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Computation of Earnings Per Share
 12 Months Ended
May 31, 2018
Earnings Per Share [Abstract]  
Computation of Earnings Per Share

NOTE 11: COMPUTATION OF EARNINGS PER SHARE

The calculation of basic and diluted earnings per common share for the years ended May 31 was as follows (in millions, except per share amounts):

 

 

 

2018

 

 

2017

 

 

2016

 

Basic earnings per common share:

 

 

 

 

 

 

 

 

 

 

 

 

Net earnings allocable to common shares(1)

 

$

4,566

 

 

$

2,993

 

 

$

1,818

 

Weighted-average common shares

 

 

267

 

 

 

266

 

 

 

276

 

Basic earnings per common share

 

$

17.08

 

 

$

11.24

 

 

$

6.59

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Diluted earnings per common share:

 

 

 

 

 

 

 

 

 

 

 

 

Net earnings allocable to common shares(1)

 

$

4,566

 

 

$

2,993

 

 

$

1,818

 

Weighted-average common shares

 

 

267

 

 

 

266

 

 

 

276

 

Dilutive effect of share-based awards

 

 

5

 

 

 

4

 

 

 

3

 

Weighted-average diluted shares

 

 

272

 

 

 

270

 

 

 

279

 

Diluted earnings per common share

 

$

16.79

 

 

$

11.07

 

 

$

6.51

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Anti-dilutive options excluded from diluted earnings per common share

 

 

2.5

 

 

 

4.5

 

 

 

3.9

 

 

(1)

Net earnings available to participating securities were immaterial in all periods presented.