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Calculation Of Net Income Per Share
12 Months Ended
Dec. 31, 2020
Earnings Per Share [Abstract]  
Calculation Of Net Income Per Share Attributable To Verisign Stockholders Calculation of Earnings per Share
The following table presents the computation of weighted-average shares used in the calculation of basic and diluted earnings per share:
 Year Ended December 31,
 202020192018
 (In thousands)
Weighted-average shares of common stock outstanding115,058118,513113,452
Weighted-average potential shares of common stock outstanding:
Conversion spread related to subordinated convertible debentures— — 8,589 
Unvested RSUs, and ESPP240 455 620 
Shares used to compute diluted earnings per share 115,298118,968122,661
The Company settled the subordinated convertible debentures in May 2018. The calculation of diluted weighted average shares outstanding, excludes potentially dilutive securities, the effect of which would have been anti-dilutive, as well as
performance-based RSUs granted by the Company for which the relevant performance criteria have not been achieved. The number of potential shares excluded from the calculation was not significant in any period presented.