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DIVESTED OPERATIONS Divested business (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenue	$ (10)	$ 144	$ 338	$ 1,829
Operating income (loss)	(41)	(112)	(54)	70
Net loss on divestitures	0	(4,917)	103	(4,917)
Income tax benefit (expense)	12	1,710	(14)	1,638
Net income (loss) from divested operations, after tax	$ (29)	$ (3,319)	$ 35	$ (3,209)

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Amount of tax (expense) benefit on (gain) loss recognized for the (reversal of write-down) write-down to fair value, less cost to sell, of a discontinued operation.

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