Accounts Receivable (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2016	Oct. 31, 2015	Oct. 31, 2014
Accounts Receivable [Abstract]
Allowance for Doubtful Accounts Receivable, Current	$ 761	$ 821
Bad debt expense	$ (39)	$ 210	$ 153