XML 46 R35.htm IDEA: XBRL DOCUMENT v3.19.2
Note 8 - Net Income (Loss) Per Share - Components of Reconciliation of Numerators and Denominators Net Loss Per Share (Details) - USD ($)
3 Months Ended 6 Months Ended
Apr. 30, 2019
Apr. 30, 2018
Apr. 30, 2019
Apr. 30, 2018
Net income (loss) (numerator) $ (617,425) $ 1,390,865 $ (3,927,445) $ 980,730
Shares (denominator) (in shares) 7,317,516 7,675,129 7,449,864 7,489,843
Basic and diluted net income (loss) per share (in dollars per share) $ (0.08) $ 0.18 $ (0.53) $ 0.13