Summary of Significant Accounting Policies (Narrative) (Details) shares in Thousands	12 Months Ended
	Oct. 31, 2015 USD ($) item shares	Oct. 31, 2014 USD ($) item shares
Summary Of Significant Accounting Policies [Line Items]
Cash equivalents	$ 0
Allowance for doubtful accounts	117,000	$ 228,000
Inventory obsolescence reserve	228,000	$ 387,000
Goodwill impairment	$ 0
Number of major customers | item	0	0
Excise and sales tax	$ 189,000	$ 161,000
Shares excluded as anti-dilutive | shares	391	229
Stock-based compensation	$ 496,000	$ 441,000
Stock-based compensation related to expense accounted for under the liability method	0	9,000
Intangible asset impairment	0	0
Service Contracts [Member]
Summary Of Significant Accounting Policies [Line Items]
Deferred revenue	$ 6,173,000	5,626,000
Service contract expiration period	6 months
Installation And Training [Member]
Summary Of Significant Accounting Policies [Line Items]
Deferred revenue	$ 412,000	468,000
Advance Payment From Customers [Member]
Summary Of Significant Accounting Policies [Line Items]
Deferred revenue	96,000	220,000
Multiple Deliverables [Member]
Summary Of Significant Accounting Policies [Line Items]
Deferred revenue	$ 0	$ 79,000
Capitalized Software [Member]
Summary Of Significant Accounting Policies [Line Items]
Intangible assets, useful lives	5 years
Software Development [Member]
Summary Of Significant Accounting Policies [Line Items]
Intangible assets, useful lives	5 years
Impairment charge	$ 266,000
Minimum [Member]
Summary Of Significant Accounting Policies [Line Items]
Credit terms	30 days
Property and equipment, useful lives	3 years
Service contract, service term	1 year
Minimum [Member] | Developed Technology, Trademarks And Tradenames, And Customer And Distributor Relationships [Member]
Summary Of Significant Accounting Policies [Line Items]
Intangible assets, useful lives	4 years
Minimum [Member] | Patent Costs [Member]
Summary Of Significant Accounting Policies [Line Items]
Intangible assets, useful lives	5 years
Maximum [Member]
Summary Of Significant Accounting Policies [Line Items]
Credit terms	60 days
Property and equipment, useful lives	10 years
Service contract, service term	5 years
Maximum [Member] | Developed Technology, Trademarks And Tradenames, And Customer And Distributor Relationships [Member]
Summary Of Significant Accounting Policies [Line Items]
Intangible assets, useful lives	10 years
Maximum [Member] | Patent Costs [Member]
Summary Of Significant Accounting Policies [Line Items]
Intangible assets, useful lives	10 years
Maximum [Member] | Software Development [Member]
Summary Of Significant Accounting Policies [Line Items]
Intangible assets, useful lives	7 years