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Loss Per Share (Tables)
 3 Months Ended
Mar. 31, 2016
Earnings Per Share [Abstract]  
Schedule of Earnings Per Share, Basic and Diluted
Details in the computation of basic and diluted loss per share is as follows:
 
Three months ended  March 31,
($ in thousands except share and per share data)
2016
 
2015
Loss per share - basic:
 

 
 

Numerator for basic loss per share
$
(1,407
)
 
$
(8,525
)
Denominator for basic loss per share
43,898,785

 
40,861,329

Basic loss per common share
$
(0.03
)
 
$
(0.21
)
Loss per share - diluted:
 

 
 

Numerator for diluted loss per share
$
(1,407
)
 
$
(8,525
)
Adjustment for income (expense) for change in fair value of warrant liability for dilutive warrants
1,958

 
—

Net loss attributable to common share
$
(3,365
)
 
$
(8,525
)
Denominator for basic loss per share
43,898,785

 
40,861,329

Plus: Incremental shares underlying dilutive “in the money” warrants outstanding
72,068

 
—

Denominator for diluted loss per share
43,970,853

 
40,861,329

Diluted net loss per common share
$
(0.08
)
 
$
(0.21
)
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share
The following potentially dilutive securities have been excluded from the computations of diluted weighted-average shares outstanding, as their effect would be anti-dilutive: 
 
Three months ended  March 31,
 
2016
 
2015
“In the money” stock options
875,000

 
1,555,300

“Out of the money” stock options
3,133,344

 
1,230,200

“In the money” warrants
—

 
1,201,698

“Out of the money” warrants
4,161,412

 
4,831,352

 
 
 
 
Other securities excluded from the calculation of diluted loss per share:
 
 
 
Stock options with performance condition
—

 
100,000