Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Intangibles Goodwill (Details)

v3.7.0.1
Goodwill and Intangibles Goodwill (Details) - USD ($)
$ in Millions
6 Months Ended
Jul. 01, 2017
Jul. 02, 2016
Goodwill [Line Items]    
Goodwill, Beginning Balance $ 413.8 $ 298.7
Acquisitions 0.0 94.8
Impairments 0.0 0.0
Adjustments 3.8 (0.4)
Goodwill, Ending Balance 417.6 393.1
Marine Engine [Member]    
Goodwill [Line Items]    
Goodwill, Beginning Balance 25.1 26.2
Acquisitions 0.0 0.0
Impairments 0.0 0.0
Adjustments 0.8 (0.1)
Goodwill, Ending Balance 25.9 26.1
Boat [Member]    
Goodwill [Line Items]    
Goodwill, Beginning Balance 2.2 0.0
Acquisitions 0.0 12.2
Impairments 0.0 0.0
Adjustments 0.0 0.0
Goodwill, Ending Balance 2.2 12.2
Fitness [Member]    
Goodwill [Line Items]    
Goodwill, Beginning Balance 386.5 272.5
Acquisitions 0.0 82.6
Impairments 0.0 0.0
Adjustments 3.0 (0.3)
Goodwill, Ending Balance $ 389.5 $ 354.8