Acquisitions (Details) - USD ($) $ in Millions	9 Months Ended	12 Months Ended
	Sep. 30, 2023	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Dec. 01, 2023	Sep. 01, 2023	May 10, 2022
Business Acquisition [Line Items]
Goodwill		$ 966.1	$ 1,030.7	$ 967.6
Payments to Acquire Businesses, Net of Cash Acquired		$ 31.8	$ 103.6	$ 93.8
Effective Tax Rate		26.60%	31.20%	20.20%
Net Sales		$ 5,237.1	$ 6,401.4	$ 6,812.2
Operating Income (Loss)		311.6	734.9	947.8
Freedom Boat Club [Member]
Business Acquisition [Line Items]
Business Combination, Consideration Transferred		31.2	16.0	$ 93.9
Goodwill		26.7			$ 12.9
Freedom Boat Club [Member] | Customer Relationships [Member]
Business Acquisition [Line Items]
Business Combination, Consideration Transferred		$ 5.2	$ 3.3
Useful Life		10 years
Freedom Boat Club [Member] | Customer Relationships [Member]
Business Acquisition [Line Items]
Trade Names							$ 11.9
Navico
Business Acquisition [Line Items]
Goodwill		$ 513.4
Freedom Boat Club Franchises
Business Acquisition [Line Items]
Goodwill							$ 71.4
Fliteboard
Business Acquisition [Line Items]
Business Combination, Consideration Transferred	$ 88.3
Goodwill						$ 38.0
Indefinite-Lived Trade Names						20.7
Fliteboard | Technology-Based Intangible Assets
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Asset Acquired and Liability Assumed, Lease Obligation						$ 7.1
Fliteboard | Customer Relationships [Member]
Business Acquisition [Line Items]
Business Combination, Consideration Transferred	$ 8.4
Useful Life		15 years