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Shares Used in Computing Net Income Per Share Attributable to Fiserv, Inc. (Tables)
3 Months Ended
Mar. 31, 2020
Earnings Per Share [Abstract]  
Computation of shares used in calculating basic and diluted net income per common share
The computation of shares used in calculating basic and diluted net income per common share is as follows:
 
Three Months Ended
March 31,
(In millions)
2020
 
2019
Weighted-average common shares outstanding used for the calculation of net income attributable to Fiserv, Inc. per share - basic
678.1

 
391.7

Common stock equivalents
13.1

 
7.4

Weighted-average common shares outstanding used for the calculation of net income attributable to Fiserv, Inc. per share - diluted
691.2

 
399.1