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STOCK-BASED COMPENSATION PLANS (Tables) | 12 Months Ended
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Dec. 31, 2018
Disclosure Of Compensation Related Costs, Share-Based Payments [Abstract] |
Schedule of stock options, activity |
|  | 2018 |  |  | 2017 |  |  | 2016 |
|  | Shares Under Option |  |  | Weighted Average Exercise Price |  |  | Shares Under Option |  |  | Weighted Average Exercise Price |  |  | Shares Under Option |  |  | Weighted Average Exercise Price |
Outstanding at Beginning of Period |  |  | 11 |  |  | $ | 5.49 |  |  |  | 37 |  |  | $ | 5.49 |  |  |  | 38 |  |  | $ | 5.49 |
Granted |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Exercised |  |  | (10 | ) |  |  | 5.49 |  |  |  | (26 | ) |  |  | 5.49 |  |  |  | (1 | ) |  |  | 5.49 |
Forfeited and cancelled |  |  | (1 | ) |  |  | 5.49 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Outstanding at End of Period |  |  | — |  |  | $ | — |  |  |  | 11 |  |  | $ | 5.49 |  |  |  | 37 |  |  | $ | 5.49 |
Options exercisable at year end |  |  | — |  |  | $ | — |  |  |  | 11 |  |  | $ | 5.49 |  |  |  | 37 |  |  | $ | 5.49 |

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