v3.26.1
Basis of Presentation and Summary of Significant Accounting Policies - Schedule of Segment Reporting Information (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jul. 31, 2026
Jul. 31, 2025
Jul. 31, 2026
Jul. 31, 2025
Segment Reporting [Line Items]        
Revenue $ 1,546,793 $ 1,144,969 $ 2,937,744 $ 2,187,043
Cost of revenue 510,075 371,815 974,575 720,601
Sales and marketing 611,615 501,957 1,200,567 960,511
Research and development 567,476 492,003 1,102,413 964,407
General and administrative 120,594 119,470 249,310 329,057
Interest income 41,996 49,467 83,141 102,630
Interest expense (2,081) (2,074) (4,161) (4,145)
Other income (expense), net 34,762 (4,985) 25,191 (33,043)
Provision for income taxes 3,430 62 2,341 5,791
Net income (loss) (191,720) (297,930) (487,291) (727,882)
Product revenue        
Segment Reporting [Line Items]        
Revenue 1,491,861 1,090,496 2,826,190 2,087,309
Professional services and other revenue        
Segment Reporting [Line Items]        
Revenue $ 54,932 $ 54,473 $ 111,554 $ 99,734
Third-Party Cloud Infrastructure Expenses | Cost Of Product Revenue Benchmark | Cost Of Product Revenue Type Risk        
Segment Reporting [Line Items]        
Concentration risk, percentage 75.00% 70.00% 74.00% 69.00%
Personnel-Related Expenses | Cost Of Revenue And Operating Expenses Benchmark | Cost Of Revenue And Operating Expenses Type Risk        
Segment Reporting [Line Items]        
Concentration risk, percentage 37.00% 38.00% 37.00% 36.00%
Reportable Segment        
Segment Reporting [Line Items]        
Revenue $ 1,546,793 $ 1,144,969 $ 2,937,744 $ 2,187,043
Sales and marketing 611,615 501,957 1,200,567 960,511
Research and development 567,476 492,003 1,102,413 964,407
General and administrative 120,594 119,470 249,310 329,057
Interest income (41,996) (49,467) (83,141) (102,630)
Interest expense 2,081 2,074 4,161 4,145
Other income (expense), net (34,762) 4,985 (25,191) 33,043
Provision for income taxes 3,430 62 2,341 5,791
Net income (loss) (191,720) (297,930) (487,291) (727,882)
Reportable Segment | Product revenue        
Segment Reporting [Line Items]        
Cost of revenue 434,418 302,316 821,292 587,592
Reportable Segment | Professional services and other revenue        
Segment Reporting [Line Items]        
Cost of revenue $ 75,657 $ 69,499 $ 153,283 $ 133,009