov. 09, 2023 | Mar. 01, 2021
Equity Offering Facility, Maximum Aggregate Offering Amount |  |  |  |  | $ 150,000
Share Repurchase Program, Authorized, Amount |  |  |  | $ 50,000 |
Stock Repurchased and Retired During Period, Shares | 3,200 |  | 5,000 |  |
Stock Repurchased and Retired, Average Price Per Share | $ 3.71 |  | $ 3.3 |  |
Stock Repurchased and Retired During Period, Value | $ 11,851 |  |  |  |
At the Market Equity Offering Program [Member] |  |  |  |  |
Stock Issued During Period, Shares, New Issues (in shares) |  | 0 |  |  |

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