Consolidated Statements of Shareholders' Equity (Parenthetical) - USD ($) $ in Thousands	12 Months Ended
Oct. 31, 2015	Oct. 31, 2014	Oct. 31, 2013
Dividends paid per share	$ 0.90	$ 0.76	$ 0.63
Retained Earnings [Member]
Dividends paid per share	$ 0.90	$ 0.76	$ 0.63
Accumulated Other Comprehensive Income (Loss) [Member]
Tax on settlement loss (gain) recognized	$ 491	$ (234)
Tax on net prior service cost (credit) occurring during the year	191	125	$ 840
Tax on net actuarial gain (loss) occurring during the year	$ (1,242)	$ 11,457	$ (28,644)

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

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770

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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Settlement of a Pension or Postretirement Benefit Obligation
-URI http://asc.fasb.org/extlink&oid=6531942

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 3: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
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