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Computation of Per Share Amounts
 12 Months Ended
Dec. 31, 2012
Earnings Per Share [Abstract]  
Computation of Per Share Amounts
Computation of Per Share Amounts

The following table presents the calculation of basic and diluted earnings per share (in thousands, except per share data):
 
Year Ended December 31,
 
2012
 
2011
 
2010
 
 
 
 
 
 
Income (loss) from continuing operations
1,805

 
(3,447
)
 
(4,259
)
Income (loss) from discontinued operations, net of tax
12,102

 
1,932

 
(595
)
Net income (loss)
$
13,907

 
$
(1,515
)
 
$
(4,854
)
 
 
 
 
 
 
Weighted average shares - basic
6,466

 
6,319

 
6,073

  Dilutive effect of stock-based awards
90

 
—

 
—

Weighted average shares - dilutive
6,556

 
6,319

 
6,073

 
 
 
 
 
 
Income (loss) per share from continuing operations:
 
 
 
 
 
Basic
$
0.28

 
$
(0.55
)
 
$
(0.70
)
Diluted
$
0.28

 
$
(0.55
)
 
$
(0.70
)
 
 
 
 
 
 
Income (loss) per share from discontinued operations:
 
 
 
 
 
Basic
$
1.87

 
$
0.31

 
$
(0.10
)
Diluted
$
1.85

 
$
0.31

 
$
(0.10
)
 
 
 
 
 
 
Net income (loss) per share:
 
 
 
 
 
Basic
$
2.15

 
$
(0.24
)
 
$
(0.80
)
  Diluted
$
2.12

 
$
(0.24
)
 
$
(0.80
)

The following potential common shares have been excluded from the calculation of diluted earnings per share for all periods presented because they are anti-dilutive (in thousands):
 
Year Ended December 31,
 
2012
 
2011
 
2010
Anti-dilutive securities:
 
 
 
 
 
Options to purchase common stock
232

 
192

 
537

Unvested restricted stock units
114

 
174

 
8

Total
346

 
366

 
545