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Stock-Based Compensation - Schedule of Stock Options Activity (Parenthetical) (Details) - shares	Apr. 30, 2020	Jan. 31, 2020
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]
Exercisable	561,110	399,905

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- References

No definition available.

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- Definition

The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iii)
-URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901

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