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Note 14 - Net Income (Loss) Per Share - Components of Reconciliation of Numerators and Denominators Net Income Per Share (Details) - USD ($)
12 Months Ended
Oct. 31, 2015
Oct. 31, 2014
Oct. 31, 2013
Net income (loss) attributable to OCC (numerator) $ (4,255,665) $ 684,227 $ (42,837)
Shares (denominator) (in shares) 6,201,478 6,764,263 5,784,545
Basic and diluted net income (loss) per share (in dollars per share) $ (0.69) $ 0.10 $ (0.01)