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CONSOLIDATED BALANCE SHEET COMPONENTS - ESTIMATED FUTURE AMORTIZATION EXPENSE (Details) - USD ($) $ in Thousands | Mar. 31, 2020 | Mar. 31, 2019
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Consolidated Balance Sheet Components [Abstract] |  |
2020 | $ 2,354 |
2021 | 1,287 |
2022 | 650 |
2023 | 645 |
2024 | 645 |
Thereafter | 1,343 |
Total | $ 6,924 | $ 9,686

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