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Earnings (Loss) Per Common Share (Tables)
 6 Months Ended
Jun. 30, 2017
Earnings Per Share [Abstract]  
Computations of basic and diluted earnings (loss) per common share
The following tables set forth the computations of basic and diluted earnings (loss) per common share for the three and six months ended June 30, 2017 and 2016 (in thousands, except per share data):
 
 
 
Three Months Ended June 30,
 
Six Months Ended June 30,
Basic earnings (loss) per common share:
 
2017
 
2016
 
2017
 
2016
Numerator:
 
 
 
 
 
 
 
 
Net loss from continuing operations
 
$
(325
)
 
$
(33
)
 
$
(2,173
)
 
$
(98
)
Net loss from discontinued operations
 
$
(349
)
 
$
(559
)
 
$
(685
)
 
$
(1,046
)
Denominator:
 
 
 
 
 
 
 
 
Weighted-average common shares outstanding
 
22,227

 
21,969

 
22,087

 
22,202

Basic loss per common share from continuing operations
 
$
(0.01
)
 
$
—

 
$
(0.10
)
 
$
—

Basic loss per common share from discontinued operations
 
$
(0.02
)
 
$
(0.03
)
 
$
(0.03
)
 
$
(0.05
)
Total basic loss per common share
 
$
(0.03
)
 
$
(0.03
)
 
$
(0.13
)
 
$
(0.05
)