OPERATING SEGMENTS (Details) - USD ($) $ in Thousands		3 Months Ended
		Jan. 31, 2025	Jan. 31, 2024
Segment Reporting Information [Line Items]
Revenues		$ 1,030,222	$ 896,363
Depreciation		13,048	12,330
Amortization		33,177	31,175
Operating income		226,805	180,210
Capital expenditures		17,335	13,377
Corporate And Eliminations [Member]
Segment Reporting Information [Line Items]
Revenues	[1]	(13,267)	(8,295)
Depreciation	[1]	501	304
Amortization	[1]	392	392
Operating income	[1]	(15,767)	(11,209)
Capital expenditures	[1]	0	471
Flight Support Group [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Revenues		713,174	618,716
Depreciation		6,578	6,487
Amortization		19,254	17,857
Operating income		166,116	136,091
Capital expenditures		10,246	6,732
Electronic Technologies Group [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Revenues		330,315	285,942
Depreciation		5,969	5,539
Amortization		13,531	12,926
Operating income		76,456	55,328
Capital expenditures		$ 7,089	$ 6,174

[1] Intersegment activity principally consists of net sales from the ETG to the FSG.