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Share-Based Compensation - Narrative (Details) | 6 Months Ended
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Jul. 31, 2022 $ / shares shares
Market Performance-based RSUs |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Equity awards granted (in units) | 125,399
Restricted Stock Units | Employees |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Award vesting period | 4 years
Equity awards granted (in units) | 245,851
Restricted Stock Units (RSUs), Cash Settlement | Non-Employee Directors |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Equity awards granted (in units) | 15,579
Restricted Stock Units (RSUs), Share Settlement | Non-Employee Directors |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Equity awards granted (in units) | 15,579
Performance Period One | Market Performance-based RSUs |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Performance period | 1 year
Award vesting rights, percentage | 33.33%
Grant date fair value per unit (in dollars per share) | $ / shares | $ 57.92
Performance Period Two | Market Performance-based RSUs |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Performance period | 2 years
Award vesting rights, percentage | 33.33%
Grant date fair value per unit (in dollars per share) | $ / shares | $ 68.94
Performance Period Three | Market Performance-based RSUs |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Performance period | 3 years
Award vesting rights, percentage | 33.33%
Grant date fair value per unit (in dollars per share) | $ / shares | $ 75.69

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- Definition Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition 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). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(01) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition 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). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(01) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition 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. + References No definition available. + Details
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