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Stock Plans - Performance Based Awards (Details) - PSU | 1 Months Ended | 12 Months Ended
--- | --- | ---
Nov. 30, 2019 shares | May 31, 2019 shares | Mar. 31, 2021 shares | Mar. 31, 2020 tranche shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Number of Awards, Granted (in shares) | 17,000 | 88,000 | 0 | 105,000
Number of annual tranches | tranche |  |  |  | 3
Percentage of shares eligible to vest | 46.00% | 0.00% |  |
Maximum |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Awards potential to vest, percentage |  |  |  | 200.00%
Awards potential to vest (in shares) |  |  |  | 210,000

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- Definition Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other than Options, Potential To Vest, Shares + References No definition available. + 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 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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- Definition Percentage of vesting of award under share-based payment arrangement. + 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 (a)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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