Condensed Consolidated Unaudited Statements of Cash Flows - USD ($)	9 Months Ended
	Jun. 30, 2025	Jun. 30, 2024
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income available to common shareholders	$ 77,006	$ 3,099,904
Adjustments to reconcile net income available to common shareholders to net cash flows from (used in) operating activities:
Depreciation	6,924,921	6,520,440
Amortization	390,950	403,276
(Gain) loss on sales of property and equipment	(83,186)	(141,522)
Equity-based compensation	1,913,585	1,850,233
Deferred income taxes	(1,049,698)	(323,119)
Provision for credit losses	289,549	131,132
Inventory allowance	(108,194)	175,706
Change in fair value of contingent consideration	(1,453,452)	45,362
Change in fair value of mandatorily redeemable non-controlling interest	663,418	727,457
Changes in assets and liabilities, net of effects of business combinations:
Accounts receivable	(8,471,600)	(4,110,926)
Inventories	(1,924,234)	12,365,936
Prepaid and other current assets	(1,998,163)	(999,319)
Other assets	(255,431)	(39,767)
Accounts payable	(7,669,560)	4,082,394
Accrued expenses and accrued wages, salaries and bonuses	(1,068,207)	1,112,351
Other long-term liabilities	400,606	446,831
Income taxes payable and receivable	950,130	1,524,314
Net cash flows from (used in) operating activities	(12,471,560)	26,870,683
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchase of property and equipment	(8,238,960)	(16,793,486)
Proceeds from sales of property and equipment	106,163	306,748
Net cash flows from (used in) investing activities	(14,264,324)	(38,582,174)
CASH FLOWS FROM FINANCING ACTIVITIES:
Borrowings under revolving credit facilities	1,929,823,754	1,845,255,576
Repayments under revolving credit facilities	(1,896,504,987)	(1,828,751,621)
Principal payments on long-term debt	(3,938,660)	(2,277,999)
Dividends on common stock	(529,279)	(516,897)
Redemption and distributions to non-controlling interest	(1,961,410)	(2,069,157)
Net cash flows from (used in) financing activities	26,889,418	11,639,902
Net change in cash	153,534	(71,589)
Cash, beginning of period	672,788	790,931
Cash, end of period	826,322	719,342
Supplemental disclosure of cash flow information:
Cash paid during the period for interest, net of amounts capitalized	7,756,278	6,976,501
Cash paid during the period for income taxes, net of refunds	831,068	1,066,105
Supplemental disclosure of non-cash information:
Equipment acquisitions classified in accounts payable	42,729	83,180
Purchase of property financed with promissory note		8,000,000
Portion of Burklund acquisition financed with promissory note		3,900,000
Portion of Burklund acquisition financed with contingent consideration		1,578,444
Issuance of common stock in connection with the vesting of equity-based awards		1,296,372
Richmond Master Distributors, Inc
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisition		(6,631,039)
Arrowrock Supply
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisition	$ (6,131,527)
Burklund Distributors, Inc
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisition		$ (15,464,397)