v3.20.1
Net Loss Per Share Attributable to Common Stockholders (Details) - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Jan. 31, 2020
Jan. 31, 2019
Jan. 31, 2018
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Net loss attributable to common stockholders $ (141,779) $ (140,077) $ (135,490)
Accretion of redeemable convertible preferred stock $ 0 0 (5,853)
Net loss attributable to common stockholders   $ (140,077) $ (141,343)
Weighted average number of shares used in computing net loss per share attributable to Crowdstrike Class A an Class B common stockholders, basic and diluted (in shares) 148,062,000 44,863,000 41,876,000
Net loss per share attributable to Crowdstrike Class A and Class B common stockholders, basic and diluted (in usd per share) $ (0.96) $ (3.12) $ (3.38)
Class A Common Stock      
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Net loss attributable to common stockholders $ (23,369)    
Weighted average number of shares used in computing net loss per share attributable to Crowdstrike Class A an Class B common stockholders, basic and diluted (in shares) 24,405,000    
Net loss per share attributable to Crowdstrike Class A and Class B common stockholders, basic and diluted (in usd per share) $ (0.96)    
Class B Common Stock      
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Net loss attributable to common stockholders $ (118,410)    
Weighted average number of shares used in computing net loss per share attributable to Crowdstrike Class A an Class B common stockholders, basic and diluted (in shares) 123,657,000    
Net loss per share attributable to Crowdstrike Class A and Class B common stockholders, basic and diluted (in usd per share) $ (0.96)