Note 7 - Fair Value Measurements (Details Textual) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | |
|---|---|---|---|
Sep. 30, 2022 |
Sep. 30, 2023 |
Sep. 30, 2022 |
|
| Assets [Member] | |||
| Fair Value, Option, Changes in Fair Value, Gain (Loss) | $ 0 | $ 0 | $ 0 |
| X | ||||||||||
- Definition For each line item in the statement of financial position, the amounts of gains and losses from fair value changes included in earnings. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Details
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