ACQUISITIONS (Details Textuals) - Electronic Technologies Group [Member] - IDC [Member]	3 Months Ended
	Jan. 31, 2018
Business Acquisition [Line Items]
Effective Date of Acquisition	Nov. 30, 2017
Name of Acquired Entity	Interface Displays & Controls, Inc.
Description of Acquired Entity	IDC designs and manufactures electronic products for aviation, marine, military fighting vehicles, and embedded computing markets.