Income Taxes (Details - Deferred tax assets) - USD ($) $ in Thousands	Jun. 30, 2026	Jun. 30, 2025
Deferred tax assets:
Domestic and foreign tax losses and credits	$ 8,339	$ 9,492
Reserves not currently deductible	2,638	2,673
Capitalized research and development expenses	9,511	8,987
State taxes	11	33
Deferred compensation	525	356
Inventory capitalization	2,649	2,235
Lease liabilities	1,856	2,060
Depreciation and amortization	305	108
Identified intangibles	1,433	1,572
Other	(22)	120
Gross deferred tax assets	33,694	27,636
Valuation allowance	(32,287)	(26,002)
Deferred tax assets, net	1,407	1,634
Deferred tax liabilities:
State taxes	0	0
Right-of-use assets	(1,626)	(1,806)
Deferred tax liabilities	(1,626)	(1,806)
Net deferred tax assets (liabilities)	$ (219)	$ (172)

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Carrying amount as of the balance sheet date of assets held under deferred compensation agreements.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(17))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S50
-Paragraph 7
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480657/210-10-S50-7

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482685/740-10-50-2

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 740
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-Section 50
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Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

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