Quarterly report pursuant to Section 13 or 15(d)

Segment Data (Details)

v3.8.0.1
Segment Data (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2017
Oct. 01, 2016
Sep. 30, 2017
Oct. 01, 2016
Dec. 31, 2016
Segment Reporting Information [Line Items]          
Net Sales $ 1,141.5 $ 1,093.0 $ 3,653.8 $ 3,405.5  
Operating Earnings (Loss) 111.7 122.5 369.3 380.4  
Total Assets 3,399.2 3,241.2 3,399.2 3,241.2 $ 3,284.7
Assets Held-For-Sale, Not Part of Disposal Group 6.3 14.2 6.3 14.2 13.2
Marine Engine [Member]          
Segment Reporting Information [Line Items]          
Net Sales 669.2 625.7 2,067.2 1,940.9  
Operating Earnings (Loss) 115.2 109.5 351.9 326.8  
Total Assets 1,195.3 1,060.5 1,195.3 1,060.5 1,079.5
Boat [Member]          
Segment Reporting Information [Line Items]          
Net Sales 309.3 307.0 1,104.1 1,011.9  
Operating Earnings (Loss) 0.1 6.8 28.0 45.9  
Total Assets 467.7 437.0 467.7 437.0 425.2
Total Marine [Member]          
Segment Reporting Information [Line Items]          
Net Sales 898.7 855.4 2,924.9 2,719.8  
Operating Earnings (Loss) 115.3 116.3 379.9 372.7  
Total Assets 1,663.0 1,497.5 1,663.0 1,497.5 1,504.7
Fitness [Member]          
Segment Reporting Information [Line Items]          
Net Sales 242.8 237.6 728.9 685.7  
Operating Earnings (Loss) 19.4 29.1 56.2 73.3  
Total Assets 1,005.0 922.4 1,005.0 922.4 947.5
Pension Costs [Member]          
Segment Reporting Information [Line Items]          
Net Sales 0.0 0.0 0.0 0.0  
Operating Earnings (Loss) (2.3) (3.6) (7.0) (11.0)  
Corporate/Other [Member]          
Segment Reporting Information [Line Items]          
Net Sales 0.0 0.0 0.0 0.0  
Operating Earnings (Loss) (20.7) (19.3) (59.8) (54.6)  
Total Assets 731.2 821.3 731.2 821.3 832.5
Total          
Segment Reporting Information [Line Items]          
Net Sales 1,141.5 1,093.0 3,653.8 3,405.5  
Operating Earnings (Loss) 111.7 122.5 369.3 380.4  
Total Assets 3,399.2 3,241.2 3,399.2 3,241.2 $ 3,284.7
Marine Eliminations [Member]          
Segment Reporting Information [Line Items]          
Net Sales (79.8) (77.3) (246.4) (233.0)  
Operating Earnings (Loss) $ 0.0 $ 0.0 $ 0.0 $ 0.0