Supplemental Cash Flow Information - Cash Flow Changes in Operating Asset and Liabilities (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jul. 31, 2023	Jul. 31, 2022	Jul. 31, 2023	Jul. 31, 2022
Supplemental Cash Flow Information
Trade accounts receivable	$ (6,051)	$ (1,624)	$ (9,170)	$ (4,544)
Other accounts receivable	(1,742)	2,532	(2,782)	2,349
Prepaid expenses and other	2,198	(286)	(1,542)	493
Inventory	385	(18)	365	36
Accounts payable	(367)	(293)	659	(1,135)
Accrued liabilities	782	(1,783)	2,431	(3,862)
Income taxes payable	(752)	(296)	(1,469)	127
Operating leases	(99)	(44)	(118)	(153)
Deferred revenue	10,260	2,794	15,856	7,411
Increase (Decrease) in Operating Capital, Total	$ 4,614	$ 982	$ 4,230	$ 722

The amount of increase (decrease) in operating lease liabilities.

No definition available.

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- Definition

The increase (decrease) during the reporting period in the aggregate amount of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (a)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-28

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- Definition

The increase (decrease) during the reporting period in amount due within one year (or one business cycle) from customers for the credit sale of goods and services.

+ References

+ Details

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- Definition

The increase (decrease) during the reporting period in the aggregate amount of expenses incurred but not yet paid.

+ References

+ Details

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- Definition

Amount of increase (decrease) in deferred income and obligation to transfer product and service to customer for which consideration has been received or is receivable.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (a)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-28

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- Definition

The increase (decrease) during the reporting period in the amounts payable to taxing authorities for taxes that are based on the reporting entity's earnings, net of amounts receivable from taxing authorities for refunds of overpayments or recoveries of income taxes, and in deferred and other tax liabilities and assets.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-28

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- Definition

The increase (decrease) during the reporting period in the aggregate value of all inventory held by the reporting entity, associated with underlying transactions that are classified as operating activities.

+ References

+ Details

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- Definition

The increase (decrease) during the reporting period of all assets and liabilities used in operating activities.

+ References

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- Definition

Amount of increase (decrease) in receivables classified as other.

+ References

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- Definition

Amount of increase (decrease) in prepaid expenses, and assets classified as other.

+ References

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- References

No definition available.

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