Note 4 - Leases (Details Textual) |
3 Months Ended | 9 Months Ended | |||||
|---|---|---|---|---|---|---|---|
|
Mar. 31, 2026
USD ($)
|
Mar. 31, 2025
USD ($)
|
Mar. 31, 2026
USD ($)
|
Mar. 31, 2025
USD ($)
|
Jan. 29, 2025
USD ($)
a
|
Dec. 01, 2022 |
Nov. 22, 2022
ft²
|
|
| Lessee, Operating Lease, Liability, to be Paid | $ 2,748,000 | $ 2,748,000 | |||||
| Finance Lease, Right-of-Use Asset, Amortization | 31,000 | $ 31,000 | 95,000 | $ 69,000 | |||
| Operating Lease, Payments | 95,000 | 43,000 | 253,000 | 128,000 | |||
| Finance Lease, Principal Payments | $ 7,000 | $ 9,000 | $ 17,000 | $ 87,000 | |||
| Subleased Facility [Member] | Austin, Texas [Member] | |||||||
| Area of Real Estate Property (Square Foot) | ft² | 3,900 | ||||||
| Lessee, Operating Lease, Term of Contract (Month) | 29 months | ||||||
| Metric Facility [Member] | Austin, Texas [Member] | |||||||
| Area of Real Estate Property (Square Foot) | a | 17,628 | ||||||
| Lessee, Operating Lease, Term of Contract (Month) | 89 months | ||||||
| Lessee, Operating Lease, Liability, to be Paid | $ 3,000,000 | ||||||
| Lessee, Operating Leases, Tenant Allowance | $ 317,300 | ||||||