INVENTORIES (Detail) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Inventory, Net [Abstract]
Raw material	$ 204,542	$ 231,219
Work-in-process	104,588	114,372
Finished goods and component parts	98,493	117,444
Inventoried costs related to long-term contracts	62,011	58,796
Gross inventories	469,634	521,831
Less: Inventory reserves	(53,788)	(54,400)
Progress payments applied	(11,922)	(15,344)
Inventories, net	$ 403,924	$ 452,087