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Debt Debt (Tables)
 12 Months Ended
Dec. 31, 2012
Debt Disclosure [Abstract]  
Schedule of Long-term Debt Instruments [Table Text Block]
Long-term debt consists of the following (in thousands):
 
December 31,
 
2012
2011
SVB Revolving Loan Facility
$
—

$
750

Comerica Revolver
780

—

Comerica Term Loan
2,000

—

Escalate Term Loan (A)
5,920

—

Stockholder Representative Note
2,328

—

 
11,028

750

Less current maturities
(1,397
)
(750
)
 
$
9,631

$
—


(A) Total proceeds less debt discount as discussed below
Schedule of Maturities of Long-term Debt [Table Text Block]
Future minimum principal payments for all debt are as follows (in thousands):

2013
$
1,397

2014
3,419

2015
3,000

2016
2,167

2017
1,625

 
11,608

Less debt discount, net of amortization
(580
)
 
$
11,028