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Other Intangible Assets, Net (Tables) | 6 Months Ended
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Jul. 31, 2018
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:
| July 31, 2018 |  | January 31, 2018
Developed technologies, at cost | $ | 580.0 |  |  | $ | 578.5 |
Customer relationships, trade names, patents, and user lists, at cost (1) | 381.7 |  |  | 372.5 |
Other intangible assets, at cost (2) | 961.7 |  |  | 951.0 |
Less: Accumulated amortization | (903.8 | ) |  | (895.8 | )
Other intangible assets, net | $ | 57.9 |  |  | $ | 55.2 |
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(1) | Included in “Other assets” in the accompanying Condensed Consolidated Balance Sheets.
(2) | Includes the effects of foreign currency translation.

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- Definition Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
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