SEGMENT INFORMATION (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025	Dec. 31, 2025
Segment Reporting [Line Items]
Net sales	$ 913,687	$ 805,645
Cost of sales	572,071	505,234
Research and development expenses	23,635	22,664
Selling expenses	43,547	39,055
General and administrative expenses	104,632	99,075
Other segment items	910	1,253
Operating income	159,509	129,205
Depreciation and amortization	28,365	30,821
Capital expenditures	11,832	15,773
Assets	5,270,081		$ 5,221,292
Aerospace & Industrial
Segment Reporting [Line Items]
Depreciation and amortization	7,999	7,672
Capital expenditures	6,956	6,249
Assets	1,154,069		1,118,986
Defense Electronics
Segment Reporting [Line Items]
Depreciation and amortization	7,730	7,546
Capital expenditures	1,891	3,517
Assets	1,516,914		1,557,858
Naval & Power
Segment Reporting [Line Items]
Depreciation and amortization	11,842	14,862
Capital expenditures	2,807	5,501
Assets	2,064,052		2,018,076
Corporate and Other
Segment Reporting [Line Items]
Depreciation and amortization	794	741
Capital expenditures	178	506
Assets	535,046		$ 526,372
Corporate and Eliminations
Segment Reporting [Line Items]
Net sales	(1,310)	(870)
Operating income	(10,693)	(10,029)
Operating Segments
Segment Reporting [Line Items]
Operating income	170,202	139,234
Operating Segments | Aerospace & Industrial
Segment Reporting [Line Items]
Net sales	254,949	227,440
Cost of sales	169,215	147,762
Research and development expenses	6,830	6,797
Selling expenses	7,000	7,202
General and administrative expenses	32,703	34,504
Other segment items	703	1,253
Operating income	38,498	29,922
Operating Segments | Defense Electronics
Segment Reporting [Line Items]
Net sales	257,464	245,719
Cost of sales	126,889	124,713
Research and development expenses	13,739	13,002
Selling expenses	17,177	15,030
General and administrative expenses	27,636	25,525
Other segment items	96	0
Operating income	71,927	67,449
Operating Segments | Naval & Power
Segment Reporting [Line Items]
Net sales	402,584	333,356
Cost of sales	275,967	232,759
Research and development expenses	3,066	2,865
Selling expenses	19,370	16,823
General and administrative expenses	44,293	39,046
Other segment items	111	0
Operating income	59,777	41,863
Operating Segments | Corporate and Other
Segment Reporting [Line Items]
Operating income	$ (10,693)	$ (10,029)