Consolidated Statements of Equity - 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 options exercised (in shares)	36,094
Stock options exercised	$ 722	167,797	0	0	0	168,519
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 option expense	0	1,381,169	0	0	0	1,381,169
Dividends paid to stockholders	0	0	(2,642,298)	0	0	(2,642,298)
Dividend received by non-controlling interest					(1,255,076)	(1,255,076)
Net income	0	0	5,409,082	0	912,302	6,321,384
Other comprehensive income (loss)	$ 0	0	0	441,279	(18,420)	422,859
BALANCE (in shares) at Aug. 31, 2024	9,466,976
BALANCE at Aug. 31, 2024	$ 189,340	23,615,564	53,771,211	(6,382,124)	3,981,330	75,175,321
Stock options exercised (in shares)	1,127
Stock options exercised	$ 23	(23)	0	0	0	0
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	1,360,086	0	0	0	1,360,086
Dividends paid to stockholders	0	0	(1,515,361)	0	0	(1,515,361)
Dividend received by non-controlling interest					(280,000)	(280,000)
Net income	0	0	17,619	0	968,774	986,393
Other comprehensive income (loss)	$ 0	0	0	1,010,923	(106,133)	904,790
BALANCE (in shares) at Aug. 31, 2025	9,475,490
BALANCE at Aug. 31, 2025	$ 189,510	$ 25,056,976	$ 52,273,469	$ (5,371,201)	$ 4,563,971	$ 76,712,725