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ASSET IMPAIRMENTS (Tables) | 6 Months Ended
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Jun. 30, 2019
Asset Impairment Charges [Abstract] |
Summary of Impairments | The below table summarizes impairments during the three and six months ended June 30, 2019 and 2018, along with the amount of impairment.
|  | Three Months Ended |  |  | Six Months Ended |
(Dollars in thousands) |  | June 30, 2019 |  |  | June 30, 2018 |  |  | June 30, 2019 |  |  | June 30, 2018 |
Number of vessels impaired in the period |  |  | — |  |  |  | 2 |  |  |  | — |  |  |  | 15 |
Amount of impairment incurred |  | $ | — |  |  |  | 1,215 |  |  | $ | — |  |  |  | 7,401 |

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