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Earnings Per Share
9 Months Ended
Sep. 30, 2011
Earnings Per Share 
Earnings Per Share

6.  Earnings Per Share

 

A reconciliation of the weighted average number of common shares outstanding is as follows:

 

 

 

Three months ended

 

Nine months ended

 

 

 

September 30,

 

September 30,

 

 

 

2010

 

2011

 

2010

 

2011

 

 

 

 

 

 

 

 

 

 

 

Income from continuing operations, net

 

$

826

 

$

604

 

$

3,527

 

$

3,174

 

Loss from discontinued operations, net

 

—

 

—

 

(250

)

—

 

Net income

 

$

826

 

$

604

 

$

3,277

 

$

3,174

 

 

 

 

 

 

 

 

 

 

 

Weighted average number of common shares outstanding - basic

 

13,807

 

14,286

 

13,759

 

14,207

 

Effect of dilutive securities:

 

 

 

 

 

 

 

 

 

Stock options and restricted stock units

 

595

 

714

 

538

 

746

 

Weighted average number of common shares outstanding - diluted

 

14,402

 

15,000

 

14,297

 

14,953

 

 

 

 

 

 

 

 

 

 

 

Earnings per share - basic - continuing operations

 

$

0.06

 

$

0.04

 

$

0.26

 

$

0.22

 

Earnings per share - diluted - continuing operations

 

$

0.06

 

$

0.04

 

$

0.25

 

$

0.21

 

Loss per share - basic - discontinued operations

 

$

—

 

$

—

 

$

(0.02

)

$

—

 

Loss per share - diluted - discontinued operations

 

$

—

 

$

—

 

$

(0.02

)

$

—

 

Net income per share - basic

 

$

0.06

 

$

0.04

 

$

0.24

 

$

0.22

 

Net income per share - diluted

 

$

0.06

 

$

0.04

 

$

0.23

 

$

0.21

 

 

There were 963 and 306 shares under option plans that were excluded from the computation of diluted earnings per share for the three months ended September 30, 2010 and 2011, respectively, and 952 and 294 shares under option plans that were excluded from the computation of diluted earnings per share for the nine months ended September 30, 2010 and 2011, respectively due to their anti-dilutive effects.