Intangible Assets (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jul. 31, 2017	Jul. 31, 2016	Jul. 31, 2017	Jul. 31, 2016	Oct. 31, 2016
Finite-Lived Intangible Assets [Line Items]
Cost	$ 25,444		$ 25,444
Accumulated Amortization	(9,851)		(9,851)
Net	(15,593)		(15,593)		$ (17,279)
Amortization of Intangible Assets	(565)	$ (566)	$ (1,694)	$ (1,695)
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life			13 years 2 months 14 days
Cost	17,572		$ 17,572
Accumulated Amortization	(5,589)		(5,589)
Net	(11,983)		$ (11,983)		(12,975)
Developed Technology Rights [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life			7 years 3 months 1 day
Cost	5,007		$ 5,007
Accumulated Amortization	(2,817)		(2,817)
Net	(2,190)		$ (2,190)		(2,768)
Noncompete Agreements [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life			2 years 3 months 14 days
Cost	824		$ 824
Accumulated Amortization	(789)		(789)
Net	(35)		$ (35)		(47)
Trade Names [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life			14 years 9 months 14 days
Cost	1,875		$ 1,875
Accumulated Amortization	(590)		(590)
Net	(1,285)		$ (1,285)		(1,377)
Trademarks [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life			10 years 14 days
Cost	166		$ 166
Accumulated Amortization	(66)		(66)
Net	$ (100)		$ (100)		$ (112)