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Earnings per share (Tables)

9 Months Ended

Sep. 30, 2023

Earnings Per Share [Abstract]

Schedule of reconciliation of numerators and denominators of basic and diluted computations

A reconciliation of the numerators and the denominators of the basic and diluted earnings per common share computations is as follows (in thousands, except per share amounts):

						Three Months Ended  September 30,												Nine Months Ended September 30,
						2023						2022						2023						2022
Numerator
Net income						$	81,837					$	61,634					$	196,206					$	144,427
Denominator
Weighted average common shares outstanding for basic earnings per share						131,965						136,527						132,896						137,370
Dilutive potential common stock outstanding
Stock options						1,830						2,237						1,882						2,211
RSUs, PSUs and ESPP						288						363						378						362
Convertible Notes						—						260						77						1,076
Weighted average common shares outstanding for diluted earnings per share						134,083						139,387						135,233						141,019
Earnings per share
Basic						$	0.62					$	0.45					$	1.48					$	1.05
Diluted						$	0.61					$	0.44					$	1.45					$	1.02

Antidilutive securities excluded from calculation of diluted earnings per common share

Shares which have been excluded from the calculation of diluted earnings per common share because their effect was anti-dilutive include the following (shares in millions):

						Three Months Ended  September 30,									Nine Months Ended September 30,
						2023			2022						2023						2022
Anti-dilutive securities (1)						27.4			25.6						27.6						19.0

(1) The anti-dilutive securities include outstanding stock options, unvested RSUs, unvested PSUs, common shares expected to be issued under our ESPP and Convertible Notes

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- References

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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://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482662/260-10-50-1

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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/2009/role/commonPracticeRef
-Topic 260
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482662/260-10-50-1

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