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FAIR VALUE MEASUREMENTS (Tables) | 12 Months Ended
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Dec. 31, 2019
Fair Value Disclosures [Abstract] |
Estimated Fair Value Of Other Financial Assets And Liabilities | The estimated fair values of the Company’s other financial assets and liabilities as of December 31, 2019 and 2018 were as follows (in thousands):
|  | Carrying Amount |  | Level 1 |  | Level 2 |  | Level 3
December 31, 2019 |  |  |  |  |  |  |  |
LIABILITIES |  |  |  |  |  |  |  |
Long-term debt, including current portion |  | $ | 160,149 |  |  | $ | — |  |  | $ | 166,691 |  |  | $ | — |
December 31, 2018 |  |  |  |  |  |  |  |
LIABILITIES |  |  |  |  |  |  |  |
Long-term debt, including current portion |  | $ | 162,275 |  |  | $ | — |  |  | $ | 159,367 |  |  | $ | — |

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