OTHER INCOME, NET (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
OTHER INCOME, NET
Interest and dividend income	$ 4,423	$ 3,535	$ 2,851
Gains (losses) on trading securities relating to deferred compensation plans	11,292	(1,103)	9,977
Interest expense	(220)	(181)	(144)
Foreign exchange gains (losses)	(533)	(659)	259
Capital gains (losses)	22	(11)	25
Miscellaneous, net	1,206	1,143	1,171
Total other income, net	$ 16,190	$ 2,724	$ 14,139

Represents the gain loss on trading securities relating to deferred compensation plans.

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Amount before tax of foreign currency transaction realized and unrealized gain (loss) recognized in the income statement.

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Amount of the cost of borrowed funds accounted for as interest expense.

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Amount before accretion (amortization) of purchase discount (premium) of interest income and dividend income on nonoperating securities.

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The aggregate amount of gains or losses resulting from nonoperating activities (for example, interest and dividend revenue, property, plant and equipment impairment loss, and so forth).

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The aggregate amount of income or expense from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business).

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Amount of income (expense) related to nonoperating activities, classified as other.

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