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Nature of Operations, Segment Reporting and Geographical Information - Summary of Selected Financial Information by Geographic Area (Detail) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2020	Jan. 31, 2019	Jan. 31, 2018
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	$ 133,446	$ 136,657	$ 113,401
Long-Lived Assets	36,651	40,054
United States [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	83,671	83,668	69,795
Long-Lived Assets	34,072	36,750
Europe [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	29,617	31,574	29,948
Long-Lived Assets	2,544	3,223
Asia [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	8,316	8,207	3,808
Canada [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	5,719	6,692	5,373
Long-Lived Assets	35	81
Central and South America [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	4,145	4,147	3,402
Other [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	$ 1,978	$ 2,369	$ 1,075

X

- Definition

Long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
-Topic 280
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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
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-Publisher FASB
-Name Accounting Standards Codification
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