| BASIS OF PRESENTATION, CONSOLIDATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Allowance for Doubtful Accounts (Details) - USD ($) $ in Thousands | 5 Months Ended | 7 Months Ended | 12 Months Ended | |
|---|---|---|---|---|
| Mar. 31, 2020 | Oct. 31, 2019 | Mar. 31, 2021 | Mar. 31, 2019 | |
| Accounts Receivable, Allowance for Credit Loss [Roll Forward] | ||||
| Balance – beginning of period | $ 0 | $ 1,617 | $ 368 | $ 3,304 | 
| Additional allowances | 368 | 25 | 1,935 | 1,073 | 
| Write-offs and collections | 0 | 0 | 0 | (2,760) | 
| Sale of subsidiaries | 0 | (851) | 0 | 0 | 
| Fresh-start accounting adjustments | 0 | (791) | 0 | 0 | 
| Balance – end of period | $ 368 | $ 0 | $ 2,303 | $ 1,617 | 
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- Definition Amount of allowance for credit loss on accounts receivable. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- Definition Amount of increase (decrease) in allowance for credit loss on accounts receivable. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef 
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available. 
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- Definition Amount of direct write-downs of accounts receivable charged against the allowance. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- Definition Accounts Receivable, Allowance for Credit Loss, Disposals No definition available. 
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- Definition Accounts Receivable, Allowance for Credit Loss, Fresh Start Accounting Adjustment No definition available. 
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