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Earnings per share (Tables)

3 Months Ended

Mar. 31, 2014

Earnings Per Share [Abstract]

Reconciliation of Shares Used to Compute Basic and Diluted Earnings per Share

The following is a reconciliation of the shares used to compute basic and diluted earnings per share (in thousands):

	Three Months Ended
	March 31,
	2014			2013
Weighted average number of common shares outstanding used to compute basic earnings per share	54,104			53,046
Dilutive effect of stock-based awards	871			990
Number of shares used to compute diluted earnings per share	54,975			54,036

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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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