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Note 6 - Investments in Joint Ventures (Tables) | 3 Months Ended
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Feb. 29, 2024
Notes Tables |
Condensed Balance Sheet [Table Text Block] |
|  | As of February 29, 2024 |
|  | Total |  |  | EXCOR |  |  | All Other |
Current assets |  | $ | 56,241,025 |  |  | $ | 26,949,248 |  |  | $ | 29,291,777 |
Total assets |  |  | 60,974,536 |  |  |  | 29,383,315 |  |  |  | 31,591,221 |
Current liabilities |  |  | 13,269,055 |  |  |  | 2,933,713 |  |  |  | 10,335,342 |
Noncurrent liabilities |  |  | 399,445 |  |  |  | — |  |  |  | 399,445 |
Joint ventures’ equity |  |  | 47,306,036 |  |  |  | 26,449,601 |  |  |  | 20,856,435 |
NTIC’s share of joint ventures’ equity |  |  | 23,460,869 |  |  |  | 13,224,802 |  |  |  | 10,236,067 |
NTIC’s share of joint ventures’ undistributed earnings |  |  | 23,645,685 |  |  |  | 14,260,800 |  |  |  | 9,384,885 |
|  | As of August 31, 2023 |
|  | Total |  |  | EXCOR |  |  | All Other |
Current assets |  | $ | 55,339,662 |  |  | $ | 27,862,458 |  |  | $ | 27,477,204 |
Total assets |  |  | 59,729,348 |  |  |  | 30,054,277 |  |  |  | 29,675,071 |
Current liabilities |  |  | 11,464,247 |  |  |  | 2,687,064 |  |  |  | 8777,183 |
Noncurrent liabilities |  |  | 323,762 |  |  |  | — |  |  |  | 323,762 |
Joint ventures’ equity |  |  | 47,941,339 |  |  |  | 27,367,213 |  |  |  | 20,574,126 |
NTIC’s share of joint ventures’ equity |  |  | 23,705,714 |  |  |  | 13,683,608 |  |  |  | 10,022,106 |
NTIC’s share of joint ventures’ undistributed earnings |  |  | 20,493,861 |  |  |  | 12,075,524 |  |  |  | 8,418,337 |
Condensed Income Statement [Table Text Block] |
|  | 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 |
|  | Three Months Ended February 28, 2023 |
|  | Total |  |  | EXCOR |  |  | All Other |
Net sales |  | $ | 25,482,590 |  |  | $ | 9,708,482 |  |  | $ | 15,774,108 |
Gross profit |  |  | 10,035,811 |  |  |  | 4,733,435 |  |  |  | 5,302,376 |
Net income |  |  | 1,969,046 |  |  |  | 1,365,170 |  |  |  | 603,876 |
NTIC’s share of equity in income from joint ventures |  |  | 1,128,731 |  |  |  | 676,800 |  |  |  | 451,931 |
NTIC’s dividends received from joint ventures |  |  | 422,048 |  |  |  | — |  |  |  | 422,048 |
|  | Six Months Ended February 28, 2023 |
|  | Total |  |  | EXCOR |  |  | All Other |
Net sales |  | $ | 50,212,879 |  |  | $ | 19,854,403 |  |  | $ | 30,358,476 |
Gross profit |  |  | 19,729,379 |  |  |  | 9,453,477 |  |  |  | 10,275,902 |
Net income |  |  | 4,615,954 |  |  |  | 3,107,457 |  |  |  | 1,508,497 |
NTIC’s share of equity in income from joint ventures |  |  | 2,318,135 |  |  |  | 1,547,944 |  |  |  | 770,191 |
NTIC’s dividends received from joint ventures |  |  | 3,464,736 |  |  |  | 2,459,500 |  |  |  | 1,005,236 |

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