Note 7 - Leases (Details Textual) - USD ($) |
3 Months Ended | 6 Months Ended | ||||
|---|---|---|---|---|---|---|
Jun. 30, 2025 |
Jun. 30, 2024 |
Jun. 30, 2025 |
Jun. 30, 2024 |
Dec. 31, 2024 |
Aug. 12, 2024 |
|
| Lessee, Operating Lease, Remaining Lease Term (Year) | 1 year | 1 year | ||||
| Operating Lease, Right-of-Use Asset | $ 245,000 | $ 245,000 | $ 293,000 | |||
| Operating Lease, Payments | 32,000 | $ 28,000 | 64,000 | $ 55,000 | ||
| Operating Lease, Liability | 249,000 | 249,000 | $ 294,000 | |||
| H Q Operating Lease Agreement [Member] | ||||||
| Lessee, Operating Lease, Term of Contract (Year) | 3 years | |||||
| Operating Lease, Right-of-Use Asset | $ 323,000 | |||||
| Lessee, Operating Lease, Discount Rate | 13.30% | |||||
| Security Deposit | $ 14,000 | $ 14,000 | ||||
| Operating Lease, Liability | $ 323,000 | |||||