CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Cash flows from operating activities
Net income	$ 11,428	$ 23,486
Adjustments to reconcile net income to net cash used in operating activities:
Depreciation and amortization	6,182	1,749
Equity-based awards	2,572	2,100
Loss (gain) on asset disposals	171	(37)
Non-cash interest expense	2,217	200
Deferred income tax provision	1,185	1,659
Change in fair value of contingent consideration	(1,409)	5,746
Loss on equity investment	260	0
(Increase) decrease in assets:
Accounts receivable	(5,466)	240
Inventories	(147,832)	(71,660)
Prepaid expenses and other current assets	13,648	2,137
Other assets	(729)	(14)
Increase (decrease) in liabilities:
Accounts payable	(1,464)	13,911
Other payables and accrued expenses	(12,437)	(6,414)
Tax receivable agreement liability	0	313
Customer deposits	(6,376)	3,759
Net cash used in operating activities	(138,050)	(22,825)
Cash flows from investing activities
Purchases of property and equipment and construction in progress	(6,416)	(3,428)
Proceeds from disposal of property and equipment	47	6
Cash used in acquisitions, net of cash acquired	(28,611)	(278,798)
Net cash used in investing activities	(34,980)	(282,220)
Cash flows from financing activities
Net borrowings from floor plan	156,032	81,403
Proceeds from long-term debt	20,000	240,000
Payments on long-term debt	(379)	(5,507)
Payments of debt issuance costs	0	(3,979)
Payments of contingent consideration	(4,300)	0
Payments of tax withholdings for equity-based awards	(754)	(468)
Distributions to members	(319)	(5,584)
Net cash provided by financing activities	170,280	305,865
Effect of exchange rate changes on cash and restricted cash	11	0
Net change in cash	(2,739)	820
Cash and restricted cash at beginning of period	60,947	73,949
Cash and restricted cash at end of period	58,208	74,769
Supplemental cash flow disclosures
Cash paid for interest	10,146	2,206
Cash paid for income taxes	2,897	702
Noncash items
Acquisition purchase price funded by seller notes payable	0	1,126
Acquisition purchase price funded by contingent consideration	2,550	9,967
Accrued purchase consideration	0	5,353
Acquisition purchase price funded by issuance of Class A common stock	0	6,834
Purchase of property and equipment funded by long-term debt	792	231
Right-of-use assets obtained in exchange for new operating lease liabilities	6,314	31,529
Acquisition purchase price funded by affiliate financing	10,600	0
Settlement of affiliate financing with proceeds from sale and leaseback	$ 10,600	$ 0