XML 35 R22.htm IDEA: XBRL DOCUMENT v3.8.0.1
Note 8 - Net Income (Loss) Per Share (Tables)
6 Months Ended
Apr. 30, 2018
Notes Tables  
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
   
Three months ended
   
Six months ended
 
   
April 30,
   
April 30,
 
   
2018
   
2017
   
2018
   
2017
 
Net income (loss) (numerator)
  $
1,390,865
    $
(239,082
)   $
980,730
    $
(854,849
)
Shares (denominator)
   
7,675,129
     
6,488,328
     
7,489,843
     
6,520,582
 
Basic and diluted net income (loss) per share
  $
0.18
    $
(0.04
)   $
0.13
    $
(0.13
)