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2. Basis of Presentation and Significant Accounting Policies: Stock-based Compensation (Details) (USD $)
3 Months Ended 9 Months Ended
Jul. 31, 2012
Jul. 31, 2011
Jul. 31, 2012
Jul. 31, 2011
Allocated Share-based Compensation Expense $ 73,000 $ 81,000 $ 181,000 $ 222,000