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Earnings Per Share (Tables)
 9 Months Ended
Jun. 30, 2017
Earnings Per Share [Abstract]  
Diluted earnings per share
Diluted earnings per share is calculated using the treasury stock method.
 
 
(in thousands)
 
 
Three Months Ended
 
Nine Months Ended
 
 
June 30,
 
June 30,
 
 
2017
 
2016
 
2017
 
2016
Numerator:
 
 
 
 
 
 
 
 
Net income
 
$
945

 
$
776

 
$
2,248

 
$
997

Denominator:
 

 

 
 
 
 
Denominator for basic net income (loss) per share - weighted-average outstanding shares
 
11,299

 
10,154

 
11,250

 
9,812

Effect of dilutive securities:
 

 

 
 
 
 
Stock options and restricted stock
 
1,146

 
1,157

 
1,167

 
1,043

Denominator for diluted net income per share - weighted-average outstanding shares
 
12,445

 
11,311

 
12,417

 
10,855

 
 

 

 
 
 
 
Net income per share - basic
 
$
0.08

 
$
0.08

 
$
0.20

 
$
0.10

Net income per share - diluted
 
$
0.08

 
$
0.07

 
$
0.18

 
$
0.09