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INCOME TAXES - Narrative (Details) - USD ($) | 12 Months Ended |
--- | --- | ---
Mar. 31, 2023 | Mar. 31, 2022 | Mar. 31, 2021 | Mar. 31, 2020
Income Tax Contingency [Line Items] |  |  |  |
Provision for (benefit from) income taxes | $ 2,807,000 | $ (387,000) | $ 843,000 |
Deferred tax benefit | 0 | 1,253,000 | 0 |
Undistributed earnings (losses) of foreign subsidiaries | 2,700,000 | 12,900,000 | 15,300,000 |
Deferred tax assets, valuation allowance | 360,274,000 | 349,093,000 |  |
Operating loss carryforwards | 1,199,100,000 |  |  |
Operating loss carryforwards, subject to expiration | 361,000,000 |  |  |
Operating loss carryforward, indefinitely | 838,100,000 |  |  |
Unrecognized tax benefits | 10,113,000 | 9,850,000 | 7,053,000 | $ 6,115,000
Accrued penalties and interest | 100,000 | 200,000 | $ 0 |
Domestic Tax Authority |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |
Research tax credit carryforwards | 18,500,000 |  |  |
State and Local Jurisdiction |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |
Operating loss carryforwards | 978,700,000 |  |  |
Research tax credit carryforwards | $ 21,800,000 |  |  |
Fuze |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |
Deferred tax benefit |  | $ 1,200,000 |  |

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