Basis of Presentation and Significant Accounting Policies - Financial Statements of Consignments Arrangements (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2016	Oct. 31, 2015	Oct. 31, 2014
Schedule Of Condensed Statements Of Operations [Line Items]
Net sales	$ 935,679	$ 856,824	$ 782,510
Cost of sales	828,145	771,597	711,282
Gross margin	107,534	85,227	71,228
Consignment Arrangement [Member]
Schedule Of Condensed Statements Of Operations [Line Items]
Net sales	34,919	28,139	30,721
Cost of sales	30,729	25,177	27,759
Gross margin	$ 4,190	$ 2,962	$ 2,962