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Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2013

Earnings Per Share [Abstract]

Details of Basic and Diluted Earnings Per Share (EPS)

The following table sets forth the details of basic and diluted earnings per share (EPS):

		Three months ended September 30
In thousands, except per share		2013				2012
Net income		$	34,119			$	20,099
Weighted average common shares outstanding used in basic EPS			43,251				42,837
Common shares issuable upon exercise of dilutive stock options and PSAs / RSUs			1,077				830
Weighted average common shares outstanding and common share equivalents used in diluted EPS			44,328				43,667
Earnings per share
Basic		$	0.79			$	0.47
Diluted			0.77				0.46

		Nine months ended September 30
In thousands, except per share		2013				2012
Net income		$	50,681			$	52,409
Weighted average common shares outstanding used in basic EPS			43,118				42,814
Common shares issuable upon exercise of dilutive stock options and PSAs / RSUs			1,095				781
Weighted average common shares outstanding and common share equivalents used in diluted EPS			44,213				43,595
Earnings per share
Basic		$	1.18			$	1.22
Diluted			1.15				1.20

Number of Potential Common Shares that have been Excluded from the Computation of Diluted Earnings Per Share for the Indicated Period Due to Their Anti-Dilutive Nature

The following table sets forth potential common shares outstanding for stock options and restricted stock units that were not included in the computation of diluted EPS for the period indicated, because their effect would be anti-dilutive:

in thousands		2013				2012
Three months ended September 30			—				8
Nine months ended September 30			—				158

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- Definition

Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 260

-SubTopic 10

-Section 50

-Paragraph 1

-Subparagraph (c)

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

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- Definition

Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations.

+ 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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