Condensed Consolidated Unaudited Statements of Cash Flows - USD ($)	9 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 12,581,437	$ 9,197,728
Adjustments to reconcile net income to net cash flows from (used in) operating activities:
Depreciation	2,486,613	2,295,390
Amortization	28,355
Equity method investment earnings, net of tax	(1,670,133)	(1,403,124)
Gain on re-valuation of equity method investment to fair value	(2,387,411)
Gain on sales of property and equipment	(133,639)	(8,057)
Equity-based compensation	1,903,884	1,819,272
Deferred income taxes	1,407,012	(220,693)
Provision for losses on doubtful accounts	83,000	86,000
Inventory allowance	688,902	238,148
Changes in assets and liabilities net of effects of business acquisition:
Accounts receivable	(1,215,238)	(2,334,341)
Inventories	(4,674,292)	3,093,184
Prepaid and other current assets	(2,986,167)	(3,677,421)
Equity method investment distributions	1,095,467	828,466
Other assets	(728,596)	34,647
Accounts payable	1,313,711	2,680,540
Accrued expenses and accrued wages, salaries and bonuses	1,926,479	804,983
Other long-term liabilities	(690,693)	(169,854)
Income taxes payable and receivable	(1,890,449)	(537,548)
Net cash flows from (used in) operating activities	7,138,242	12,727,320
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchase of property and equipment	(13,940,428)	(1,254,958)
Proceeds from sales of property and equipment	145,500	39,728
Principal payment received on note receivable	175,000
Cash acquired in business acquisition	7,958
Net cash flows from (used in) investing activities	(13,611,970)	(1,215,230)
CASH FLOWS FROM FINANCING ACTIVITIES:
Borrowings under revolving credit facilities	1,393,048,057	1,217,375,073
Repayments under revolving credit facilities	(1,381,508,745)	(1,227,854,771)
Proceeds from borrowings on long-term debt		3,000,000
Principal payments on long-term debt	(524,874)	(373,216)
Proceeds from exercise of stock options	173,590
Repurchase of common stock		(5,738)
Dividends on common stock	(3,331,606)	(3,249,716)
Settlement and withholdings of equity-based awards	(1,280,749)	(365,022)
Distributions to non-controlling interest	(20,600)
Net cash flows from (used in) financing activities	6,555,073	(11,473,390)
Net change in cash	81,345	38,700
Cash, beginning of period	519,591	661,195
Cash, end of period	600,936	699,895
Supplemental disclosure of cash flow information:
Cash paid during the period for interest	1,201,073	1,031,457
Cash paid during the period for income taxes	5,468,488	3,667,036
Supplemental disclosure of non-cash information:
Equipment acquisitions classified in accounts payable	123,801
Effect of business acquisition (see Note 2)	23,308,624
Issuance of common stock in connection with the vesting and exercise of equity-based awards	$ 2,280,783	$ 949,812