Information about Geographic Areas - Revenues by Geographic Area (Detail) - USD ($) $ in Thousands	3 Months Ended
Apr. 30, 2022	Apr. 30, 2021
Revenues by geography
Total revenues	$ 505,102	$ 433,573
North America
Revenues by geography
Total revenues	294,771	246,300
Europe
Revenues by geography
Total revenues	138,962	121,304
Asia Pacific
Revenues by geography
Total revenues	57,713	53,632
Middle East, Africa, and Latin America
Revenues by geography
Total revenues	$ 13,656	$ 12,337

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.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 30
-Subparagraph (a)
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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Reference 5: http://www.xbrl.org/2003/role/disclosureRef
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Reference 7: http://www.xbrl.org/2003/role/disclosureRef
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 924
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-Section S99
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+ Details