Quarterly report pursuant to Section 13 or 15(d)

Segment Data (Details)

v3.7.0.1
Segment Data (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jul. 01, 2017
Jul. 02, 2016
Jul. 01, 2017
Jul. 02, 2016
Dec. 31, 2016
Segment Reporting Information [Line Items]          
Net Sales $ 1,352.0 $ 1,242.2 $ 2,512.3 $ 2,312.5  
Operating Earnings (Loss) 168.6 161.9 257.6 257.9  
Total Assets 3,383.7 3,243.6 3,383.7 3,243.6 $ 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 766.2 719.7 1,398.0 1,315.2  
Operating Earnings (Loss) 148.2 139.0 236.7 217.3  
Total Assets 1,220.2 1,090.2 1,220.2 1,090.2 1,079.5
Boat [Member]          
Segment Reporting Information [Line Items]          
Net Sales 412.1 368.1 794.8 704.9  
Operating Earnings (Loss) 24.7 22.7 27.9 39.1  
Total Assets 433.8 397.9 433.8 397.9 425.2
Total Marine [Member]          
Segment Reporting Information [Line Items]          
Net Sales 1,101.5 1,012.4 2,026.2 1,864.4  
Operating Earnings (Loss) 172.9 161.7 264.6 256.4  
Total Assets 1,654.0 1,488.1 1,654.0 1,488.1 1,504.7
Fitness [Member]          
Segment Reporting Information [Line Items]          
Net Sales 250.5 229.8 486.1 448.1  
Operating Earnings (Loss) 18.5 24.1 36.8 44.2  
Total Assets 951.3 838.6 951.3 838.6 947.5
Pension Costs [Member]          
Segment Reporting Information [Line Items]          
Net Sales 0.0 0.0 0.0 0.0  
Operating Earnings (Loss) (2.4) (3.7) (4.7) (7.4)  
Corporate/Other [Member]          
Segment Reporting Information [Line Items]          
Net Sales 0.0 0.0 0.0 0.0  
Operating Earnings (Loss) (20.4) (20.2) (39.1) (35.3)  
Total Assets 778.4 916.9 778.4 916.9 832.5
Total          
Segment Reporting Information [Line Items]          
Net Sales 1,352.0 1,242.2 2,512.3 2,312.5  
Operating Earnings (Loss) 168.6 161.9 257.6 257.9  
Total Assets 3,383.7 3,243.6 3,383.7 3,243.6 $ 3,284.7
Marine Eliminations [Member]          
Segment Reporting Information [Line Items]          
Net Sales (76.8) (75.4) (166.6) (155.7)  
Operating Earnings (Loss) $ 0.0 $ 0.0 $ 0.0 $ 0.0