SEGMENT INFORMATION (Reconciliation) (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Segment Reporting [Abstract]
Total operating income	$ 84,573	$ 105,569	$ 212,368	$ 283,299
Interest expense	(9,055)	(7,951)	(25,059)	(23,183)
Other income, net	5,417	6,355	6,844	17,704
Earnings before income taxes	$ 80,935	$ 103,973	$ 194,153	$ 277,820