Consolidated Statements of Equity (Unaudited) - USD ($)	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Noncontrolling Interest [Member]	Total
BALANCE (in shares) at Aug. 31, 2023	9,424,102
BALANCE at Aug. 31, 2023	$ 188,482	$ 21,986,767	$ 51,004,427	$ (6,823,403)	$ 4,342,524	$ 70,698,797
Stock issued for employee stock purchase plan (in shares)	6,780
Stock issued for employee stock purchase plan	$ 136	79,831	0	0	0	79,967
Stock options exercised (in shares)	10,242
Stock options exercised	$ 205	(205)	0	0	0	0
Stock option expense	0	1,038,022	0	0	0	1,038,022
Dividends paid to stockholders	0	0	(1,980,745)	0	0	(1,980,745)
Net income	0	0	3,573,294	0	535,497	4,108,791
Other comprehensive loss	0	0	0	(215,342)	(80,939)	(296,281)
Dividend received by non-controlling interest	0	0	0	0	(1,075,076)	(1,075,076)
Dividend received by non-controlling interest	$ 0	(1,038,022)	0	0	0	(1,038,022)
BALANCE (in shares) at May. 31, 2024	9,441,124
BALANCE at May. 31, 2024	$ 188,823	23,104,415	52,596,976	(7,038,745)	3,722,006	72,573,475
BALANCE (in shares) at Feb. 29, 2024	9,427,598
BALANCE at Feb. 29, 2024	$ 188,552	22,721,667	52,821,250	(6,838,890)	3,595,428	71,948,007
Stock issued for employee stock purchase plan (in shares)	3,284
Stock issued for employee stock purchase plan	$ 66	39,805	0	0	0	39,871
Stock options exercised (in shares)	10,242
Stock options exercised	$ 205	(205)	0	0	0	0
Stock option expense	0	343,148	0	0	0	343,148
Dividends paid to stockholders	0	0	(660,879)	0	0	(660,879)
Net income	0	0	976,604	0	178,718	1,155,322
Other comprehensive loss	0	0	0	(199,855)	(52,140)	(251,995)
Dividend received by non-controlling interest	$ 0	(343,148)	0	0	0	(343,148)
BALANCE (in shares) at May. 31, 2024	9,441,124
BALANCE at May. 31, 2024	$ 188,823	23,104,415	52,596,976	(7,038,745)	3,722,006	72,573,475
BALANCE (in shares) at Aug. 31, 2024	9,466,980
BALANCE at Aug. 31, 2024	$ 189,340	23,615,564	53,771,211	(6,382,124)	3,981,330	75,175,321
Stock issued for employee stock purchase plan (in shares)	7,383
Stock issued for employee stock purchase plan	$ 147	81,349	0	0	0	81,496
Stock option expense	0	1,018,210	0	0	0	1,018,210
Dividends paid to stockholders	0	0	(1,420,616)	0	0	(1,420,616)
Net income	0	0	1,117,185	0	612,040	1,729,225
Other comprehensive loss	0	0	0	364,734	(91,875)	272,859
Dividend received by non-controlling interest	0	0	0	0	(280,000)	(280,000)
Dividend received by non-controlling interest	$ 0	(1,018,210)	0	0	0	(1,018,210)
BALANCE (in shares) at May. 31, 2025	9,474,363
BALANCE at May. 31, 2025	$ 189,487	24,715,123	53,467,780	(6,017,390)	4,221,495	76,576,495
BALANCE (in shares) at Feb. 28, 2025	9,470,507
BALANCE at Feb. 28, 2025	$ 189,410	24,334,299	53,440,749	(8,218,805)	4,100,026	73,845,679
Stock issued for employee stock purchase plan (in shares)	3,856
Stock issued for employee stock purchase plan	$ 77	38,948	0	0	0	39,025
Stock option expense						180,000
Dividends paid to stockholders	0	0	(94,744)	0	0	(94,744)
Net income	0	0	121,775	0	210,676	332,451
Other comprehensive loss	0	0	0	2,201,415	90,793	2,292,208
Stock-based compensation expense	$ 0	341,876	0	0	0	341,876
Dividend received by non-controlling interest					(180,000)
Dividend received by non-controlling interest						(180,000)
BALANCE (in shares) at May. 31, 2025	9,474,363
BALANCE at May. 31, 2025	$ 189,487	$ 24,715,123	$ 53,467,780	$ (6,017,390)	$ 4,221,495	$ 76,576,495