Net Loss Per Share (Tables)

6 Months Ended

Jul. 31, 2017

Earnings Per Share [Abstract]

Schedule of Basic and Diluted Net Loss Per Share

The following table presents the calculation of basic and diluted net loss per share (dollars in thousands, except per share data):

	Three Months Ended July 31,
	2017						2016
	Class A			Class B			Class A		Class B
	(unaudited)
Numerator:
Net loss	$	(4,227	)	$	(22,775	)	$	—	$	(20,601	)
Denominator:
Weighted-average shares outstanding - basic and diluted	14,650			78,926			—		18,802
Net loss per share attributable to common stockholders - basic and diluted:	$	(0.29	)	$	(0.29	)	$	—	$	(1.10	)

	Six Months Ended July 31,
	2017						2016
	Class A			Class B			Class A		Class B
	(unaudited)
Numerator:
Net loss	$	(7,546	)	$	(48,357	)	$	—	$	(43,354	)
Denominator:
Weighted-average shares outstanding - basic and diluted	9,061			58,064			—		18,687
Net loss per share attributable to common stockholders - basic and diluted:	$	(0.83	)	$	(0.83	)	$	—	$	(2.32	)

Schedule of Potentially Dilutive Securities Excluded from Computation of Diluted Per Share

Potentially dilutive securities that were not included in the diluted per share calculations because they would be anti-dilutive were as follows (in thousands):

	As of July 31,
	2017	2016
Conversion of convertible preferred stock	—	59,465
Conversion of common stock warrant	—	188
Conversion of convertible preferred stock warrant	—	29
Restricted common stock issued and outstanding	800	—
Issued and outstanding stock options	33,360	30,501
Unvested RSUs issued and outstanding	2,210	—
Unvested restricted stock awards issued and outstanding	599	—
Shares committed under the ESPP	1,082	—
Unvested shares subject to repurchase	324	603
	38,375	90,786