OTHER INCOME (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2020	Mar. 31, 2019
Other Income and Expenses [Abstract]
Other Nonoperating Income	$ 4,936	$ 0
Gain (Loss) on Investments	1,302	0
Gain on sale of assets	605	875
Gain (Loss) on Disposition of Assets	348	370
Building rental income	316	255
Interest income	115	340
Other Nonoperating Expense	(186)	(844)
Other (expense)	$ 7,436	$ 996

Amount of gain (loss) on sale or disposal of assets, including but not limited to property plant and equipment, intangible assets and equity in securities of subsidiaries or equity method investee.

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Amount of realized and unrealized gain (loss) on investment.

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Amount of income (loss) for proportionate share of equity method investee's income (loss).

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