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Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2012

Earnings Per Share [Abstract]

Computation of diluted weighted-average common and potential common shares outstanding

The following table sets forth the computation of diluted weighted-average common and potential common shares outstanding for the three and nine months ended September 30, 2012 and 2011 (in thousands):

		Three Months Ended September 30,								Nine Months Ended September 30,
		2012				2011				2012				2011
Basic weighted-average common shares outstanding			33,074				32,057				32,683				32,005
Effect of dilutive securities:
Options			—				33				—				—
Employee Stock Purchase Plan			—				258				—				—
Restricted Stock Units			—				22				—				—
Diluted weighted-average common and potential common shares outstanding			33,074				32,370				32,683				32,005

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- Definition

Tabular disclosure of the weighted average number of shares used in calculating basic net earnings per share (or unit) and diluted earnings per share (or unit).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 260

-SubTopic 10

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

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