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Earnings Per Share Earnings Per Share (Tables)
 6 Months Ended
Apr. 30, 2019
Earnings Per Share [Abstract]  
Schedule of Calculation of Numerator and Denominator in Earnings Per Share [Table Text Block]
The following is a reconciliation of the numerator and denominator of the basic and diluted earnings per share computation for net income (loss) per share:
 
Three Months Ended April 30,
 
Six Months Ended April 30,
 
2019
 
2018
 
2019
 
2018
Net income (loss) available to common stockholders
$
1,112

 
$
4,025

 
$
(3,586
)
 
$
8,883

Basic weighted average shares
23,516

 
23,222

 
23,450

 
23,164

Effect of dilutive securities:
 
 
 
 
 
 
 
Restricted stock, units and stock options (1)
43

 
135

 
—

 
147

Diluted weighted average shares
23,559

 
23,357

 
23,450

 
23,311

Basic income (loss) per share
$
0.05

 
$
0.17

 
$
(0.15
)
 
$
0.38

Diluted income (loss) per share
$
0.05

 
$
0.17

 
$
(0.15
)
 
$
0.38

(1) Due to a loss for the six months ended April 30, 2019, no restricted stock, restricted stock units or stock options are included because the effect would be anti-dilutive.