SEVERANCE AND REORGANIZATION (Details) |
1 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|
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Jul. 31, 2020
USD ($)
numberOfInstallment
$ / shares
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Dec. 31, 2020
USD ($)
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Dec. 31, 2019
USD ($)
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Dec. 31, 2018
USD ($)
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| Restructuring and Related Activities [Abstract] | ||||
| Severance and reorganization charges | $ | $ 6,359,000 | $ 0 | $ 0 | |
| Employee Retention Plan pool | $ | $ 12,000,000.0 | |||
| Employee Retention Plan, number of vesting installments | numberOfInstallment | 4 | |||
| Employee Retention Plan, payable period | 12 months | |||
| Employee Retention Plan, target measurement period | 10 days | |||
| Employee Retention Plan, stock performance targets, stock price one (in USD per share) | $ 2.25 | |||
| Employee Retention Plan, stock performance targets, stock price two (in USD per share) | 3.25 | |||
| Employee Retention Plan, stock performance targets, stock price three (in USD per share) | 4.25 | |||
| Employee Retention Plan, stock performance targets, stock price four (in USD per share) | $ 5.25 | |||
| X | ||||||||||
- Definition Employee Retention Plan, Number Of Vesting Installments No definition available.
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- Definition Employee Retention Plan, Payable Period No definition available.
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- Definition Employee Retention Plan Pool No definition available.
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- Definition Employee Retention Plan, Stock Performance Targets Measurement Period No definition available.
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- Definition Employee Retention Plan, Stock Performance Targets, Stock Price Four No definition available.
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- Definition Employee Retention Plan, Stock Performance Targets, Stock Price One No definition available.
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- Definition Employee Retention Plan, Stock Performance Targets, Stock Price Three No definition available.
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- Definition Employee Retention Plan, Stock Performance Targets, Stock Price Two No definition available.
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- References No definition available.
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- Definition Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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