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OTHER INCOME (EXPENSE) (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020
OTHER INCOME (EXPENSE) |  |  |  |
Equity earnings in affiliates | $ 114 | $ 81 | $ 291 | $ 243
Other components of net periodic pension (cost) income | (1,059) | (2,102) | (5,089) | (903)
Other income (expense) | 2,647 | 1,818 | 5,084 | 766
Total Other income (expense) | $ 1,702 | $ (203) | $ 286 | $ 106

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