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Property and Equipment, net (Tables)
 12 Months Ended
Jan. 31, 2025
Property, Plant and Equipment [Abstract]  
Schedule of Property and Equipment, net
The useful lives of property and equipment are as follows:
Useful lives
Computers and equipment3 years
Furniture and fixtures7 years
Leasehold improvementsShorter of estimated useful life or remaining lease term
Property and equipment consisted of the following:
 As of January 31,
 20252024
(dollars in millions)
Furniture and fixtures$15 $18 
Leasehold improvements84 92 
Property and equipment, gross99 110 
Less accumulated depreciation(56)(62)
Property and equipment, net$43 $48