Other Current Assets (Details) (USD $) In Thousands, unless otherwise specified	Apr. 30, 2014		Oct. 31, 2013
Prepaid Expense and Other Assets, Current [Abstract]
Advance payments to vendors	$ 2,416	[1]	$ 4,235	[1]
Debt issuance costs	13	[2]	494	[2]
Notes receivable	396	[3]	478	[3]
Prepaid expenses and other	5,666	[4]	6,072	[4]
Total	$ 8,491		$ 11,279

[1] Advance payments to vendors relate to inventory purchases.

[2] Represents the current portion of capitalized debt issuance costs relating to the convertible debt issuance which will be amortized over the five year term of the convertible notes.

[3] Current portion of long-term notes receivable.

[4] Primarily relates to other prepaid vendor expenses including insurance, rent and lease payments.