Note 5 - Leases - Lease Expense (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Mar. 31, 2025	Mar. 31, 2024	Mar. 31, 2025	Mar. 31, 2024	Jun. 30, 2024
Amortization of right-of-use assets	$ 8	$ 7	$ 24	$ 23
Interest on lease liabilities	0	1	1	2
Total finance lease cost	8	8	25	25
Short-term lease cost	17	26	51	76
Total lease cost	25	34	76	101
Operating cash flows from financing leases included in lease liabilities	0	1	1	2
Financing cash flows from financing leases included in lease liabilities	$ 8	$ 7	$ 24	$ 22
Weighted-average remaining lease term - financing leases (years) (Year)	6 months		6 months		1 year 3 months
Weighted-average discount rate - financing leases	4.75%		4.75%		4.75%

Amount of finance lease related cost.

No definition available.

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of interest expense on finance lease liability.

+ References

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-Topic 842
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-Name Accounting Standards Codification
-Section 55
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- Definition

Amount of interest paid on finance lease liability.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (g)(1)
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Balance Type:	credit
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- Definition

Amount of cash outflow for principal payment on finance lease.

+ References

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-SubTopic 20
-Name Accounting Standards Codification
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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of amortization expense attributable to right-of-use asset from finance lease.

+ References

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Balance Type:	debit
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- Definition

Weighted average discount rate for finance lease calculated at point in time.

+ References

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- Definition

Weighted average remaining lease term for finance lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

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- Definition

Amount of lease cost recognized by lessee for lease contract.

+ References

+ Details

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Balance Type:	debit
Period Type:	duration

- Definition

Amount of short-term lease cost, excluding expense for lease with term of one month or less.

+ References

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