Annual report pursuant to Section 13 and 15(d)

Goodwill and Other Intangibles (Details 1)

v3.10.0.1
Goodwill and Other Intangibles (Details 1) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Goodwill [Roll Forward]      
Goodwill, Beginning Balance $ 425.3 $ 413.8  
Acquisitions 344.2 5.5  
Impairments 0.0 0.0 $ 0.0
Adjustments (2.4) 6.0  
Goodwill, Ending Balance 767.1 425.3 413.8
Goodwill, Impaired, Accumulated Impairment Loss 0.0 0.0  
Marine Engine [Member]      
Goodwill [Roll Forward]      
Goodwill, Beginning Balance 31.7 25.1  
Acquisitions 344.2 5.5  
Impairments 0.0 0.0  
Adjustments (0.8) 1.1  
Goodwill, Ending Balance 375.1 31.7 25.1
Boat [Member]      
Goodwill [Roll Forward]      
Goodwill, Beginning Balance 2.2 2.2  
Acquisitions 0.0 0.0  
Impairments 0.0 0.0  
Adjustments 0.0 0.0  
Goodwill, Ending Balance 2.2 2.2 2.2
Fitness [Member]      
Goodwill [Roll Forward]      
Goodwill, Beginning Balance 391.4 386.5  
Acquisitions 0.0 0.0  
Impairments 0.0 0.0  
Adjustments (1.6) 4.9  
Goodwill, Ending Balance $ 389.8 $ 391.4 $ 386.5