OTHER INCOME AND OTHER EXPENSE (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Other, net	$ 198	$ (1,397)	$ (3,196)	$ (1,833)
Net periodic cost other than service cost [Member]
Other, net	(1,310)	(1,364)	(3,686)	(4,432)
Earnings (losses) on investments associated with nonqualified employee benefit plans [Member]
Earnings on Investments Associated with Nonqualified Employee Benefit Plans	1,820	189	1,508	3,680
Other, net [Member]
Other, net	$ (312)	$ (222)	$ (1,018)	$ (1,081)