Goodwill and Intangible Assets Changes in Carrying Amount of Intangible Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2017	Oct. 31, 2016	Oct. 31, 2015
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	$ 25,441	$ 25,436
Finite-Lived Intangible Assets, Accumulated Amortization	(10,416)	(8,157)
Finite-Lived Intangible Assets, Net	$ 15,025	17,279	$ 19,543
Customer Relationships [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	13 years 2 months 14 days
Finite-Lived Intangible Assets, Gross	$ 17,569	17,564
Finite-Lived Intangible Assets, Accumulated Amortization	(5,921)	(4,589)
Finite-Lived Intangible Assets, Net	$ 11,648	12,975	14,311
Developed Technology Rights [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	7 years 3 months 1 day
Finite-Lived Intangible Assets, Gross	$ 5,007	5,007
Finite-Lived Intangible Assets, Accumulated Amortization	(3,010)	(2,239)
Finite-Lived Intangible Assets, Net	$ 1,997	2,768	3,540
Noncompete Agreements [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	2 years 3 months 14 days
Finite-Lived Intangible Assets, Gross	$ 824	824
Finite-Lived Intangible Assets, Accumulated Amortization	(793)	(777)
Finite-Lived Intangible Assets, Net	$ 31	47	63
Trade Names [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	14 years 9 months 14 days
Finite-Lived Intangible Assets, Gross	$ 1,875	1,875
Finite-Lived Intangible Assets, Accumulated Amortization	(621)	(498)
Finite-Lived Intangible Assets, Net	$ 1,254	1,377	1,500
Trademarks [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	10 years 14 days
Finite-Lived Intangible Assets, Gross	$ 166	166
Finite-Lived Intangible Assets, Accumulated Amortization	(71)	(54)
Finite-Lived Intangible Assets, Net	$ 95	$ 112	$ 129