Consolidated Statements of Operations (Unaudited) - USD ($)	3 Months Ended		9 Months Ended
	May 31, 2023	May 31, 2022	May 31, 2023	May 31, 2022
NET SALES:
Net sales	$ 20,969,726	$ 18,964,921	$ 59,193,317	$ 53,906,973
Cost of goods sold	13,280,584	12,722,833	38,747,865	36,977,620
Gross profit	7,689,142	6,242,088	20,445,452	16,929,353
JOINT VENTURE OPERATIONS:
Equity in income from joint ventures	1,346,658	1,364,597	3,664,793	3,662,178
Fees for services provided to joint ventures	1,361,311	1,329,988	3,795,862	3,835,755
Total joint venture operations	2,707,969	2,694,585	7,460,655	7,497,933
OPERATING EXPENSES:
Selling expenses	3,723,165	3,450,308	10,649,316	9,659,457
General and administrative expenses	3,150,643	2,560,487	9,365,431	7,675,622
Research and development expenses	1,150,711	1,102,942	3,401,885	3,557,437
Total operating expenses	8,024,519	7,113,737	23,416,632	20,892,516
OPERATING INCOME	2,372,592	1,822,936	4,489,475	3,534,770
REMEASUREMENT GAIN ON ACQUISITION OF EQUITY METHOD INVESTEE	0	0	0	3,951,550
INTEREST INCOME	8,876	15,925	18,495	36,777
INTEREST EXPENSE	(136,168)	(23,784)	(342,643)	(34,079)
INCOME BEFORE INCOME TAX EXPENSE	2,245,300	1,815,077	4,165,327	7,489,018
INCOME TAX EXPENSE	542,295	604,314	834,823	1,260,437
NET INCOME	1,703,005	1,210,763	3,330,504	6,228,581
NET INCOME ATTRIBUTABLE TO NON-CONTROLLING INTERESTS	177,409	210,596	417,418	551,808
NET INCOME ATTRIBUTABLE TO NTIC	$ 1,525,596	$ 1,000,167	$ 2,913,086	$ 5,676,773
NET INCOME ATTRIBUTABLE TO NTIC PER COMMON SHARE:
Basic (in dollars per share)	$ 0.16	$ 0.11	$ 0.31	$ 0.62
Diluted (in dollars per share)	$ 0.16	$ 0.11	$ 0.30	$ 0.59
WEIGHTED AVERAGE COMMON SHARES ASSUMED OUTSTANDING:
Basic (in shares)	9,369,923	9,227,912	9,355,776	9,216,216
Diluted (in shares)	9,628,069	9,578,797	9,702,610	9,682,646
CASH DIVIDENDS DECLARED PER COMMON SHARE (in dollars per share)	$ 0.07	$ 0.07	$ 0.21	$ 0.21