EARNINGS PER SHARE
|12 Months Ended|
Dec. 31, 2020
|Earnings Per Share [Abstract]|
|EARNINGS PER SHARE||EARNINGS PER SHARE
The earnings per share amounts are the same for class A and class B common shares as the holders of each class are legally entitled to equal per share distributions whether through dividends or in liquidation.
The following table sets forth the computation of basic and diluted earnings per share (in millions, except per share amounts):
Diluted earnings per share for the years ended December 31, 2020, 2019 and 2018 exclude the effect of 0.6, 0.5 and 0.2 million shares, respectively, of common stock that may be issued upon the exercise of employee stock options because such effect would be antidilutive.
The entire disclosure for earnings per share.
Reference 1: http://www.xbrl.org/2003/role/disclosureRef