Quarterly report pursuant to Section 13 or 15(d)

Computation of Basic and Diluted Earnings Per Share (Detail)

v3.20.1
Computation of Basic and Diluted Earnings Per Share (Detail) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Numerator:    
Net income attributable to common shareowners $ 965 $ 1,111
Denominator:    
Weighted average shares 858 860
Deferred compensation obligations 0 1
Vested portion of restricted shares 6 5
Denominator for basic earnings per share 864 866
Effect of dilutive securities:    
Denominator for diluted earnings per share 869 869
Basic earnings per share (usd per share) $ 1.12 $ 1.28
Diluted earnings per share (usd per share) $ 1.11 $ 1.28
Restricted performance units    
Effect of dilutive securities:    
Incremental common shares attributable to share-based payment arrangements 5 3
Stock option plans    
Effect of dilutive securities:    
Incremental common shares attributable to share-based payment arrangements 0 0