EMPLOYEE BENEFIT PLANS, Stock Option Activity Rollforward (Details)  | 
7 Months Ended | 
|---|---|
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 Oct. 31, 2019  
$ / shares  
shares 
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| Weighted Average Exercise Price [Abstract] | |
| Outstanding at March 31, 2018 | $ / shares | $ 26.5 | 
| Expired or forfeited | $ / shares | 25.7 | 
| Cancelled | $ / shares | 26.5 | 
| Outstanding at March 31, 2019 | $ / shares | $ 0 | 
| Number of Shares [Roll Forward] | |
| Outstanding at March 31, 2018 | shares | 3,217,723 | 
| Cancelled | shares | (3,087,700) | 
| Expired or forfeited | shares | (130,023) | 
| Outstanding at March 31, 2019 | shares | 0 | 
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- Definition For presentations that combine terminations, the number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan or that expired. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Definition Weighted average price of options that were either forfeited or expired. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Definition Number of options outstanding, including both vested and non-vested options. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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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 Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- References No definition available. 
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- Definition Number of share options (or share units) cancelled during the period. No definition available. 
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- Definition Weighted average per share amount at which cancelled shares of common stock by exercise of options. No definition available. 
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