Product Warranties - Narrative (Details)	3 Months Ended	12 Months Ended
Product Warranties - Narrative (Details)	Sep. 30, 2022	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2015
Product Warranty Liability [Line Items]
Standard product warranty, term, hours	500 hours
Standard product warranty, period, year four	4 years
Standard product warranty, period, year five	5 years
Malibu, Axis and Cobalt Brand Boats
Product Warranty Liability [Line Items]
Standard product warranty, period in years (up to) (in years)	5 years
Malibu and Axis Brand Boats
Product Warranty Liability [Line Items]
Standard product warranty, period in years (up to) (in years)	5 years
Gelcoat product warranty, period (in years)	1 year
Malibu Brand Boats
Product Warranty Liability [Line Items]
Standard product warranty, period in years (up to) (in years)				5 years	3 years
Axis Boats
Product Warranty Liability [Line Items]
Standard product warranty, period in years (up to) (in years)				5 years	2 years
Cobalt
Product Warranty Liability [Line Items]
Structural warranty, period (up to) (in years)	10 years
Warranty on all components manufactured or purchased (in years)	5 years	5 years	3 years
Gelcoat product warranty, period (in years)	3 years
Saltwater Fishing
Product Warranty Liability [Line Items]
Standard product warranty, period in years (up to) (in years)	5 years
Warranty on all components manufactured or purchased (in years)	2 years
Maverick, Pathfinder, and Hewes Brand Boats
Product Warranty Liability [Line Items]
Standard product warranty, period in years (up to) (in years)	5 years
Warranty on all components manufactured or purchased (in years)	1 year
Cobia
Product Warranty Liability [Line Items]
Standard product warranty, period in years (up to) (in years)	10 years
Warranty on all components manufactured or purchased (in years)	3 years