Segment Data (Details) - USD ($)
$ in Millions |
3 Months Ended |
6 Months Ended |
|
Jun. 28, 2025 |
Jun. 29, 2024 |
Jun. 28, 2025 |
Jun. 29, 2024 |
Dec. 31, 2024 |
| Segment Reporting Information [Line Items] |
|
|
|
|
|
| Net Sales |
$ 1,447.0
|
$ 1,443.9
|
$ 2,668.8
|
$ 2,808.9
|
|
| Operating Income (Loss) |
103.3
|
158.3
|
159.6
|
268.9
|
|
| Cost of sales, including restructuring |
1,079.4
|
1,059.2
|
1,998.0
|
2,054.2
|
|
| Operating Expenses |
264.3
|
226.4
|
511.2
|
485.8
|
|
| Total Assets |
5,794.3
|
6,395.7
|
5,794.3
|
6,395.7
|
$ 5,677.7
|
| Depreciation |
53.0
|
52.5
|
103.9
|
104.0
|
|
| Amortization |
20.1
|
17.9
|
39.3
|
35.8
|
|
| Payments to Acquire Property, Plant, and Equipment |
44.9
|
47.1
|
82.6
|
101.1
|
|
| Research and Development Expense |
41.8
|
43.0
|
80.3
|
88.8
|
|
| Net Property |
1,238.5
|
1,300.3
|
1,238.5
|
1,300.3
|
1,251.5
|
| Selling, General and Administrative Expense |
216.6
|
181.8
|
424.6
|
385.5
|
|
| Restructuring, Exit and Impairment Charges |
8.0
|
7.9
|
9.1
|
21.4
|
|
| Revenue from Contract with Customer, Excluding Assessed Tax |
1,447.0
|
1,443.9
|
2,668.8
|
2,808.9
|
|
| United States [Member] |
|
|
|
|
|
| Segment Reporting Information [Line Items] |
|
|
|
|
|
| Net Sales |
976.4
|
974.9
|
1,794.5
|
1,891.9
|
|
| Net Property |
1,112.3
|
1,174.3
|
1,112.3
|
1,174.3
|
1,127.8
|
| Revenue from Contract with Customer, Excluding Assessed Tax |
1,062.1
|
1,059.1
|
1,967.2
|
2,074.5
|
|
| Non-US |
|
|
|
|
|
| Segment Reporting Information [Line Items] |
|
|
|
|
|
| Net Sales |
470.6
|
469.0
|
874.3
|
917.0
|
|
| Net Property |
110.0
|
105.6
|
110.0
|
105.6
|
105.2
|
| Corporate Segment [Member] |
|
|
|
|
|
| Segment Reporting Information [Line Items] |
|
|
|
|
|
| Net Property |
16.2
|
20.4
|
16.2
|
20.4
|
18.5
|
| Cost of Sales [Member] |
|
|
|
|
|
| Segment Reporting Information [Line Items] |
|
|
|
|
|
| Restructuring, Exit and Impairment Charges |
2.1
|
6.3
|
2.8
|
9.9
|
|
| Selling, General and Administrative Expenses [Member] |
|
|
|
|
|
| Segment Reporting Information [Line Items] |
|
|
|
|
|
| Restructuring, Exit and Impairment Charges |
5.9
|
1.6
|
6.3
|
11.5
|
|
| Segment Eliminations [Member] |
|
|
|
|
|
| Segment Reporting Information [Line Items] |
|
|
|
|
|
| Revenue from Contract with Customer, Excluding Assessed Tax |
(96.9)
|
(94.5)
|
(197.7)
|
(206.7)
|
|
| Propulsion [Member] |
|
|
|
|
|
| Segment Reporting Information [Line Items] |
|
|
|
|
|
| Net Sales |
525.0
|
486.5
|
938.7
|
982.3
|
|
| Operating Income (Loss) |
65.8
|
85.6
|
111.9
|
168.4
|
|
| Cost of sales, including restructuring |
391.6
|
341.6
|
699.5
|
681.5
|
|
| Operating Expenses |
67.6
|
59.3
|
