Basis of presentation and significant accounting policies and practices (Tables)

3 Months Ended

Mar. 31, 2020

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of Earnings Per Share

Computation and reconciliation of earnings per common share are as follows (shares in millions):

	For Three Months Ended March 31,
	2020					2019
	Net Income		Shares	EPS		Net Income		Shares	EPS
Basic EPS:
Net income	$	1,174				$	1,217
Income allocated to RSUs	(6)					(8)
Income allocated to common stock	$	1,168	931	$	1.25	$	1,209	939	$	1.29
Dilutive effect of stock compensation plans			12					17
Diluted EPS:
Net income	$	1,174				$	1,217
Income allocated to RSUs	(6)					(8)
Income allocated to common stock	$	1,168	943	$	1.24	$	1,209	956	$	1.26