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Earnings Per Share (Tables)
 6 Months Ended
Mar. 31, 2017
Earnings Per Share [Abstract]  
Schedule of Calculation of Numerator and Denominator in Earnings Per Share
The following table is a reconciliation of the numerators and denominators in the net income per common share calculations (in thousands, except per common share data):
 
Three months ended March 31,
 
Six months ended March 31,
 
2017
 
2016
 
2017
 
2016
Numerator:
 
 
 
 
 
 
 
Income from continuing operations
$
1,331

 
$
2,226

 
$
3,688

 
$
5,357

(Loss) income from discontinued operations, after income taxes
—

 
(89
)
 
—

 
3,230

Net income
$
1,331

 
$
2,137

 
$
3,688

 
$
8,587

 
 
 
 
 
 
 
 
Denominator:
 
 
 
 
 
 
 
Denominator for basic net income per common share — weighted average shares outstanding
26,477

 
25,820

 
26,324

 
25,574

Effect of dilutive securities:
 
 
 
 
 
 
 
Stock options and restricted stock units
775

 
178

 
810

 
542

Denominator for diluted net income per common share — adjusted weighted average shares
27,252

 
25,998

 
27,134

 
26,116

 
 
 
 
 
 
 
 
Basic net income per common share:
 
 
 
 
 
 
 
Continuing operations
$
0.05

 
$
0.09

 
$
0.14

 
$
0.21

Discontinued operations
$
—

 
$
—

 
$
—

 
$
0.13

Net income (1)
$
0.05

 
$
0.08

 
$
0.14

 
$
0.34

Diluted net income per common share:
 
 
 
 
 
 
 
Continuing operations
$
0.05

 
$
0.09

 
$
0.14

 
$
0.21

Discontinued operations
$
—

 
$
—

 
$
—

 
$
0.12

Net income (1)
$
0.05

 
$
0.08

 
$
0.14

 
$
0.33


(1)
Earnings per share presented are calculated by line item and may not add due to the use of rounded amounts.