CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2024	Mar. 31, 2023
Revenues:
Total revenues	$ 488,321	$ 524,331	$ 852,334	$ 890,990
Cost of sales (exclusive of depreciation and amortization shown separately below):
Total cost of sales	367,959	377,634	640,529	634,305
Selling, general and administrative expenses	86,511	90,193	166,110	168,031
Depreciation and amortization	4,872	5,637	9,094	11,330
Transaction costs	145	241	724	1,571
Change in fair value of contingent consideration	3,132	1,736	3,704	327
Restructuring and impairment	11,847	0	11,847	0
Income from operations	13,855	48,890	20,326	75,426
Other expense (income):
Interest expense – floor plan	8,525	5,472	16,337	10,251
Interest expense – other	9,192	8,604	18,344	16,188
Other expense (income), net	2,493	(187)	2,246	(826)
Total other expense, net	20,210	13,889	36,927	25,613
Net (loss) income before income tax (benefit) expense	(6,355)	35,001	(16,601)	49,813
Income tax (benefit) expense	(1,846)	7,964	(4,122)	11,348
Net (loss) income	(4,509)	27,037	(12,479)	38,465
Net (income) attributable to non-controlling interests	0	(1,165)	(119)	(2,530)
Net loss (income) attributable to non-controlling interests of One Water Marine Holdings, LLC	540	(3,068)	1,459	(4,231)
Net (loss) income attributable to OneWater Marine Inc.	(3,969)	22,804	(11,139)	31,704
New boat
Revenues:
Total revenues	327,306	355,284	568,390	587,689
Cost of sales (exclusive of depreciation and amortization shown separately below):
Total cost of sales	267,226	275,026	463,629	450,284
Pre-owned boat
Revenues:
Total revenues	78,648	75,394	131,931	131,172
Cost of sales (exclusive of depreciation and amortization shown separately below):
Total cost of sales	62,783	58,180	104,129	98,484
Finance & insurance income
Revenues:
Total revenues	14,730	15,324	22,090	24,258
Service, parts & other
Revenues:
Total revenues	67,637	78,329	129,923	147,871
Cost of sales (exclusive of depreciation and amortization shown separately below):
Total cost of sales	$ 37,950	$ 44,428	$ 72,771	$ 85,537
Class A Common Stock
Other expense (income):
Net (loss) earnings per share of Class A common stock – basic (in usd per share)	$ (0.27)	$ 1.59	$ (0.77)	$ 2.21
Net (loss) earnings per share of Class A common stock - diluted (in usd per share)	$ (0.27)	$ 1.56	$ (0.77)	$ 2.17
Basic weighted-average shares of Class A common stock outstanding (in shares)	14,579	14,340	14,559	14,318
Diluted weighted-average shares of Class A common stock outstanding (in shares)	14,579	14,655	14,559	14,612