Consolidated Statements of Operations (Unaudited) - USD ($)	3 Months Ended		9 Months Ended
	May 31, 2025	May 31, 2024	May 31, 2025	May 31, 2024
NET SALES:
Net sales	$ 21,508,563	$ 20,686,197	$ 61,919,022	$ 61,710,410
Cost of goods sold	13,249,123	12,793,103	38,701,045	38,143,878
Gross profit	8,259,440	7,893,094	23,217,977	23,566,532
JOINT VENTURE OPERATIONS:
Equity in income from joint ventures	970,314	1,396,731	2,720,637	3,676,962
Fees for services provided to joint ventures	1,302,598	1,212,497	3,656,980	3,764,514
Total joint venture operations	2,272,912	2,609,228	6,377,617	7,441,476
OPERATING EXPENSES:
Selling expenses	4,375,956	4,232,887	12,515,638	12,053,839
General and administrative expenses	4,150,966	3,500,113	11,668,492	10,253,966
Research and development expenses	1,138,243	1,245,405	3,770,539	3,593,582
Total operating expenses	9,665,165	8,978,405	27,954,669	25,901,387
OPERATING INCOME	867,187	1,523,917	1,640,925	5,106,621
INTEREST INCOME	37,821	23,744	273,544	99,396
INTEREST EXPENSE	(162,096)	(59,939)	(421,471)	(248,835)
OTHER INCOME	0	0	1,139,756	0
INCOME BEFORE INCOME TAX EXPENSE	742,912	1,487,722	2,632,754	4,957,182
INCOME TAX EXPENSE	410,461	332,400	903,529	848,391
NET INCOME	332,451	1,155,322	1,729,225	4,108,791
NET INCOME ATTRIBUTABLE TO NON-CONTROLLING INTERESTS	210,676	178,718	612,040	535,497
NET INCOME ATTRIBUTABLE TO NTIC	$ 121,775	$ 976,604	$ 1,117,185	$ 3,573,294
NET INCOME ATTRIBUTABLE TO NTIC PER COMMON SHARE:
Basic (in dollars per share)	$ 0.01	$ 0.1	$ 0.12	$ 0.38
Diluted (in dollars per share)	$ 0.01	$ 0.1	$ 0.12	$ 0.36
WEIGHTED AVERAGE COMMON SHARES
Basic (in shares)	9,474,363	9,431,134	9,475,967	9,432,684
Diluted (in shares)	9,539,766	10,015,674	9,686,646	9,819,220
CASH DIVIDENDS DECLARED PER COMMON SHARE (in dollars per share)	$ 0.01	$ 0.07	$ 0.15	$ 0.21