Consolidated Statement of Changes in Stockholders' Equity - USD ($) |
At-the-market (ATM) Issuances [Member]
Preferred Stock [Member]
Series D Preferred Stock [Member]
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At-the-market (ATM) Issuances [Member]
Common Stock Outstanding [Member]
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At-the-market (ATM) Issuances [Member]
Treasury Stock, Common [Member]
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At-the-market (ATM) Issuances [Member]
Additional Paid-in Capital [Member]
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At-the-market (ATM) Issuances [Member]
Retained Earnings [Member]
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At-the-market (ATM) Issuances [Member]
AOCI Attributable to Parent [Member]
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At-the-market (ATM) Issuances [Member] |
Preferred Stock [Member]
Series D Preferred Stock [Member]
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Common Stock Outstanding [Member] |
Treasury Stock, Common [Member] |
Additional Paid-in Capital [Member] |
Retained Earnings [Member] |
AOCI Attributable to Parent [Member] |
Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Balance (in shares) at Jun. 30, 2024 | 281,000 | 1,702,000 | ||||||||||||
| Balance at Jun. 30, 2024 | $ 0 | $ 190,643,000 | $ (119,000) | $ 82,480,000 | $ (237,020,000) | $ (1,177,000) | $ 34,807,000 | |||||||
| Net change in available-for-sale marketable securities | 0 | 0 | 0 | 0 | 0 | 313,000 | 313,000 | |||||||
| Stock-based compensation | 0 | 0 | 0 | 830,000 | 0 | 0 | 830,000 | |||||||
| Restricted stock issuance | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||
| Cancellation of restricted stock | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||
| Net loss | $ 0 | $ 0 | 0 | 0 | (13,850,000) | 0 | $ (13,850,000) | |||||||
| Option exercises (in shares) | 0 | |||||||||||||
| Balance (in shares) at Jun. 30, 2025 | 281,000 | 1,759,000 | ||||||||||||
| Balance at Jun. 30, 2025 | $ 0 | $ 190,643,000 | (119,000) | 83,310,000 | (250,870,000) | (864,000) | $ 22,100,000 | |||||||
| Net change in available-for-sale marketable securities | 0 | 0 | 0 | 0 | 0 | 548,000 | 548,000 | |||||||
| Stock-based compensation | 0 | 0 | 0 | 921,000 | 0 | 0 | 921,000 | |||||||
| Net loss | $ 0 | $ 0 | 0 | 0 | (14,427,000) | 0 | $ (14,427,000) | |||||||
| ATM Share issuances (in shares) | 0 | 169 | ||||||||||||
| ATM Share issuances | $ 0 | $ 0 | $ 0 | $ 6,687 | $ 0 | $ 0 | $ 6,687 | |||||||
| Option exercises (in shares) | 0 | 41 | 40,770,000 | |||||||||||
| Option exercises | $ 0 | $ 0 | 0 | 343 | 0 | 0 | $ 343 | |||||||
| Balance (in shares) at Jun. 30, 2026 | 281,000 | 1,999,000 | ||||||||||||
| Balance at Jun. 30, 2026 | $ 0 | $ 190,643,000 | $ (119,000) | $ 91,261,000 | $ (265,297,000) | $ (316,000) | $ 16,172,000 |
| X | ||||||||||
- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount, after tax and before adjustment, of unrealized holding gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Excludes unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Number of shares issued which are neither cancelled nor held in the treasury. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Number of new stock issued during the period. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Number of share options (or share units) exercised during the current period. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Value of stock related to Restricted Stock Awards forfeited during the period. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Value of stock related to Restricted Stock Awards issued during the period, net of the stock value of such awards forfeited. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Value, after forfeiture, of shares issued under share-based payment arrangement. Excludes employee stock ownership plan (ESOP). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Value of stock issued as a result of the exercise of stock options. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of equity (deficit) attributable to parent. Excludes temporary equity and equity attributable to noncontrolling interest. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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