Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2018	Oct. 31, 2017	Oct. 31, 2016
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive (Loss) Income, Net of Tax, Beginning of Period	$ (1,910)	$ (3,336)	$ (2,509)
Other comprehensive (loss) income before reclassifications	3,115	1,201	(2,406)
Gross amounts reclassified from accumulated other comprehensive income	953	1,105	989
Income tax (expense) benefit	(1,142)	(880)	590
Other comprehensive income (loss), net of tax	2,926	1,426	(827)
Adoption of ASU 2018-02	1,463
Accumulated Other Comprehensive (Loss) Income, Net of Tax, End of Period	694	(1,910)	(3,336)
Accounting Standards Update 2018-02 [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Adoption of ASU 2018-02	$ (322)