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OTHER INCOME (EXPENSE) (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020
OTHER INCOME (EXPENSE) |  |  |  |
Equity earnings in affiliates | $ 108 | $ 81 | $ 399 | $ 323
Other components of net periodic pension (cost) income | (72,641) | (1,064) | (77,730) | (1,967)
Other income (expense) | 1,092 | 2,045 | 6,176 | 2,812
Total Other income (expense) | $ (71,441) | $ 1,062 | $ (71,155) | $ 1,168

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