Deferred commission expenses.

No definition available.

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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

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- Definition

Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

+ References

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- Definition

Amount of transaction price allocated to performance obligation that has not been recognized as revenue.

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Revenues - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Jul. 31, 2021	Jul. 31, 2020	Jul. 31, 2021	Jul. 31, 2020	Jan. 31, 2021	Jan. 31, 2020
Disaggregation of Revenue [Line Items]
Contract with customers liability revenue recognized that was included as opening balance			$ 6,316	$ 5,243	$ 7,809	$ 7,441
Revenue remaining performance obligation amount	$ 33,583		33,583		34,044
Deferred commission expenses	1,300		1,300		1,319	64
Other Current Assets [Member]
Disaggregation of Revenue [Line Items]
Deferred commission expenses	707		707		794
Other Noncurrent Assets [Member]
Disaggregation of Revenue [Line Items]
Deferred commission expenses	593		593		$ 525
Revenue Benchmark [Member] \| Customer Concentration Risk [Member] \| One Customer [Member]
Disaggregation of Revenue [Line Items]
Concentration risk percentage					10.00%
Revenue Benchmark [Member] \| Customer Concentration Risk [Member] \| Two Customers [Member]
Disaggregation of Revenue [Line Items]
Revenue from contract with customers excluding assessed tax			$ 2,702	$ 2,882
Concentration risk percentage			22.00%	20.00%
Revenue Benchmark [Member] \| Customer Concentration Risk [Member] \| Four Customers [Member]
Disaggregation of Revenue [Line Items]
Revenue from contract with customers excluding assessed tax						$ 11,187
Concentration risk percentage						48.00%
Revenue Benchmark [Member] \| Customer Concentration Risk [Member] \| Six Customers [Member]
Disaggregation of Revenue [Line Items]
Revenue from contract with customers excluding assessed tax					$ 13,381
Concentration risk percentage					46.00%
Revenue Benchmark [Member] \| Customer Concentration Risk [Member] \| Minimum [Member] \| Four Customers [Member]
Disaggregation of Revenue [Line Items]
Concentration risk percentage						10.00%
Accounts Receivable [Member] \| Customer Concentration Risk [Member] \| One Customer [Member]
Disaggregation of Revenue [Line Items]
Concentration risk percentage						30.00%
Accounts Receivable [Member] \| Customer Concentration Risk [Member] \| Two Customers [Member]
Disaggregation of Revenue [Line Items]
Concentration risk percentage			68.00%
Accounts Receivable [Member] \| Customer Concentration Risk [Member] \| Three Customers [Member]
Disaggregation of Revenue [Line Items]
Concentration risk percentage				85.00%	85.00%
Software And Support [Member]
Disaggregation of Revenue [Line Items]
Revenue from contract with customers excluding assessed tax					$ 14,758	$ 15,914
Subscription Revenue [Member]
Disaggregation of Revenue [Line Items]
Revenue from contract with customers excluding assessed tax	3,209	$ 2,949	$ 7,086	$ 4,295	$ 9,943	$ 3,884
Product Subscription And Support Revenue [Member]
Disaggregation of Revenue [Line Items]
Revenue from contract with customers excluding assessed tax	$ 5,770	$ 5,340	$ 11,895	$ 9,076