OPERATING SEGMENTS (Details 1) - USD ($) $ in Thousands	Jan. 31, 2017	Oct. 31, 2016
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	$ 2,031,422	$ 2,039,475
Flight Support Group [Member] | Operating Segments [Member]
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	871,148	878,674
Other Primarily Corporate and Inter Segment [Member] | Corporate, Non-Segment [Member]
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	155,720	142,974
Electronic Technologies Group [Member] | Operating Segments [Member]
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	$ 1,004,554	$ 1,017,827