Note 5 - Property and Equipment (Details Textual) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Depreciation | $ 0.6 | $ 0.6 | $ 1.2 | $ 1.3 |
| Depreciation, Nonproduction | 0.1 | 0.1 | 0.1 | 0.1 |
| Cost, Depreciation | $ 0.5 | $ 0.5 | $ 1.1 | $ 1.1 |
| X | ||||||||||
- Definition Amount of expense for allocation of cost of tangible asset over its useful life directly used in production of good and rendering of service. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition The expense recognized in the current period that allocates the cost of nonproduction tangible assets over their useful lives. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|