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Other Intangible Assets, Net (Tables)
3 Months Ended
Apr. 30, 2019
Finite-Lived Intangible Assets, Net [Abstract]  
Schedule of finite-lived intangible assets

Other intangible assets including developed technologies, customer relationships, trade names, patents, user lists and the related accumulated amortization were as follows:
 
April 30, 2019
 
January 31, 2019
Developed technologies, at cost
$
669.6

 
$
670.2

Customer relationships, trade names, patents, and user lists, at cost (1)
532.1

 
533.1

Other intangible assets, at cost (2)
1,201.7

 
1,203.3

Less: Accumulated amortization
(939.9
)
 
(922.5
)
Other intangible assets, net
$
261.8

 
$
280.8

_______________ 
(1)
Included in “Other assets” in the accompanying Condensed Consolidated Balance Sheets.
(2)
Includes the effects of foreign currency translation.