127.3
|
132.4
|
|
| Total Assets |
1,469.7
|
1,742.4
|
1,469.7
|
1,742.4
|
1,507.3
|
| Depreciation |
30.8
|
31.6
|
60.6
|
62.4
|
|
| Amortization |
2.1
|
1.5
|
4.0
|
3.1
|
|
| Segment, Expenditure, Addition to Long-Lived Assets |
21.4
|
23.8
|
36.6
|
51.1
|
|
| Research and Development Expense |
21.4
|
21.4
|
39.9
|
45.2
|
|
| Restructuring, Exit and Impairment Charges |
1.2
|
0.4
|
1.2
|
6.0
|
|
| Revenue from Contract with Customer, Excluding Assessed Tax |
525.0
|
486.5
|
938.7
|
982.3
|
|
| Propulsion [Member] | United States [Member] |
|
|
|
|
|
| Segment Reporting Information [Line Items] |
|
|
|
|
|
| Revenue from Contract with Customer, Excluding Assessed Tax |
374.4
|
350.6
|
674.6
|
729.3
|
|
| Propulsion [Member] | Segment Eliminations [Member] |
|
|
|
|
|
| Segment Reporting Information [Line Items] |
|
|
|
|
|
| Revenue from Contract with Customer, Excluding Assessed Tax |
(73.2)
|
(71.5)
|
(146.5)
|
(153.9)
|
|
| Boat [Member] |
|
|
|
|
|
| Segment Reporting Information [Line Items] |
|
|
|
|
|
| Net Sales |
405.4
|
434.2
|
777.1
|
859.9
|
|
| Operating Income (Loss) |
11.1
|
24.8
|
18.8
|
54.2
|
|
| Cost of sales, including restructuring |
338.3
|
359.4
|
647.0
|
702.5
|
|
| Operating Expenses |
56.0
|
50.0
|
111.3
|
103.2
|
|
| Total Assets |
902.1
|
891.8
|
902.1
|
891.8
|
868.3
|
| Depreciation |
13.7
|
12.9
|
26.9
|
25.5
|
|
| Amortization |
1.5
|
1.4
|
3.0
|
2.8
|
|
| Segment, Expenditure, Addition to Long-Lived Assets |
13.4
|
12.7
|
29.3
|
29.8
|
|
| Research and Development Expense |
7.5
|
6.1
|
14.7
|
12.9
|
|
| Restructuring, Exit and Impairment Charges |
1.0
|
1.7
|
1.3
|
2.7
|
|
| Revenue from Contract with Customer, Excluding Assessed Tax |
405.4
|
434.2
|
777.1
|
859.9
|
|
| Boat [Member] | United States [Member] |
|
|
|
|
|
| Segment Reporting Information [Line Items] |
|
|
|
|
|
| Revenue from Contract with Customer, Excluding Assessed Tax |
327.4
|
337.5
|
626.3
|
671.2
|
|
| Boat [Member] | Segment Eliminations [Member] |
|
|
|
|
|
| Segment Reporting Information [Line Items] |
|
|
|
|
|
| Revenue from Contract with Customer, Excluding Assessed Tax |
(0.2)
|
0.0
|
(0.6)
|
0.0
|
|
| Corporate Segment [Member] |
|
|
|
|
|
| Segment Reporting Information [Line Items] |
|
|
|
|
|
| Net Sales |
0.0
|
0.0
|
0.0
|
0.0
|
|
| Operating Income (Loss) |
(37.7)
|
(24.7)
|
(71.5)
|
(57.1)
|
|
| Cost of sales, including restructuring |
0.0
|
0.0
|
0.0
|
0.0
|
|
| Operating Expenses |
37.7
|
24.7
|
71.5
|
57.1
|
|
| Total Assets |
660.2
|
896.6
|
660.2
|
896.6
|
621.0
|
| Depreciation |
1.2
|
1.3
|
2.4
|
2.5
|
|
| Amortization |
1.1
|
0.8
|
2.2
|
1.6
|
|
| Segment, Expenditure, Addition to Long-Lived Assets |
