XML 72 R26.htm IDEA: XBRL DOCUMENT v2.4.0.8
Basis of Financial Presentation and Summary of Significant Accounting Policies (Tables)
 12 Months Ended
Dec. 31, 2013
Accounting Policies [Abstract]  
Changes in warranty reserve
During the years ended December 31, 2013, 2012 and 2011, changes in the warranty reserve consist of the following:

 
2013
 
2012
 
2011
Accrued warranty reserve, beginning of year
$
549

 
$
537

 
$
477

Estimated warranty expense
578

 
774

 
453

Amounts charged against warranty reserve
(489
)
 
(762
)
 
(393
)
Accrued warranty reserve, end of year
$
638

 
$
549

 
$
537
Reconciliation of net loss and weighted averages shares outstanding for the calculation of basic and diluted loss per share
The following table represents a reconciliation of the net loss and weighted average shares outstanding for the calculation of basic and diluted loss per share for the years ended December 31, 2013, 2012 and 2011:
 
For the Year Ended
 
2013
 
2012
 
2011
Numerator:
 
 
 
 
 
Basic and diluted loss per share – net loss
$
(9,477
)
 
$
(90,235
)
 
$
(165,881
)
Deemed dividend related to the beneficial conversion feature
(11,894
)
 
—

 
—

Loss attributable to common stockholders
$
(21,371
)
 
$
(90,235
)
 
$
(165,881
)
 
 
 
 
 
 
Denominator:
 
 
 
 
 
Basic and diluted weighted average shares outstanding
15,935,701

 
12,557,416

 
12,448,423