SCHEDULE II: VALUATION AND QUALIFYING ACCOUNTS (Details) - Partner Program reserves - USD ($) $ in Millions	12 Months Ended
	Jan. 31, 2023	Jan. 31, 2022	Jan. 31, 2021
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at the Beginning of Year	$ 64.0	$ 64.0	$ 60.0
Additions Charged to Costs and Expenses or Revenues	928.0	623.0	492.0
Deductions	902.0	623.0	488.0
Balance at End of Year	$ 90.0	$ 64.0	$ 64.0