SEGMENT INFORMATION (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024	Dec. 31, 2024
Segment Reporting Information [Line Items]
Net sales	$ 805,645	$ 713,167
Cost of sales	505,234	456,757
Research and development expenses	22,664	22,760
Selling expenses	39,055	36,324
General and administrative expenses	99,075	87,664
Other segment items(2)	1,253	0
Operating income	129,205	99,961
Depreciation and amortization	30,821	26,983
Capital expenditures	15,773	12,055
Assets	4,951,791		$ 4,985,704
Aerospace & Industrial
Segment Reporting Information [Line Items]
Depreciation and amortization	7,672	8,194
Capital expenditures	6,249	3,906
Assets	1,106,782		1,090,739
Defense Electronics
Segment Reporting Information [Line Items]
Depreciation and amortization	7,546	7,852
Capital expenditures	3,517	2,339
Assets	1,493,473		1,446,949
Naval & Power
Segment Reporting Information [Line Items]
Depreciation and amortization	14,862	10,250
Capital expenditures	5,501	4,882
Assets	1,929,238		1,927,325
Corporate and Other
Segment Reporting Information [Line Items]
Depreciation and amortization	741	687
Capital expenditures	506	928
Assets	422,298		$ 520,691
Corporate and Eliminations
Segment Reporting Information [Line Items]
Net sales	(870)	(1,076)
Operating income	(10,029)	(10,777)
Operating Segments
Segment Reporting Information [Line Items]
Operating income	139,234	110,738
Operating Segments | Aerospace & Industrial
Segment Reporting Information [Line Items]
Net sales	227,440	219,547
Cost of sales	147,762	147,223
Research and development expenses	6,797	6,309
Selling expenses	7,202	6,637
General and administrative expenses	34,504	31,912
Other segment items(2)	1,253	0
Operating income	29,922	27,466
Operating Segments | Defense Electronics
Segment Reporting Information [Line Items]
Net sales	245,719	212,483
Cost of sales	124,713	112,933
Research and development expenses	13,002	14,105
Selling expenses	15,030	14,229
General and administrative expenses	25,525	23,135
Other segment items(2)	0	0
Operating income	67,449	48,081
Operating Segments | Naval & Power
Segment Reporting Information [Line Items]
Net sales	333,356	282,213
Cost of sales	232,759	196,601
Research and development expenses	2,865	2,346
Selling expenses	16,823	15,458
General and administrative expenses	39,046	32,617
Other segment items(2)	0	0
Operating income	41,863	35,191
Operating Segments | Corporate and Other
Segment Reporting Information [Line Items]
Operating income	$ (10,029)	$ (10,777)