v3.22.2.2
Leases - Lease Costs and Cash Flow Information (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Oct. 31, 2022
Oct. 31, 2021
Oct. 31, 2022
Oct. 31, 2021
New Accounting Pronouncements or Change in Accounting Principle [Line Items]        
Operating lease cost $ 21 $ 25 $ 66 $ 75
Variable lease cost 4 7 12 17
Cash paid for operating leases included in operating cash flows     84 84
Non-cash operating lease liabilities arising from obtaining operating lease right-of-use assets     49 12
Variable lease payments     12 17
Cost of subscription and maintenance revenue        
New Accounting Pronouncements or Change in Accounting Principle [Line Items]        
Operating lease cost 2 2 6 6
Variable lease cost 0 1 1 2
Cost of other revenue        
New Accounting Pronouncements or Change in Accounting Principle [Line Items]        
Operating lease cost 1 1 3 2
Variable lease cost 0 0 0 0
Marketing and sales        
New Accounting Pronouncements or Change in Accounting Principle [Line Items]        
Operating lease cost 9 11 28 33
Variable lease cost 2 3 5 7
Research and development        
New Accounting Pronouncements or Change in Accounting Principle [Line Items]        
Operating lease cost 7 7 21 23
Variable lease cost 1 2 4 5
General and administrative        
New Accounting Pronouncements or Change in Accounting Principle [Line Items]        
Operating lease cost 2 4 8 11
Variable lease cost $ 1 $ 1 $ 2 $ 3