Consolidated Statements of Stockholders' Equity - USD ($)	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Total
Balance at Sep. 30, 2023	$ 50,076,270	$ 44,430,786	$ 3,972,280	$ 2,253,289	$ 100,732,625
Net income	0	0	11,760,896	0	11,760,896
Other comprehensive income (loss)	0	0	0	(926,718)	(926,718)
Stock-based compensation	0	51,500	0	0	51,500
Cash dividends declared	0	0	(8,160,737)	0	(8,160,737)
Issuance costs	0	(82,793)	0	0	(82,793)
Issuance of common stock	1,173,225	3,588,777	0	0	4,762,002
Balance at Sep. 30, 2024	51,249,495	47,988,270	7,572,439	1,326,571	108,136,775
Net income	0	0	13,279,970	0	13,279,970
Other comprehensive income (loss)	0	0	0	(1,064,839)	(1,064,839)
Cash dividends declared	0	0	(8,564,377)	0	(8,564,377)
Issuance costs	0	(35,078)	0	0	(35,078)
Issuance of common stock	442,045	1,358,294	0	0	1,800,339
Balance at Sep. 30, 2025	$ 51,691,540	$ 49,311,486	$ 12,288,032	$ 261,732	$ 113,552,790