Net Loss per Share (Tables)

3 Months Ended

Apr. 30, 2018

Earnings Per Share [Abstract]

Schedule of basic and diluted earnings (loss) per share

The following table sets forth the computation of basic and diluted net loss per share attributable to common stockholders (in thousands, except share and per share data):

	Three Months Ended April 30,
	2018			2017
Numerator:
Net loss	$	(29,164	)	$	(19,690	)
Denominator:
Weighted-average shares used to compute net loss per share, basic and diluted	50,350,052			13,164,559
Net loss per share, basic and diluted	$	(0.58	)	$	(1.50	)

Schedule of antidilutive securities excluded from computation of earnings per share

The following weighted-average outstanding potentially dilutive common shares were excluded from the computation of diluted net loss per share for the periods presented because the impact of including them would have been antidilutive:

	Three Months Ended April 30,
	2018	2017
Redeemable convertible preferred stock (as converted)	—	26,899,852
Redeemable convertible preferred stock warrants (as converted)	—	54,604
Common stock warrants	—	122,043
Stock options to purchase Class A common stock	3,539,338	910,513
Stock options to purchase Class B common stock	9,001,291	10,340,401
Early exercised stock options	234,646	128,609