v3.10.0.1
Acquisitions (Purchase Price Allocation) (Details) - USD ($)
$ in Millions
Jul. 31, 2018
Apr. 24, 2018
Mar. 26, 2018
Jul. 31, 2017
Feb. 27, 2017
Business Acquisition          
Goodwill $ 522.8     $ 238.8  
Evident.io, Inc.          
Business Acquisition          
Goodwill     $ 209.8    
Identified intangible assets     85.1    
Net liabilities assumed     (2.0)    
Total     $ 292.9    
Cyber Secdo Ltd.          
Business Acquisition          
Goodwill   $ 68.6      
Identified intangible assets   17.3      
Net liabilities assumed   (3.2)      
Total   $ 82.7      
LightCyber Ltd.          
Business Acquisition          
Cash         $ 12.4
Goodwill         75.3
Identified intangible assets         19.5
Net liabilities assumed         (4.1)
Total         $ 103.1