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SHAREHOLDERS' EQUITY (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022 | Jul. 24, 2020 | Feb. 28, 2019 | Feb. 28, 2018 | May 31, 2017
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |  |  |  |  |  |  |
Weighted average basic common shares (in shares) | 12,915,000 | 12,723,000 | 12,881,000 | 12,812,000 |  |  |  |
Effect of stock options (in shares) | 0 | 0 | 10,000 | 0 |  |  |  |
Effect of dilutive share awards (in shares) | 0 | 0 | 21,000 | 0 |  |  |  |
Weighted average diluted common shares (in shares) | 12,915,000 | 12,723,000 | 12,912,000 | 12,812,000 |  |  |  |
Additional disclosure |  |  |  |  |  |  |  |
Antidilutive securities excluded from computation of earnings per share (in shares) |  | 200,000 |  | 200,000 |  |  |  |
Common stock repurchases |  |  |  |  |  |  |  |
Value of common stock authorized to be repurchased |  |  |  |  |  | $ 150.0 | $ 100.0 |
Repurchased shares of common stock under stock repurchase program (in shares) |  |  | 0 | 379,895 |  |  |  |
Remaining authorized repurchase amount | $ 96.7 |  | $ 96.7 |  |  |  |  |
2025 Convertible Notes |  |  |  |  |  |  |  |
Additional disclosure |  |  |  |  |  |  |  |
Stated interest rate | 0.50% |  | 0.50% |  |  |  |  |
2025 Convertible Notes | Convertible Debt |  |  |  |  |  |  |  |
Additional disclosure |  |  |  |  |  |  |  |
Stated interest rate | 0.50% |  | 0.50% |  | 0.50% |  |  |
2022 Convertible Notes |  |  |  |  |  |  |  |
Additional disclosure |  |  |  |  |  |  |  |
Stated interest rate |  | 0.625% |  | 0.625% |  |  |  |
2022 Convertible Notes | Convertible Debt |  |  |  |  |  |  |  |
Additional disclosure |  |  |  |  |  |  |  |
Stated interest rate | 0.625% |  | 0.625% |  |  |  |  | 0.625%
Option |  |  |  |  |  |  |  |
Additional disclosure |  |  |  |  |  |  |  |
Antidilutive securities excluded from computation of earnings per share (in shares) | 1,200,000 | 1,000,000 | 1,000,000 | 1,000,000 |  |  |  |
Restricted Stock Units (RSUs) |  |  |  |  |  |  |  |
Additional disclosure |  |  |  |  |  |  |  |
Antidilutive securities excluded from computation of earnings per share (in shares) | 600,000 | 500,000 | 500,000 | 400,000 |  |  |  |
Convertible Debt |  |  |  |  |  |  |  |
Additional disclosure |  |  |  |  |  |  |  |
Antidilutive securities excluded from computation of earnings per share (in shares) | 800,000 | 2,100,000 | 1,200,000 | 2,100,000 |  |  |  |

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