Accounts Receivable Accounts Receivable (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Apr. 30, 2018	Apr. 30, 2017	Apr. 30, 2018	Apr. 30, 2017	Oct. 31, 2017
Accounts Receivable [Abstract]
Allowance for Doubtful Accounts	$ 1,051		$ 1,051		$ 1,271
Provision for Doubtful Accounts	166		46
Bad debt benefit		$ (21)		$ (34)
Accounts Receivable Factored			14,803		7,567
Accounts receivable recourse liability	$ 12,319		$ 12,319		$ 8,072