XML 50 R36.htm IDEA: XBRL DOCUMENT v3.7.0.1
Acquisitions (Details) - USD ($)
$ in Millions
Dec. 01, 2016
Sep. 30, 2016
Dec. 01, 2015
Jan. 31, 2017
Oct. 31, 2016
Business Acquisition [Line Items]          
Goodwill       $ 924.7 $ 912.8
Mechanical Solutions Inc          
Business Acquisition [Line Items]          
Purchase price $ 12.6        
Contingent consideration liability 1.0        
OFJ Connections Ltd          
Business Acquisition [Line Items]          
Purchase price $ 6.3        
8 Solutions Ltd          
Business Acquisition [Line Items]          
Purchase price   $ 16.1      
Westway Services Holdings          
Business Acquisition [Line Items]          
Purchase price     $ 81.0    
Goodwill     53.8    
Intangible assets, other than goodwill     $ 22.5