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OVERVIEW AND BASIS OF PRESENTATION (Tables) | 6 Months Ended
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Jun. 30, 2019
OVERVIEW AND BASIS OF PRESENTATION [Abstract] |
Restrictions on Cash and Cash Equivalents [Table Text Block] | The following table provides a reconciliation of cash, cash equivalents and restricted cash reported in the Condensed Consolidated Balance Sheets that sum to the amounts reported in the Condensed Consolidated Statement of Cash Flows (in thousands):
|  |  | June 30, 2019 |  | December 31, 2018 |
Cash and cash equivalents |  |  | $ | 75,517 |  | $ | 78,237 |
Restricted cash included in "Prepaid and other current assets" |  |  |  | 11,400 |  |  | — |
Restricted cash included in "Other noncurrent assets" |  |  |  | 12 |  |  | — |
Total |  |  | $ | 86,929 |  | $ | 78,237 |

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