Consolidated Statements of Operations (Unaudited) - USD ($) |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
May 31, 2026 |
May 31, 2025 |
May 31, 2026 |
May 31, 2025 |
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| NET SALES: | ||||
| Net sales | $ 24,215,662 | $ 21,508,563 | $ 69,521,265 | $ 61,919,022 |
| Cost of goods sold | 16,072,498 | 13,249,123 | 45,136,589 | 38,701,045 |
| Gross profit | 8,143,164 | 8,259,440 | 24,384,676 | 23,217,977 |
| JOINT VENTURE OPERATIONS: | ||||
| Equity in income from joint ventures | 1,517,174 | 970,314 | 3,839,960 | 2,720,637 |
| Fees for services provided to joint ventures | 1,033,786 | 1,302,598 | 3,028,942 | 3,656,980 |
| Total joint venture operations | 2,550,960 | 2,272,912 | 6,868,902 | 6,377,617 |
| OPERATING EXPENSES: | ||||
| Selling expenses | 4,647,548 | 4,593,226 | 13,732,822 | 13,071,122 |
| General and administrative expenses | 4,324,275 | 3,933,696 | 12,085,935 | 11,113,008 |
| Research and development expenses | 1,206,971 | 1,138,243 | 3,603,085 | 3,770,539 |
| Total operating expenses | 10,178,794 | 9,665,165 | 29,421,842 | 27,954,669 |
| OPERATING INCOME | 515,330 | 867,187 | 1,831,736 | 1,640,925 |
| INTEREST INCOME | 64,089 | 37,821 | 166,899 | 273,544 |
| INTEREST EXPENSE | (203,872) | (162,096) | (600,489) | (421,471) |
| OTHER INCOME | 0 | 0 | 0 | 1,139,756 |
| INCOME BEFORE INCOME TAX EXPENSE | 375,547 | 742,912 | 1,398,146 | 2,632,754 |
| INCOME TAX EXPENSE | 392,802 | 410,461 | 733,321 | 903,529 |
| NET (LOSS) INCOME | (17,255) | 332,451 | 664,825 | 1,729,225 |
| NET INCOME ATTRIBUTABLE TO NON-CONTROLLING INTERESTS | 246,036 | 210,676 | 725,620 | 612,040 |
| NET (LOSS) INCOME ATTRIBUTABLE TO NTIC | $ (263,291) | $ 121,775 | $ (60,795) | $ 1,117,185 |
| NET (LOSS) INCOME ATTRIBUTABLE TO NTIC PER COMMON SHARE: | ||||
| Basic (in dollars per share) | $ (0.03) | $ 0.01 | $ (0.01) | $ 0.12 |
| Diluted (in dollars per share) | $ (0.03) | $ 0.01 | $ (0.01) | $ 0.12 |
| WEIGHTED AVERAGE COMMON SHARES ASSUMED OUTSTANDING | ||||
| Basic (in shares) | 9,496,439 | 9,474,363 | 9,490,751 | 9,475,967 |
| Diluted (in shares) | 9,496,439 | 9,539,766 | 9,490,751 | 9,686,646 |
| CASH DIVIDENDS DECLARED PER COMMON SHARE (in dollars per share) | $ 0 | $ 0.01 | $ 0.02 | $ 0.15 |
| X | ||||||||||
- Definition Royalties and service fees from transactions directly with the reporting entity's joint ventures outside the normal course of business. No definition available.
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- Definition Represents the amount of income from joint venture operations recognized during the period. No definition available.
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- Definition Joint venture operations No definition available.
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- Definition Aggregate dividends declared during the period for each share of common stock outstanding. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- References No definition available.
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| X | ||||||||||
- 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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| X | ||||||||||
- 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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- 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://fasb.org/us-gaap/role/ref/legacyRef
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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) for proportionate share of equity method investee's income (loss). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount, before tax, of income (loss) including portion attributable to noncontrolling interest. Includes, but is not limited to, income (loss) from continuing operations, discontinued operations and equity method investments. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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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 Amount of interest expense classified as nonoperating. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount after accretion (amortization) of discount (premium), and investment expense, of interest income and dividend income on nonoperating securities. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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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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| X | ||||||||||
- Definition Amount of Net Income (Loss) attributable to noncontrolling interest. 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. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- References No definition available.
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| X | ||||||||||
- Definition The net result for the period of deducting operating expenses from operating revenues. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of income related to nonoperating activities, classified as other. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of expense for research and development. Includes, but is not limited to, cost for computer software product to be sold, leased, or otherwise marketed and writeoff of research and development assets acquired in transaction other than business combination or joint venture formation or both. Excludes write-down of intangible asset acquired in business combination or from joint venture formation or both, used in research and development activity. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- 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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- References No definition available.
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| X | ||||||||||
- Definition Expenses recognized in the period that are directly related to the selling and distribution of products or services. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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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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- References No definition available.
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| X | ||||||||||
- 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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