Schedule II - Valuation and Qualifying Accounts and Reserves Schedule II - Valuation and Qualifying Accounts and Reserves (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2018	Oct. 31, 2017	Oct. 31, 2016
Valuation allowance for accounts receivable
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Year	$ 1,271	$ 790	$ 821
Additions (Reductions) Charged to Costs and Expenses	32	493	(10)
Deductions	615	24	57
Foreign Currency Adjustment	(12)	12	36
Acquisitions	0	0	0
Balance at End of Year	676	1,271	790
Valuation allowance for inventory reserves
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Year	5,535	2,946	2,547
Additions (Reductions) Charged to Costs and Expenses	(173)	2,933	1,210
Deductions	1,965	384	802
Foreign Currency Adjustment	(280)	40	(9)
Acquisitions	0	0	0
Balance at End of Year	3,117	5,535	2,946
Valuation allowance for deferred tax assets
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Year	9,401	2,782	4,986
Additions (Reductions) Charged to Costs and Expenses	674	6,619	(2,204)
Deductions	0	0	0
Foreign Currency Adjustment	(278)	0	0
Acquisitions	14,254	0	0
Balance at End of Year	$ 24,051	$ 9,401	$ 2,782