PENSION AND OTHER POSTRETIREMENT BENEFIT PLANS (Detail) - Pension Plans Defined Benefit [Member] - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Defined Benefit Plan Disclosure [Line Items]
Service cost	$ 3,748	$ 4,282
Interest cost	8,959	8,593
Expected return on plan assets	(17,673)	(16,553)
Amortization of prior service cost	(8)	(8)
Amortization of unrecognized actuarial loss	246	266
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Total	$ (4,728)	$ (3,420)