INVENTORIES (Detail) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Inventory, Net [Abstract]
Raw materials	$ 305,555	$ 288,353
Work-in-process	162,892	130,522
Finished goods	150,643	146,666
Inventoried costs related to U.S. Government and other long-term contracts, net of progress payments	49,638	49,556
Inventories, net	$ 668,728	$ 615,097