Segment Reporting (Schedule of Net Sales by Geographic Area) (Details) - USD ($) $ in Thousands	3 Months Ended
	Jan. 31, 2016	Jan. 31, 2015	Oct. 31, 2015
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenues	$ 9,251	$ 8,943
Long-lived assets	13,741		$ 13,872
United States [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenues	7,000	6,280
Long-lived assets	7,085		7,032
Americas [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenues	181	514
Europe [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-lived assets	6,656		$ 6,840
Europe, Middle East, Africa [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenues	1,572	1,689
Asia Pacific [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenues	$ 498	$ 460