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Quarterly Financial Data (Unaudited) (Tables)
 12 Months Ended
Dec. 31, 2013
Quarterly Financial Data [Abstract]  
Schedule of Quarterly Financial Information [Table Text Block]
Quarterly Financial Data (Unaudited)
(dollars in thousands, except per share data)
 
2013 Quarters
 
First
Second
Third (b)
Fourth
Revenues
$
12,359

$
10,841

$
10,993

$
14,967

Gross profit
3,199

2,552

1,973

3,818

Loss from continuing operations
(2,027
)
(3,177
)
(3,564
)
(1,487
)
(Loss) income from discontinued operations
(533
)
(1,825
)
1,850

(512
)
Net loss
(2,560
)
(5,002
)
(1,714
)
(1,999
)
 
 
 
 
 
Basic (loss) earnings per share (a)
 
 
 
 
Loss from continuing operations
$
(0.03
)
$
(0.05
)
$
(0.05
)
$
(0.02
)
(Loss) income from discontinued operations
(0.01
)
(0.03
)
0.03

(0.01
)
Net loss
(0.04
)
(0.07
)
(0.02
)
(0.03
)
 
 
 
 
 
Diluted (loss) earnings per share (a)
 
 
 
 
Loss from continuing operations
$
(0.03
)
$
(0.05
)
$
(0.05
)
$
(0.02
)
(Loss) income from discontinued operations
(0.01
)
(0.03
)
0.03

(0.01
)
Net loss
(0.04
)
(0.07
)
(0.02
)
(0.03
)
 
 
 
 
 
 
2012 Quarters
 
First
Second
Third (b)
Fourth
Revenues
$
12,307

$
11,180

$
12,299

$
15,191

Gross profit
3,316

2,754

3,282

3,947

Loss from continuing operations
(2,086
)
(2,614
)
(1,318
)
(1,059
)
Loss from discontinued operations
(1,052
)
(2,916
)
(875
)
(5,678
)
Net loss
(3,138
)
(5,530
)
(2,193
)
(6,737
)
 
 
 
 
 
Basic loss per share (a)
 
 
 
 
Loss from continuing operations
$
(0.03
)
$
(0.04
)
$
(0.02
)
$
(0.02
)
Loss from discontinued operations
(0.02
)
(0.04
)
(0.01
)
(0.08
)
Net loss
(0.05
)
(0.08
)
(0.03
)
(0.10
)
 
 
 
 
 
Diluted loss per share (a)
 
 
 
 
Loss from continuing operations
$
(0.03
)
$
(0.04
)
$
(0.02
)
$
(0.02
)
Loss from discontinued operations
(0.02
)
(0.04
)
(0.01
)
(0.08
)
Net loss
(0.05
)
(0.08
)
(0.03
)
(0.10
)
 
 
 
 
 
a) Due to rounding, the sum of the quarters may not equal the full year.