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Earnings Per Share (Tables)
 3 Months Ended
Apr. 30, 2018
Earnings Per Share [Abstract]  
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
The following table sets forth the computation of basic and diluted earnings per share at April 30, 2018 and 2017 as follows:
 
 
 
Three Months Ended
 
 
 
April 30,
 
 
 
(in $000s except share and
 
 
 
per share information)
 
 
 
2018
 
2017
 
Numerator:
 
 
 
 
 
 
 
Net income
 
$
1,867
 
$
1,711
 
 
 
 
 
 
 
 
 
Denominator:
 
 
 
 
 
 
 
Denominator for basic earnings per share (weighted-average shares which reflect 356,441 shares in the treasury)
 
 
8,116,199
 
 
7,263,774
 
Effect of dilutive securities from restricted stock plan and from dilutive effect of stock options
 
 
44,181
 
 
89,886
 
Denominator for diluted earnings per share (adjusted weighted average shares)
 
 
8,160,380
 
 
7,353,660
 
Basic earnings per share
 
$
0.23
 
$
0.24
 
 
 
 
 
 
 
 
 
Diluted earnings per share
 
$
0.23
 
$
0.23