DISPOSED AND DISCONTINUED OPERATIONS - Statement of Operations for Discontinued Operations (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
DISPOSED AND DISCONTINUED OPERATIONS
Cost of sales		$ (200)		$ (200)
Total operating expense	$ 266	381	$ 404	381
Operating income (loss) from discontinued operations	(266)	(181)	(404)	(181)
Other income (expense)	59	10,923
Other income (expense)			(152)	(10,919)
Income (loss) from discontinued operations before income taxes	(207)	10,742	(556)	10,738
Provision (benefit) for income taxes	(56)	2,418	(85)	2,423
Income (loss) from discontinued operations, net of income taxes	$ (151)	$ 8,324	$ (471)	$ 8,315

Amount before tax of income (loss) from a discontinued operation. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.

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