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.

No definition available.

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- Definition

Amount of liability recognized arising from contingent consideration in a business combination.

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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).

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

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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BUSINESS COMBINATIONS AND DIVESTITURES - OTHER BUSINESS COMBINATION INFORMATION (Details) - USD ($) $ in Millions	12 Months Ended
	Jan. 31, 2021	Jan. 31, 2020	Jan. 31, 2019
Business Acquisition
Change in fair values, recorded in other (expense) income, net	$ (4.5)	$ (0.5)	$ (3.6)
Payments of contingent consideration	(20.1)	$ (33.1)	$ (13.6)
Recurring \| Level 3
Business Acquisition
Business combination, contingent consideration, liability	18.6
Accrued expenses and other current liabilities \| Recurring \| Level 3
Business Acquisition
Business combination, contingent consideration, liability	12.5
Other liabilities \| Recurring \| Level 3
Business Acquisition
Business combination, contingent consideration, liability	$ 6.1