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Note 7 - Investments in Joint Ventures (Tables) | 6 Months Ended
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Feb. 28, 2025
Notes Tables |
Condensed Balance Sheet [Table Text Block] |
|  | As of February 28, 2025 |
|  | Total |  |  | EXCOR |  |  | All Other |
Current assets |  | $ | 53,214,235 |  |  | $ | 24,676,444 |  |  | $ | 28,537,791 |
Total assets |  |  | 62,156,803 |  |  |  | 31,200,159 |  |  |  | 30,956,644 |
Current liabilities |  |  | 11,098,084 |  |  |  | 1,910,547 |  |  |  | 9,187,537 |
Non-current liabilities |  |  | 464,499 |  |  |  | — |  |  |  | 464,499 |
Joint ventures’ equity |  |  | 50,594,220 |  |  |  | 29,289,612 |  |  |  | 21,304,608 |
NTIC’s share of joint ventures’ equity |  |  | 25,041,302 |  |  |  | 14,644,808 |  |  |  | 10,396,494 |
NTIC’s share of joint ventures’ undistributed earnings |  |  | 24,096,958 |  |  |  | 14,613,903 |  |  |  | 9,483,055 |
|  | As of August 31, 2024 |
|  | Total |  |  | EXCOR |  |  | All Other |
Current assets |  | $ | 56,420,503 |  |  | $ | 26,234,664 |  |  | $ | 30,185,839 |
Total assets |  |  | 64,183,071 |  |  |  | 31,513,288 |  |  |  | 32,669,783 |
Current liabilities |  |  | 12,553,716 |  |  |  | 2,221,726 |  |  |  | 10,331,990 |
Non-current liabilities |  |  | 323,199 |  |  |  | — |  |  |  | 323,199 |
Joint ventures’ equity |  |  | 51,306,156 |  |  |  | 29,291,562 |  |  |  | 22,014,594 |
NTIC’s share of joint ventures’ equity |  |  | 25,397,287 |  |  |  | 14,645,783 |  |  |  | 10,751,504 |
NTIC’s share of joint ventures’ undistributed earnings |  |  | 23,645,685 |  |  |  | 14,614,878 |  |  |  | 9,030,807 |
Condensed Income Statement [Table Text Block] |
|  | Three Months Ended February 28, 2025 |
|  | Total |  |  | EXCOR |  |  | All Other |
Net sales |  | $ | 19,799,875 |  |  | $ | 6,904,045 |  |  | $ | 12,895,830 |
Gross profit |  |  | 8,241,116 |  |  |  | 3,598,163 |  |  |  | 4,642,953 |
Net income |  |  | 1,219,970 |  |  |  | 520,787 |  |  |  | 699,183 |
NTIC’s share of equity in income from joint ventures |  |  | 620,730 |  |  |  | 268,251 |  |  |  | 352,479 |
NTIC’s dividends received from joint ventures |  |  | 680,737 |  |  |  | — |  |  |  | 680,737 |
|  | Six Months Ended February 28, 2025 |
|  | Total |  |  | EXCOR |  |  | All Other |
Net sales |  | $ | 43,636,885 |  |  | $ | 15,642,859 |  |  | $ | 27,994,026 |
Gross profit |  |  | 18,556,399 |  |  |  | 8,355,849 |  |  |  | 10,200,550 |
Net income |  |  | 3,479,157 |  |  |  | 1,768,287 |  |  |  | 1,710,870 |
NTIC’s share of equity in income from joint ventures |  |  | 1,750,323 |  |  |  | 892,001 |  |  |  | 858,322 |
NTIC’s dividends received from joint ventures |  |  | 680,737 |  |  |  | — |  |  |  | 680,737 |
|  | Three Months Ended February 29, 2024 |
|  | Total |  |  | EXCOR |  |  | All Other |
Net sales |  | $ | 23,479,980 |  |  | $ | 9,163,636 |  |  | $ | 14,316,344 |
Gross profit |  |  | 10,139,080 |  |  |  | 4,829,931 |  |  |  | 5,309,149 |
Net income |  |  | 2,353,152 |  |  |  | 1,378,844 |  |  |  | 974,308 |
NTIC’s share of equity in income from joint ventures |  |  | 1,177,990 |  |  |  | 690,882 |  |  |  | 487,109 |
NTIC’s dividends received from joint ventures |  |  | 2,020,147 |  |  |  | 1,624,950 |  |  |  | 395,197 |
|  | Six Months Ended February 29, 2024 |
|  | Total |  |  | EXCOR |  |  | All Other |
Net sales |  | $ | 47,040,641 |  |  | $ | 17,584,596 |  |  | $ | 29,456,045 |
Gross profit |  |  | 20,242,880 |  |  |  | 9,205,006 |  |  |  | 11,037,874 |
Net income |  |  | 4,557,634 |  |  |  | 2,405,751 |  |  |  | 2,151,883 |
NTIC’s share of equity in income from joint ventures |  |  | 2,280,231 |  |  |  | 1,204,335 |  |  |  | 1,075,896 |
NTIC’s dividends received from joint ventures |  |  | 2,391,251 |  |  |  | 1,624,950 |  |  |  | 766,301 |

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