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v3.20.1

Revenue Recognition Revenue Recognition - Payment Terms (Details) - USD ($) $ in Millions |  | 12 Months Ended
--- | --- | ---
Feb. 01, 2018 | Jan. 31, 2020 | Jan. 31, 2019
Revenue from External Customer [Line Items] |  |  |
Contract with customer, liability, revenue recognized |  | $ 1,800.0 | $ 1,500.0
Minimum |  |  |
Revenue from External Customer [Line Items] |  |  |
Subscription payment terms |  | 30 days |
EBA payment terms |  | 30 days |
Maximum |  |  |
Revenue from External Customer [Line Items] |  |  |
Subscription payment terms |  | 45 days |
EBA payment terms |  | 60 days |
Impact from the adoption of ASC 606 and 340-40 |  |  |
Revenue from External Customer [Line Items] |  |  |
Cumulative effect on retained earnings | $ 179.4 |  |
Accounting Standards Update 2014-09 - Revenue From Contracts with Customer |  |  |
Revenue from External Customer [Line Items] |  |  |
Cumulative effect on retained earnings | 89.0 |  |
Accounting Standards Update 2014-09 - Costs to Acquire a Contract from a Customer |  |  |
Revenue from External Customer [Line Items] |  |  |
Cumulative effect on retained earnings | $ 90.4 |  |

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- Definition Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 8 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130549-203045 + Details
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