INCOME TAXES (Components of Income Tax Expense (Benefit)) (Details) - USD ($) $ in Thousands	3 Months Ended			12 Months Ended
	Dec. 31, 2018	Sep. 30, 2018	Mar. 31, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Income Tax Disclosure [Abstract]
Income Tax Expense Benefit Net Resulting from Tax Reform Act	$ (4,424)	$ 2,323	$ 2,500	$ 0	$ 399	$ 28,616
Current:
Federal				25,063	45,521	89,182
Non-U.S.				26,540	28,894	25,746
State and local				9,064	10,515	7,640
Current income tax expense (benefit)				60,667	84,930	122,568
Deferred:
Federal				6,971	(691)	(4,391)
Non-U.S.				6,513	(3,121)	(82)
State and local				1,259	549	666
Deferred income tax expense (benefit)				14,743	(3,263)	(3,807)
Total				$ 75,410	$ 81,667	$ 118,761