v3.20.4
Net Loss Per Share Attributable to Common Stockholders (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
 12 Months Ended
Jan. 31, 2021
Jan. 31, 2020
Jan. 31, 2019
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Net loss     $ (140,077)
Net loss attributable to common stockholders     $ (140,077)
Weighted average shares used in computing net loss per share attributable to common stockholders, basic and diluted (in shares) 217,756 148,062 44,863
Net loss per share attributable to Crowdstrike common stockholders, basic and diluted (in usd per share) $ (0.43) $ (0.96) $ (3.12)
Class A Common Stock      
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Net loss $ (71,226) $ (23,369)  
Weighted average shares used in computing net loss per share attributable to common stockholders, basic and diluted (in shares) 167,442 24,405  
Net loss per share attributable to Crowdstrike common stockholders, basic and diluted (in usd per share) $ (0.43) $ (0.96)  
Class B Common Stock      
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Net loss $ (21,403) $ (118,410)  
Weighted average shares used in computing net loss per share attributable to common stockholders, basic and diluted (in shares) 50,314 123,657  
Net loss per share attributable to Crowdstrike common stockholders, basic and diluted (in usd per share) $ (0.43) $ (0.96)