OPERATING SEGMENTS (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jan. 31, 2012	Jan. 31, 2011
Segment Reporting, Reconciling Item For Operating Profit (Loss) and Capital Expenditure From Segment To Consolidated [Line Items]
Net sales	$ 212,655	$ 174,219
Depreciation and amortization	6,975	4,307
Operating income	37,632	32,372
Capital expenditures	3,788	1,637
Flight Support Group [Member]
Segment Reporting, Reconciling Item For Operating Profit (Loss) and Capital Expenditure From Segment To Consolidated [Line Items]
Net sales	138,867	120,641
Depreciation and amortization	2,686	2,378
Operating income	25,507	20,429
Capital expenditures	1,655	1,285
Electronic Technologies Group [Member]
Segment Reporting, Reconciling Item For Operating Profit (Loss) and Capital Expenditure From Segment To Consolidated [Line Items]
Net sales	74,471	53,939
Depreciation and amortization	4,031	1,834
Operating income	16,205	15,538
Capital expenditures	2,078	351
Other Primarily Corporate and Inter Segment [Member]
Segment Reporting, Reconciling Item For Operating Profit (Loss) and Capital Expenditure From Segment To Consolidated [Line Items]
Net sales	(683)	(361)
Depreciation and amortization	258	95
Operating income	(4,080)	(3,595)
Capital expenditures	$ 55	$ 1