CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Statement of Comprehensive Income [Abstract]
Net income	$ 33,290	$ 64,483	$ 71,755	$ 130,323
Other comprehensive income:
Foreign currency translation adjustment	(4)	0	15	0
Comprehensive income	33,286	64,483	71,770	130,323
Less: Net income attributable to non-controlling interests	(938)	(959)	(3,468)	(1,970)
Less: Net income attributable to non-controlling interests of One Water Marine Holdings, LLC	(3,782)	(7,547)	(8,013)	(16,060)
Foreign currency translation adjustment attributable to non-controlling interest of One Water Marine Holdings, LLC	0	0	(2)	0
Comprehensive income attributable to One Water Marine Holdings, Inc.	$ 28,566	$ 55,977	$ 60,287	$ 112,293