CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 4,235	$ 71,755
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	16,255	19,126
Equity-based awards	6,925	7,185
(Gain) Loss on asset disposals	(35)	282
Non-cash interest expense	2,667	9,432
Deferred income tax provision	1,611	2,826
Change in fair value of contingent consideration	1,788	763
Loss on equity investment	173	184
(Increase) decrease in assets:
Accounts receivable	(32,062)	(35,825)
Inventories	17,865	(193,722)
Prepaid expenses and other current assets	(1,591)	(12,958)
Other assets	4,593	(2,866)
Increase (decrease) in liabilities:
Accounts payable	(4,056)	12,372
Other payables and accrued expenses	(2,373)	(2,414)
Customer deposits	(8,488)	(10,337)
Net cash provided by (used in) operating activities	7,507	(134,197)
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of property and equipment and construction in progress	(21,747)	(17,001)
Proceeds from disposal of property and equipment	695	326
Cash used for additions to intangible assets	(760)	(1,467)
Cash used in acquisitions, net of cash acquired	(5,712)	(28,611)
Proceeds from disposal of a business	45,100	0
Net cash provided by (used in) investing activities	17,576	(46,753)
CASH FLOWS FROM FINANCING ACTIVITIES:
Net borrowings from floor plan	(2,477)	175,434
Proceeds from long-term debt	36,593	30,000
Payments on long-term debt	(69,107)	(17,756)
Payments of debt issuance costs	(695)	0
Payments of contingent consideration	(5,888)	(12,259)
Payments of tax withholdings for equity-based awards	(1,883)	(1,140)
Proceeds from issuance of Class A common stock as part of employee stock purchase plan	732	1,063
Distributions to members	(4,899)	(613)
Purchase of non-controlling interest	(18,840)	0
Repurchase and retirement of Class A common stock	0	(1,579)
Net cash (used in) provided by financing activities	(66,464)	173,150
Effects of exchange rate changes on cash and restricted cash	1	15
Net change in cash	(41,380)	(7,785)
Cash and restricted cash at beginning of period	93,310	60,947
Cash and restricted cash at end of period	51,930	53,162
Supplemental cash flow disclosures:
Cash paid for interest	50,312	33,520
Cash paid for income taxes	5,828	21,949
Noncash items:
Acquisition purchase price funded by contingent consideration	0	2,550
Purchase of property and equipment funded by long-term debt	156	1,053
Right-of-use assets obtained in exchange for new operating lease liabilities	19,857	14,826
Acquisition purchase price funded by affiliate financing	0	10,600
Settlement of affiliate financing with proceeds from sale and leaseback	$ 0	$ 10,600