Stock-Based Awards - Summary of Stock-Based Awards Activity (Details) shares in Thousands	3 Months Ended
Apr. 30, 2022 $ / shares shares
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Stock Options, Beginning Balance \| shares	12
Stock Options, Ending Balance \| shares	12
Stock Options, Weighted Average Exercise Price, Beginning Balance \| $ / shares	$ 48.66
Stock Options, Weighted Average Exercise Price, Ending Balance \| $ / shares	$ 48.66
Nonvested Stock Awards [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Stock Awards/ Share Units, Beginning Balance \| shares	2,769
Stock Awards/ Share Units, Granted \| shares	573
Stock Awards/ Share Units, Exercised/vested \| shares	(790)
Stock Awards/ Share Units, Forfeited/expired \| shares	(32)
Stock Awards/ Share Units, Ending Balance \| shares	2,520
Stock Awards/ Share Units, Weighted Average Grant Date Fair Value, Beginning Balance \| $ / shares	$ 36.17
Stock Awards/ Share Units, Awards/Units, Weighted Average Grant Date Fair Value, Granted \| $ / shares	60.00
Stock Awards/ Share Units, Weighted Average Grant Date Fair Value, Exercised/vested \| $ / shares	37.50
Stock Awards/ Share Units, Weighted Average Grant Date Fair Value, Forfeited/expired \| $ / shares	41.20
Stock Awards/ Share Units, Weighted Average Grant Date Fair Value, Ending Balance \| $ / shares	$ 41.11
Performance Share Units [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Stock Awards/ Share Units, Beginning Balance \| shares	856
Stock Awards/ Share Units, Granted \| shares	215
Stock Awards/ Share Units, Ending Balance \| shares	1,071
Stock Awards/ Share Units, Weighted Average Grant Date Fair Value, Beginning Balance \| $ / shares	$ 42.74
Stock Awards/ Share Units, Awards/Units, Weighted Average Grant Date Fair Value, Granted \| $ / shares	69.58
Stock Awards/ Share Units, Weighted Average Grant Date Fair Value, Ending Balance \| $ / shares	$ 48.12

The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
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Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.

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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

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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.

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Number of options outstanding, including both vested and non-vested options.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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