ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Reclass) (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Accumulated Other Comprehensive Income (Loss) [Line Items]
Earnings before income taxes	$ 127,046	$ 97,332	$ 306,221	$ 244,181
Reclassification out of Accumulated Other Comprehensive Income [Member] | Total Pension and Postretirement Adjustments, Net [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Amortization of prior service costs			100
Amortization of actuarial losses			(64)
Earnings before income taxes			36
Provision for income taxes			(3)
Net earnings			$ 33