OTHER INCOME (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Other Income and Expenses [Abstract]
Other Nonoperating Income	$ 0	$ 0	$ 4,936	$ 0
Gain (Loss) on Investments	(2,005)	0	(703)	0
Income (Loss) from Equity Method Investments	(236)	974	369	1,849
Gain (Loss) on Disposition of Assets	544	397	892	767
Building rental income	398	479	714	734
Interest income	102	301	217	641
Other Nonoperating Expense	807	(82)	621	(926)
Other (expense)	$ (390)	$ 2,069	$ 7,046	$ 3,065

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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