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FINANCIAL STATEMENT SCHEDULE II (Details) - USD ($) $ in Millions | 12 Months Ended
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Jan. 31, 2021 | Jan. 31, 2020 | Jan. 31, 2019
Partner Program reserves |  |  |
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |  |  |
Balance at the Beginning of Year | $ 60.4 | $ 51.7 | $ 36.5
Additions Charged to Costs and Expenses or Revenues | 491.9 | 453.7 | 294.7
Deductions and Write-Offs | 488.3 | 445.0 | 279.5
Balance at End of Year | 64.0 | 60.4 | 51.7
Restructuring and other facility exit costs |  |  |
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |  |  |
Balance at the Beginning of Year | $ 0.0 | 2.1 | 57.2
Additions Charged to Costs and Expenses or Revenues |  | 0.3 | 41.9
Deductions and Write-Offs |  | 2.4 | 97.0
Balance at End of Year |  | $ 0.0 | $ 2.1

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- Definition Amount of valuation and qualifying accounts and reserves. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09(Column B)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e24092-122690 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09(Column E)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e24092-122690 + Details
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