Related Party Receivables (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Apr. 30, 2018	Apr. 30, 2017	Apr. 30, 2018	Apr. 30, 2017	Oct. 31, 2017
Accounts, Notes, Loans and Financing Receivable [Line Items]
Related-party accounts receivable	$ 2,187		$ 2,187		$ 759
MTD Holdings Inc. [Member] | Significant Shareholder [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Revenue from Related Parties	2,224	$ 1,620	3,266	$ 3,218
Related-party accounts receivable	$ 2,187		$ 2,187		$ 759