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Computation of Earnings Per Share (Tables)
 3 Months Ended
Aug. 31, 2019
Computation Of Earnings Per Share Tables [Abstract]  
Schedule of Basic and Diluted Earnings Per Common Share

The calculation of basic and diluted earnings per common share for the three-month periods ended August 31 was as follows (in millions, except per share amounts):

 

 

 

2019

 

 

2018

 

Basic earnings per common share:

 

 

 

 

 

 

 

 

Net earnings allocable to common shares(1)

 

$

744

 

 

$

834

 

Weighted-average common shares

 

 

260

 

 

 

265

 

Basic earnings per common share

 

$

2.86

 

 

$

3.15

 

Diluted earnings per common share:

 

 

 

 

 

 

 

 

Net earnings allocable to common shares(1)

 

$

744

 

 

$

834

 

Weighted-average common shares

 

 

260

 

 

 

265

 

Dilutive effect of share-based awards

 

 

2

 

 

 

4

 

Weighted-average diluted shares

 

 

262

 

 

 

269

 

Diluted earnings per common share

 

$

2.84

 

 

$

3.10

 

Anti-dilutive options excluded from diluted earnings per

   common share

 

 

10.9

 

 

 

3.7

 

 

 

(1)

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