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STOCK-BASED COMPENSATION (Details) - USD ($) $ in Millions | 1 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Dec. 31, 2020 | Mar. 31, 2020 | Oct. 31, 2018 | Sep. 30, 2020 | Jun. 30, 2020
Restricted Stock Units [Member] | Chief Executive Officer [Member] |  |  |  |  |
Restricted Stock Plan [Abstract] |  |  |  |  |
Number of restricted stock units granted (in shares) |  |  | 644,000 |  |
Service-Based Restricted Stock Units [Member] | Chief Executive Officer [Member] |  |  |  |  |
Restricted Stock Plan [Abstract] |  |  |  |  |
Vesting period from grant date |  |  |  | 5 years |
Number of restricted stock units granted (in shares) |  |  | 460,000 |  |
Performance-Based Restricted Stock Units [Member] | Chief Executive Officer [Member] | Tranche One [Member] |  |  |  |  |
Restricted Stock Plan [Abstract] |  |  |  |  |
Number of restricted stock units granted (in shares) |  |  | 92,000 |  |
Minimum amount of operating income (two/one fiscal year in a row) |  |  | $ 12 |  |
Performance-Based Restricted Stock Units [Member] | Chief Executive Officer [Member] | Tranche Two [Member] |  |  |  |  |
Restricted Stock Plan [Abstract] |  |  |  |  |
Number of restricted stock units granted (in shares) |  |  | 92,000 |  |
Minimum amount of operating income (two/one fiscal year in a row) |  |  | $ 14 |  |
2013 Restricted Stock Plan [Member] |  |  |  |  |
Restricted Stock Plan [Abstract] |  |  |  |  |
Shares of common stock reserved for restricted stock awards (in shares) |  |  |  |  | 800,000
Shares available for future awards (in shares) |  |  |  | 616,532 |
2013 Restricted Stock Plan [Member] | Minimum [Member] |  |  |  |  |
Restricted Stock Plan [Abstract] |  |  |  |  |
Vesting period from grant date |  |  |  | 4 years |
2013 Restricted Stock Plan [Member] | Restricted Stock Units [Member] | Key Employees [Member] | Forecast [Member] |  |  |  |  |
Restricted Stock Plan [Abstract] |  |  |  |  |
Number of restricted stock units granted (in shares) | 18,255 |  |  |  |
2013 Restricted Stock Plan [Member] | Service-Based Restricted Stock Units [Member] | Non-employee Director [Member] |  |  |  |  |
Restricted Stock Plan [Abstract] |  |  |  |  |
Vesting period from grant date |  |  |  | 3 years |
Number of restricted stock units granted (in shares) |  | 24,010 |  |  |

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