Consolidated Statements of Shareholders' Equity (Parenthetical) - USD ($) $ in Thousands	12 Months Ended
Oct. 31, 2018	Oct. 31, 2017	Oct. 31, 2016
Dividends declared per share	$ 1.25	$ 1.11	$ 0.99
Accumulated Other Comprehensive Loss [Member]
Tax on settlement loss (gain) recognized	$ (52)	$ (299)	$ 332
Tax on net prior service cost (credit) occurring during the year	189	75	(558)
Tax on net actuarial gain (loss) occurring during the year	$ (802)	$ (4,628)	$ 8,642

Aggregate dividends declared during the period for each share of common stock outstanding.

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