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INCOME TAXES (Deferred tax assets and liabilities for federal and state income taxes) (Details) - USD ($) $ in Thousands | Jun. 30, 2023 | Jun. 30, 2022
--- | --- | ---
Deferred tax assets: |  |
Federal and state NOL carryforward | $ 22 | $ 22
Research and other credits | 65 | 65
Reserves | 122 | 163
Accruals | 267 | 322
Stock based compensation | 814 | 651
Unrealized losses |  | 35
Section 174 capitalization | 830 |
Lease liability | 599 | 713
Inventory | 351 | 514
Deferred state tax | 31 |
Total gross deferred tax assets | 3,101 | 2,485
Less: valuation allowance | (91) | (98)
Total deferred tax assets | 3,010 | 2,387
Deferred tax liabilities: |  |
Property and equipment, principally due to differing depreciation methods | (767) | (820)
Right of use asset | (546) | (658)
Deferred state tax |  | (77)
Unrealized gains | (1,705) | (541)
Other |  | (35)
Total gross deferred tax liabilities | (3,018) | (2,131)
Net deferred tax assets (liabilities) | $ (8) | $ 256

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