Goodwill and Intangible Assets Changes in carrying amount of finite-lived intangible assets (Details) $ in Thousands	6 Months Ended
	Apr. 30, 2017 USD ($)
Finite-Lived Intangible Assets [Line Items]
Intangible Assets, Net, Beginning of Period	$ 17,279
Amortization expense	(1,129)
Foreign currency translation and other	1
Intangible Assets, Net, End of Period	16,151
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible Assets, Net, Beginning of Period	12,975
Amortization expense	(665)
Foreign currency translation and other	1
Intangible Assets, Net, End of Period	12,311
Developed Technology Rights [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible Assets, Net, Beginning of Period	2,768
Amortization expense	(386)
Foreign currency translation and other	0
Intangible Assets, Net, End of Period	2,382
Noncompete Agreements [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible Assets, Net, Beginning of Period	47
Amortization expense	(8)
Foreign currency translation and other	0
Intangible Assets, Net, End of Period	39
Trade Names [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible Assets, Net, Beginning of Period	1,377
Amortization expense	(62)
Foreign currency translation and other	0
Intangible Assets, Net, End of Period	1,315
Trademarks [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible Assets, Net, Beginning of Period	112
Amortization expense	(8)
Foreign currency translation and other	0
Intangible Assets, Net, End of Period	$ 104