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Earnings (Loss) Per Common Share
 9 Months Ended
Sep. 30, 2018
Earnings Per Share [Abstract]  
Earnings (Loss) Per Common Share
Loss) Per Common Share
The following table sets forth the computations of basic and diluted income (loss) per common share for the three and nine months ended September 30, 2018 and 2017 (in thousands, except per share data):  
 
 
Three Months Ended September 30,
 
Nine Months Ended September 30,

 
2018
 
2017
 
2018
 
2017
Numerator:
 
 
 
 
 
 
 
 
Net income (loss) from continuing operations
 
$
2,626

 
$
1,077

 
$
(2,582
)
 
$
(1,096
)
Net loss from discontinued operations
 
$
(325
)
 
$
(344
)
 
$
(684
)
 
$
(1,029
)
 
 
 
 
 
 
 
 
 
Denominator:
 
 
 
 
 
 
 
 
Weighted-average common shares outstanding
 
23,558

 
22,498

 
23,142

 
22,225

        Effective of dilutive securities from stock-based compensation plans
 
649

 
263

 
—

 
—

        Weighted-average diluted common shares outstanding
 
24,207

 
22,761

 
23,142

 
22,225

 
 
 
 
 
 
 
 
 
Basic income (loss) per common share from continuing operations
 
$
0.11

 
$
0.05

 
$
(0.12
)
 
$
(0.05
)
Basic loss per common share from discontinued operations
 
(0.01
)
 
(0.02
)
 
(0.02
)
 
(0.05
)
Total basic income (loss) per common share
 
$
0.10

 
$
0.03

 
$
(0.14
)
 
$
(0.10
)
 
 
 
 
 
 
 
 
 
Diluted income (loss) per common share from continuing operations
 
$
0.11

 
$
0.05

 
$
(0.11
)
 
$
(0.05
)
Diluted loss per common share from discontinued operations
 
(0.01
)
 
(0.02
)
 
(0.03
)
 
(0.05
)
Total diluted income (loss) per common share
 
$
0.10

 
$
0.03

 
$
(0.14
)
 
$
(0.10
)


For all periods presented that generated a net loss, basic and diluted net loss per share are the same, as any additional common stock equivalents would be anti-dilutive. As of September 30, 2018 and 2017, there were 0.4 million and 1.9 million, respectively, anti-dilutive stock options that were excluded from the calculation of weighted average diluted common shares outstanding. As of September 30, 2018 and 2017, there were 0.6 million and 1.9 million, respectively, restricted stock units excluded from the calculation of weighted average diluted common shares outstanding.

The Company repurchased no shares of its common stock under its stock repurchase program during the three and nine months ended September 30, 2018 and 2017.

Pursuant to exercises of stock options, the Company issued 148,540 shares of its common stock having a value of approximately $1.4 million in the three months ended September 30, 2018 and 633,915 shares of its common stock having a value of approximately $5.7 million during the nine months ended September 30, 2018. In connection with stock option exercises, the Company issued 16,000 shares of its common stock having a value of approximately $0.1 million in the three months ended September 30, 2017 and 183,460 shares of its common stock having a value of approximately $1.2 million in the nine months ended September 30, 2017.