Note 11 - Segment and Geographic Information - Total Net Sales by Geographic Distribution (Details) - USD ($)	12 Months Ended
	Aug. 31, 2024	Aug. 31, 2023
Net sales	$ 85,059,517	$ 79,902,952
CHINA
Net sales	14,245,238	13,469,075
BRAZIL
Net sales	5,994,372	5,969,314
INDIA
Net sales	22,189,317	19,916,834
Other Countries [Member]
Net sales	12,137,925	11,993,375
UNITED STATES
Net sales	$ 30,492,665	$ 28,554,354