v3.26.1
Revision of Prior Period Financial Statements - Consolidated Statements of Operations (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended
Apr. 30, 2026
Apr. 30, 2025
Error Corrections and Prior Period Adjustments Restatement [Line Items]    
Total cost of revenue $ 342,277 $ 287,875
Gross Profit 1,043,352 815,559
Sales and marketing 488,674 439,211
Research and development 408,326 330,926
General and administrative 176,952 164,135
Total operating expenses 1,073,952 934,272
Loss from operations (30,600) (118,713)
Loss before provision for income taxes 39,063 (83,944)
Net income (loss) 45,966 (105,050)
Net income (loss) attributable to CrowdStrike $ 27,774 $ (104,264)
Net income (loss) per share attributable to CrowdStrike common stockholders:    
Basic (in usd per share) $ 0.11 $ (0.42)
Diluted (in usd per share) $ 0.11 $ (0.42)
As previously reported    
Error Corrections and Prior Period Adjustments Restatement [Line Items]    
Total cost of revenue   $ 289,143
Gross Profit   814,291
Sales and marketing   439,617
Research and development   334,129
General and administrative   165,201
Total operating expenses   938,947
Loss from operations   (124,656)
Loss before provision for income taxes   (89,887)
Net income (loss)   (110,993)
Net income (loss) attributable to CrowdStrike   $ (110,207)
Net income (loss) per share attributable to CrowdStrike common stockholders:    
Basic (in usd per share)   $ (0.44)
Diluted (in usd per share)   $ (0.44)
Adjustments    
Error Corrections and Prior Period Adjustments Restatement [Line Items]    
Total cost of revenue   $ (1,268)
Gross Profit   1,268
Sales and marketing   (406)
Research and development   (3,203)
General and administrative   (1,066)
Total operating expenses   (4,675)
Loss from operations   5,943
Loss before provision for income taxes   5,943
Net income (loss)   5,943
Net income (loss) attributable to CrowdStrike   $ 5,943
Net income (loss) per share attributable to CrowdStrike common stockholders:    
Basic (in usd per share)   $ 0.02
Diluted (in usd per share)   $ 0.02
Subscription    
Error Corrections and Prior Period Adjustments Restatement [Line Items]    
Total cost of revenue $ 288,463 $ 241,360
Subscription | As previously reported    
Error Corrections and Prior Period Adjustments Restatement [Line Items]    
Total cost of revenue   242,374
Subscription | Adjustments    
Error Corrections and Prior Period Adjustments Restatement [Line Items]    
Total cost of revenue   (1,014)
Professional services    
Error Corrections and Prior Period Adjustments Restatement [Line Items]    
Total cost of revenue $ 53,814 46,515
Professional services | As previously reported    
Error Corrections and Prior Period Adjustments Restatement [Line Items]    
Total cost of revenue   46,769
Professional services | Adjustments    
Error Corrections and Prior Period Adjustments Restatement [Line Items]    
Total cost of revenue   $ (254)