Note 6 - Balance Sheet Information (Details Textual) - USD ($) |
3 Months Ended | 6 Months Ended | |||
|---|---|---|---|---|---|
Jun. 30, 2024 |
Jun. 30, 2023 |
Jun. 30, 2024 |
Jun. 30, 2023 |
Sep. 30, 2023 |
|
| Depreciation | $ 65,000 | $ 53,000 | $ 197,000 | $ 146,000 | |
| Equipment, Furniture, and Leasehold Improvements [Member] | |||||
| Deposit Assets | $ 233,000 | $ 233,000 | $ 214,000 | ||
| X | ||||||||||
- Definition The carrying amount of the asset transferred to a third party to serve as a deposit, which typically serves as security against failure by the transferor to perform under terms of an agreement. 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 | ||||||||||
- Details
|