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THE COMPANY AND SIGNIFICANT ACCOUNTING POLICIES - Narrative (Details) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Mar. 31, 2021 | Mar. 31, 2020 | Mar. 31, 2019 | Mar. 31, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Capitalized contract cost, amortization period | 5 years |  |  |
Term of contract |  |  |  | 132 months
Advertising expense | $ 9.0 | $ 32.2 | $ 25.0 |
Equipment |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Property, plant and equipment, useful life | 3 years |  |  |
Software and Software Development Costs |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Property, plant and equipment, useful life | 3 years |  |  |
Furniture and fixtures |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Property, plant and equipment, useful life | 5 years |  |  |
Minimum |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Term of contract | 1 year |  |  |
Renewal term | 12 months |  |  |
Maximum |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Term of contract | 10 years |  |  |
Renewal term | 5 years |  |  |
Restricted Stock Units (RSUs) | Share-based Compensation Award, Tranche One |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Vesting percentage | 33.33% |  |  |
Vesting period | 1 year |  |  |
Restricted Stock Units (RSUs) | Share-based Compensation Award, Tranche Two |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Vesting period | 2 years |  |  |
Computer Software, Intangible Asset |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Finite-lived intangible asset, useful life | 3 years |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |
Finite-lived intangible asset, useful life | 3 years |  |  |

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- Definition Amount charged to advertising expense for the period, which are expenses incurred with the objective of increasing revenue for a specified brand, product or product line. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 720 -SubTopic 35 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6420018&loc=d3e36677-107848 + Details
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