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v3.21.1

Employee Benefit Plan (Details) - USD ($) $ in Millions | 12 Months Ended
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Mar. 31, 2021 | Mar. 31, 2020 | Mar. 31, 2019
Retirement Benefits [Abstract] |  |  |
Employer matching contribution for 401(k) defined compensation plan, percent of match (up to) | 6.00% |  |
Employer matching contributions | $ 11.1 | $ 11.1 | $ 10.6
Employer matching contribution for deferred compensation plan, percent of match (up to) | 6.00% |  |

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- References No definition available. + Details
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- Definition Commitment made to pay deferred cash remuneration expressed as a percentage of the individual's base salary. + References No definition available. + Details
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- Definition Amount of discretionary contributions made by an employer to a defined contribution plan. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
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- Definition Percentage employer matches of the employee's percentage contribution matched. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
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