Earnings per Common Share (Tables)

6 Months Ended

Jun. 30, 2017

Earnings Per Share [Abstract]

Computation of basic and diluted earnings per common share

The computation of basic and diluted earnings per common share is presented in the following table.

($ in millions, except per share data)	Three months ended June 30,				Six months ended June 30,
	2017		2016		2017		2016
Numerator:
Net income	$	579	$	271	$	1,274	$	517
Less: Preferred stock dividends	29		29		58		58
Net income applicable to common shareholders(1)	$	550	$	242	$	1,216	$	459
Denominator:
Weighted average common shares outstanding	363.6		373.6		364.6		375.8
Effect of dilutive potential common shares:
Stock options	4.3		3.4		4.2		3.4
Restricted stock units (non-participating) and performance stock awards	1.1		1.1		1.3		1.3
Weighted average common and dilutive potential common shares outstanding	369.0		378.1		370.1		380.5
Earnings per common share - Basic	$	1.51	$	0.65	$	3.34	$	1.22
Earnings per common share - Diluted	$	1.49	$	0.64	$	3.29	$	1.21

_____________________________

⁽¹⁾  Net income applicable to common shareholders is net income less preferred stock dividends.