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Computation of Net Loss per Share of Common Stock (Tables)
 12 Months Ended
Dec. 31, 2019
Earnings Per Share, Basic [Abstract]  
Schedule of Earnings Per Share, Basic and Diluted
The following table identifies the components of net loss per basic and diluted share (in thousands, except for per share data):
 
Year Ended December 31,
 
2019
 
2018
 
2017
Net loss per share – basic
 
 
 
 
 
Net loss
$
(6,443
)
 
$
(3,617
)
 
$
(11,724
)
Weighted average shares outstanding – basic
10,395

 
9,499

 
9,347

Net loss per share – basic
$
(0.62
)
 
$
(0.38
)
 
$
(1.25
)
 
 
 
 
 
 
Net loss per share – diluted
 
 
 
 
 
Loss attributable to common shareholders:
 
 
 
 
 
Net loss
$
(6,443
)
 
$
(3,617
)
 
$
(11,724
)
Numerator effect of dilutive securities
 
 
 
 
 
Warrants
(105
)
 
(161
)
 
—

Loss attributable to common shareholders
$
(6,548
)
 
$
(3,778
)
 
$
(11,724
)
Weighted averages shares outstanding – diluted:
 
 
 
 
 
Weighted average shares outstanding – basic
10,395

 
9,499

 
9,347

Denominator effect of dilutive securities
 
 
 
 
 
Warrants
19

 
107

 
—

Weighted average shares outstanding – diluted
10,414

 
9,606

 
9,347

Net loss per share – diluted
$
(0.63
)
 
$
(0.39
)
 
$
(1.25
)