Goodwill and Intangible Assets Changes in carrying amount of finite-lived intangible assets (Details) $ in Thousands	9 Months Ended
	Jul. 31, 2015 USD ($)
Finite-Lived Intangible Assets [Line Items]
Intangible Assets, Net, Beginning of Period	$ 21,998
Amortization expense	(1,795)
Foreign currency translation and other	44
Intangible Assets, Net, End of Period	19,797
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Purchase Accounting Adjustments	(530)
Intangible Assets, Net, Beginning of Period	15,856
Amortization expense	(1,036)
Foreign currency translation and other	44
Intangible Assets, Net, End of Period	14,334
Developed Technology Rights [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Purchase Accounting Adjustments	0
Intangible Assets, Net, Beginning of Period	4,311
Amortization expense	(579)
Foreign currency translation and other	0
Intangible Assets, Net, End of Period	3,732
Noncompete Agreements [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Purchase Accounting Adjustments	80
Intangible Assets, Net, Beginning of Period	62
Amortization expense	(75)
Foreign currency translation and other	0
Intangible Assets, Net, End of Period	67
Trade Name, Finite Intangible Asset [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Purchase Accounting Adjustments	0
Intangible Assets, Net, Beginning of Period	1,624
Amortization expense	(93)
Foreign currency translation and other	0
Intangible Assets, Net, End of Period	1,531
Trademarks [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Purchase Accounting Adjustments	0
Intangible Assets, Net, Beginning of Period	145
Amortization expense	(12)
Foreign currency translation and other	0
Intangible Assets, Net, End of Period	133
Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Nonrecurring [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Purchase Accounting Adjustments	$ (450)