OPERATING SEGMENTS (Details) - USD ($) $ in Thousands	3 Months Ended
	Jan. 31, 2016	Jan. 31, 2015
Segment Reporting Information [Line Items]
Net sales	$ 306,227	$ 268,185
Depreciation	4,858	3,989
Amortization	9,063	6,915
Operating income	52,621	46,406
Capital expenditures	5,690	4,254
Flight Support Group [Member]
Segment Reporting Information [Line Items]
Net sales	204,576	182,057
Depreciation	2,950	2,253
Amortization	4,128	2,559
Operating income	35,480	30,703
Capital expenditures	3,705	2,614
Electronic Technologies Group [Member]
Segment Reporting Information [Line Items]
Net sales	104,152	89,221
Depreciation	1,852	1,701
Amortization	4,770	4,191
Operating income	22,269	19,418
Capital expenditures	1,683	1,631
Other Primarily Corporate and Intersegment [Member]
Segment Reporting Information [Line Items]
Net sales	(2,501)	(3,093)
Depreciation	56	35
Amortization	165	165
Operating income	(5,128)	(3,715)
Capital expenditures	$ 302	$ 9