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FAIR VALUE MEASUREMENTS - Contingent consideration (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2024	Jan. 31, 2023	Jan. 31, 2022
Changes in the estimated fair value of liability for contingent consideration measured using significant unobservable inputs (Level 3)
Changes in fair values, recorded in operating expenses	$ (3,000)	$ 200	$ 900
Liability for contingent consideration
Changes in the estimated fair value of liability for contingent consideration measured using significant unobservable inputs (Level 3)
Fair value measurement, beginning of year	12,717	0
Contingent consideration liabilities recorded for business combinations	2,265	12,184
Changes in fair values, recorded in operating expenses	(3,043)	408
Payments of contingent consideration	(4,906)	0
Foreign currency translation and other	228	125
Transfer of contingent consideration liability to Level 2 of the fair value hierarchy	(3,750)	0
Fair value measurement, end of year	$ 3,511	$ 12,717	$ 0

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- Definition

Amount of transfers of financial instrument classified as a liability out of level 3 of the fair value hierarchy.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)(3)
-Publisher FASB
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- Definition

Amount of gain (loss) recognized in income from liability measured at fair value on recurring basis using unobservable input (level 3).

+ References

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-Topic 820
-SubTopic 10
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- Definition

Amount of gain (loss) recognized in other comprehensive income (OCI) from liability measured at fair value on recurring basis using unobservable input (level 3).

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-Topic 820
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Amount of purchases of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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Amount of settlements of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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Fair value of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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