Annual report pursuant to Section 13 and 15(d)

BALANCE SHEET INFORMATION - Schedule of Other Accrued Liabilities (Details)

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BALANCE SHEET INFORMATION - Schedule of Other Accrued Liabilities (Details) - USD ($)
$ in Thousands
Mar. 31, 2020
Mar. 31, 2019
Balance Sheet Related Disclosures [Abstract]    
Accrued expenses $ 3,237 $ 8,925
Asset retirement obligation 1,655 1,936
Accrued settlement 101 10,452
Accrued warranty 2,668 3,456
Accrued interest 3,192 230
Other accrued liabilities 6,682 4,026
Total other accrued liabilities $ 17,535 $ 29,025