CONDENSED CONSOLIDATED INCOME STATEMENTS (Unaudited) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||||
|---|---|---|---|---|---|---|
Mar. 31, 2024 |
Mar. 31, 2023 |
Mar. 31, 2024 |
Mar. 31, 2023 |
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| Income Statement [Abstract] | ||||||
| Net sales | $ 14,293 | $ 13,079 | $ 38,819 | $ 35,448 | ||
| Cost of sales | 10,291 | 9,268 | 28,357 | 26,058 | ||
| Gross profit | 4,002 | 3,811 | 10,462 | 9,390 | | |
| Operating expenses: | ||||||
| Selling expenses | 17 | 24 | 79 | 146 | ||
| General and administrative expenses | 1,012 | 1,009 | 3,208 | 2,983 | ||
| Research and development costs | 760 | 713 | 2,353 | 2,109 | ||
| Total operating expenses | 1,789 | 1,746 | 5,640 | 5,238 | | |
| Operating income | 2,213 | 2,065 | 4,822 | 4,152 | | |
| Interest expense | 138 | 131 | 409 | 389 | | |
| Unrealized gain (loss) on marketable equity investments | (1,192) | 242 | (3,785) | 3,407 | | |
| Interest and other income | 30 | 11 | 76 | 235 | | |
| Gain on sale of investments | 0 | 0 | 0 | 7 | | |
| Total Other Income Expenses | -1024.0 | 384.0 | -3300.0 | 4038.0 | 0 | |
| Income before income taxes | 913 | 2,187 | 704 | 7,412 | | |
| Income tax expense | 258 | 570 | 164 | 1,840 | | |
| Net income | $ 655 | $ 1,617 | $ 540 | $ 5,572 | | |
| Basic net income per share: | ||||||
| Net income | $ 0.19 | $ 0.46 | $ 0.15 | $ 1.56 | ||
| Diluted net income per share: | ||||||
| Net income | $ 0.19 | $ 0.45 | $ 0.15 | $ 1.52 | ||
| Weighted average common shares outstanding: | ||||||
| Basic | 3,451 | 3,548 | 3,531 | 3,580 | ||
| Diluted | 3,524 | 3,623 | 3,604 | 3,656 | ||
| Common shares outstanding | 3,451 | 3,545 | 3,451 | 3,545 | ||
| X | ||||||||||
- Definition The aggregate cost of goods produced and sold and services rendered during the reporting period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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- Definition The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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- Definition The net realized gain (loss) on investments sold during the period, not including gains (losses) on securities separately or otherwise categorized as trading, available-for-sale, or held-to-maturity, which, for cash flow reporting, is a component of proceeds from investing activities. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The amount of interest income and other income recognized during the period. Included in this element is interest derived from investments in debt securities, cash and cash equivalents, and other investments which reflect the time value of money or transactions in which the payments are for the use or forbearance of money and other income from ancillary business-related activities (that is, excluding major activities considered part of the normal operations of the business). No definition available.
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- Definition Amount of the cost of borrowed funds accounted for as interest expense. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- 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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- Definition Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Includes selling, general and administrative expense. No definition available.
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- References No definition available.
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- Definition The net result for the period of deducting operating expenses from operating revenues. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Expenses recognized in the period that are directly related to the selling and distribution of products or services. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of unrealized gain (loss) on investment. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The average number of limited partnership and general partnership units issued and outstanding that are used in calculating basic and diluted earnings per limited partnership and general partnership unit. No definition available.
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- References No definition available.
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- Definition Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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