Capital Stock (Tables)

3 Months Ended

Apr. 30, 2019

Equity [Abstract]

Schedule of Ordinary Shares Reserved for Future Issuance under EIP and ESPP

As of April 30, 2019 and January 31, 2019, the following ordinary shares were reserved for future issuance under the EIP and ESPP:

	As of
	April 30, 2019		January 31, 2019
Shares reserved for options, restricted stock and    restricted stock units under EIP		7,034,012		5,915,654
Shares reserved for ESPP		2,137,609		1,833,574