INCOME TAXES - Deferred Tax Assets and Liabilities (Details) - USD ($)	Sep. 30, 2022	Sep. 30, 2021
Deferred tax assets:
Allowance for doubtful accounts	$ 281,927	$ 223,094
Accrued expenses	1,090,219	1,369,467
Inventory	414,239	362,466
Other	163,399	114,206
Net operating loss carry forwards - federal		7,108
Net operating loss carry forwards - state	697,013	697,013
Total gross deferred tax assets	2,646,797	2,773,354
Less: Valuation allowance	(697,013)	(697,013)
Total net deferred tax assets	1,949,784	2,076,341
Deferred tax liabilities:
Trade discounts	418,660	356,901
Operating lease, right-of-use assets	91,954
Property and equipment	2,337,447	2,101,463
Goodwill	921,799	921,799
Other	412,221	187,164
Intangible assets	96,291	40,242
Total deferred tax liabilities	4,278,372	3,607,569
Total net deferred income tax liability	$ 2,328,588	$ 1,531,228