1.2
|
2.7
|
3.1
|
4.8
|
|
| Research and Development Expense |
1.0
|
2.2
|
2.0
|
4.7
|
|
| Restructuring, Exit and Impairment Charges |
0.3
|
0.3
|
0.3
|
1.2
|
|
| Engine Parts and Accessories [Member] |
|
|
|
|
|
| Segment Reporting Information [Line Items] |
|
|
|
|
|
| Net Sales |
335.9
|
334.1
|
588.8
|
594.8
|
|
| Operating Income (Loss) |
71.7
|
75.6
|
110.8
|
108.8
|
|
| Cost of sales, including restructuring |
233.0
|
232.5
|
418.3
|
430.1
|
|
| Operating Expenses |
31.2
|
26.0
|
59.7
|
55.9
|
|
| Total Assets |
886.7
|
869.9
|
886.7
|
869.9
|
803.5
|
| Depreciation |
4.1
|
3.8
|
8.1
|
7.5
|
|
| Amortization |
0.3
|
0.2
|
0.5
|
0.4
|
|
| Segment, Expenditure, Addition to Long-Lived Assets |
4.0
|
2.3
|
6.2
|
5.8
|
|
| Research and Development Expense |
0.3
|
0.5
|
0.7
|
0.7
|
|
| Restructuring, Exit and Impairment Charges |
0.4
|
0.2
|
0.4
|
3.5
|
|
| Revenue from Contract with Customer, Excluding Assessed Tax |
335.9
|
334.1
|
588.8
|
594.8
|
|
| Engine Parts and Accessories [Member] | United States [Member] |
|
|
|
|
|
| Segment Reporting Information [Line Items] |
|
|
|
|
|
| Revenue from Contract with Customer, Excluding Assessed Tax |
246.4
|
245.5
|
427.4
|
425.0
|
|
| Engine Parts and Accessories [Member] | Segment Eliminations [Member] |
|
|
|
|
|
| Segment Reporting Information [Line Items] |
|
|
|
|
|
| Revenue from Contract with Customer, Excluding Assessed Tax |
(1.9)
|
(2.0)
|
(4.3)
|
(3.7)
|
|
| Navico Group |
|
|
|
|
|
| Segment Reporting Information [Line Items] |
|
|
|
|
|
| Net Sales |
180.7
|
189.1
|
364.2
|
371.9
|
|
| Operating Income (Loss) |
(7.6)
|
(3.0)
|
(10.4)
|
(5.4)
|
|
| Cost of sales, including restructuring |
116.5
|
125.7
|
233.2
|
240.1
|
|
| Operating Expenses |
71.8
|
66.4
|
141.4
|
137.2
|
|
| Total Assets |
1,875.6
|
1,995.0
|
1,875.6
|
1,995.0
|
$ 1,877.6
|
| Depreciation |
3.2
|
2.9
|
5.9
|
6.1
|
|
| Amortization |
15.1
|
14.0
|
29.6
|
27.9
|
|
| Segment, Expenditure, Addition to Long-Lived Assets |
4.9
|
5.6
|
7.4
|
9.6
|
|
| Research and Development Expense |
11.6
|
12.8
|
23.0
|
25.3
|
|
| Restructuring, Exit and Impairment Charges |
5.1
|
5.3
|
5.9
|
8.0
|
|
| Revenue from Contract with Customer, Excluding Assessed Tax |
180.7
|
189.1
|
364.2
|
371.9
|
|
| Navico Group | United States [Member] |
|
|
|
|
|
| Segment Reporting Information [Line Items] |
|
|
|
|
|
| Revenue from Contract with Customer, Excluding Assessed Tax |
113.9
|
125.5
|
238.9
|
249.0
|
|
| Navico Group | Segment Eliminations [Member] |
|
|
|
|
|
| Segment Reporting Information [Line Items] |
|
|
|
|
|
| Revenue from Contract with Customer, Excluding Assessed Tax |
$ (21.6)
|
$ (21.0)
|
$ (46.3)
|
$ (49.1)
|
|