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Segment Information (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Segment Reporting Information [Line Items] |  |  |
Net Sales | $ 5,237.1 | $ 6,401.4 | $ 6,812.2
Cost of sales, including restructuring | 3,901.0 | 4,625.3 | 4,865.1
Cost of Sales | 3,886.3 | 4,614.4 | 4,865.0
Operating Expenses | 1,024.5 | 1,041.2 | 999.3
Operating Earnings (Loss) | 311.6 | 734.9 | 947.8
Total Assets | 5,677.7 | 6,230.5 |
Depreciation | 214.0 | 204.3 | 167.9
Amortization | 74.8 | 68.6 | 63.3
Capital Expenditures | 167.4 | 289.3 | 388.3
Research & Development Expense | 169.6 | 185.2 | 202.9
Net property | 1,251.5 | 1,315.8 |
Restructuring, Exit and Impairment Charges | 121.7 | 54.7 | 25.1
Cost of Sales [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Restructuring, Exit and Impairment Charges | 14.7 | 10.9 | 0.1
Selling, General and Administrative Expenses [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Restructuring, Exit and Impairment Charges | 107.0 | 43.8 | 25.0
United States [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net Sales | 3,547.6 | 4,449.8 | 4,699.2
Net property | 1,127.8 | 1,182.7 |
International [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net Sales | 1,689.5 | 1,951.6 | 2,113.0
Net property | 105.2 | 111.4 |
Parts and Accessories [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net Sales | 0.0 | 0.0 | 0.0
Net property | 18.5 | 21.7 |
Propulsion [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net Sales | 1,809.0 | 2,406.5 | 2,425.7
Cost of sales, including restructuring | 1,315.0 | 1,643.2 | 1,650.3
Operating Expenses | 251.4 | 268.6 | 252.5
Operating Earnings (Loss) | 242.6 | 494.7 | 522.9
Depreciation | 127.0 | 124.3 | 98.8
Amortization | 8.7 | 4.7 | 3.1
Research & Development Expense | 88.2 | 99.6 | 104.6
Segment, Expenditure, Addition to Long-Lived Assets | 81.4 | 157.1 | 236.1
Restructuring, Exit and Impairment Charges | 9.6 | 2.7 | 0.0
Boat [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net Sales | 1,553.5 | 1,988.7 | 2,119.1
Cost of sales, including restructuring | 1,288.2 | 1,612.6 | 1,707.8
Operating Expenses | 202.0 | 220.5 | 198.5
Operating Earnings (Loss) | 63.3 | 155.6 | 212.8
Depreciation | 52.8 | 49.0 | 42.1
Amortization | 5.8 | 5.0 | 3.3
Research & Development Expense | 25.2 | 26.9 | 26.7
Segment, Expenditure, Addition to Long-Lived Assets | 47.3 | 72.3 | 86.6
Restructuring, Exit and Impairment Charges | 6.3 | 10.5 | 0.0
Parts and Accessories [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net Sales | 0.0 | 0.0 | 0.0
Cost of sales, including restructuring | 0.0 | 0.0 | 0.0
Operating Expenses | 113.6 | 138.0 | 124.1
Operating Earnings (Loss) | (113.6) | (138.0) | (124.1)
Depreciation | 5.0 | 3.5 | 2.5
Amortization | 3.5 | 2.5 | 1.0
Research & Development Expense | 8.3 | 9.3 | 4.2
Segment, Expenditure, Addition to Long-Lived Assets | 8.5 | 15.7 | 15.5
Restructuring, Exit and Impairment Charges | 2.4 | 7.7 | 17.4
Navico Group |  |  |
Segment Reporting Information [Line Items] |  |  |
Net Sales | 720.1 | 813.5 | 964.8
Cost of sales, including restructuring | 471.5 | 512.6 | 594.7
Operating Expenses | 349.2 | 295.7 | 301.9
Operating Earnings (Loss) | (100.6) | 5.2 | 68.2
Depreciation | 12.3 | 12.3 | 13.5
Amortization | 55.9 | 55.7 | 55.2
Research & Development Expense | 46.6 | 48.0 | 66.1
Segment, Expenditure, Addition to Long-Lived Assets | 21.8 | 26.3 | 24.4
Restructuring, Exit and Impairment Charges | 98.6 | 30.5 | 7.7
Engine Parts and Accessories [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net Sales | 1,154.5 | 1,192.7 | 1,302.6
Cost of sales, including restructuring | 826.3 | 856.9 | 912.3
Operating Expenses | 108.3 | 118.4 | 122.3
Operating Earnings (Loss) | 219.9 | 217.4 | 268.0
Depreciation | 16.9 | 15.2 | 11.0
Amortization | 0.9 | 0.7 | 0.7
Research & Development Expense | 1.3 | 1.4 | 1.3
Segment, Expenditure, Addition to Long-Lived Assets | 8.4 | 17.9 | 25.7
Restructuring, Exit and Impairment Charges | 4.8 | 3.3 | $ 0.0
Operating Segments | Propulsion [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net Sales | 2,074.2 |  |
Total Assets | 1,507.3 | 1,648.7 |
Operating Segments | Boat [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net Sales | 1,553.5 |  |
Total Assets | 868.3 | 874.8 |
Operating Segments | Parts and Accessories [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Total Assets | 621.0 | 777.1 |
Operating Segments | Navico Group |  |  |
Segment Reporting Information [Line Items] |  |  |
Net Sales | 800.2 |  |
Total Assets | 1,877.6 | 2,074.3 |
Operating Segments | Engine Parts and Accessories [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net Sales | 1,160.8 |  |
Total Assets | $ 803.5 | $ 855.6 |

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