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STOCK-BASED COMPENSATION - Summary of Restricted Stock Unit Activity (Details) - Restricted Stock Units (RSUs) | 9 Months Ended
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Oct. 31, 2021 shares
Shares |
Beginning balance (in shares) | 3,118,884
Granted (in shares) | 393,572
Granted, with vesting subject to performance conditions (in shares) | 107,075
Released (in shares) | (1,096,821)
Cancelled (in shares) | (124,603)
Ending balance (in shares) | 2,398,107
Vested plus expected to vest (in shares) | 2,373,380
Incremental shares released due to achievement of performance conditions (in shares) | 1,096,821
Achievement |
Shares |
Released (in shares) | (229,000)
Incremental shares released due to achievement of performance conditions (in shares) | 229,000

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- Definition The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(3) -URI http://asc.fasb.org/extlink&oid=120381028&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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition 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. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
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- Definition The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(2) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Share based compensation by share based payment arrangement equity instruments other than options granted with vesting subject to performance conditions. + References No definition available. + Details
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- Definition As of the balance sheet date, the number of shares of outstanding non-option equity instruments, vested and expected to vest. + References No definition available. + Details
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