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LEASES - Narrative (Details) ft² in Thousands, $ in Millions | 9 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2020 USD ($) | Dec. 31, 2019 USD ($) | Mar. 31, 2020 USD ($) | Mar. 31, 2018 ft²
Leases [Abstract] |  |  |  |
Operating cash flow from operating leases | $ 6.3 | $ 7.2 |  |
Term of contract |  |  |  | 132 months
Area of real estate property | ft² |  |  |  | 162
Liability related to lease assignment | 2.8 |  |  |
Termination fee | 0.8 |  |  |
Receivable related to lease assignment | $ 6.4 |  | $ 6.4 |

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- Definition Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918673-209980 + Details
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