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IMPAIRMENT AND OTHER CHARGES (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
IMPAIRMENT AND OTHER CHARGES        
Long Lived Asset Impairments (1) $ 0 $ 0 $ 0 $ 204,765
Severance costs 0 1,487 0 1,882
Other (2) 0 152 0 528
Total $ 0 $ 1,639 $ 0 $ 207,175