CONSOLIDATED STATEMENTS OF EQUITY (Parenthetical) - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2017	Oct. 31, 2016	Oct. 31, 2015
Statement of Stockholders' Equity [Abstract]
Dividends declared, per share	$ 0.15	$ 1.20	$ 1.20
Stock dividends payable	$ 13	$ 76	$ 29
Number of shares repurchased			94,302