Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2018

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

	Quarter Ended June 30,				Six Months Ended June 30,
(dollars in millions, except per share amounts; shares in millions)	2018		2017		2018		2017
Net income attributable to common shareowners	$	2,048	$	1,439	$	3,345	$	2,825
Basic weighted average number of shares outstanding	790.5		788.7		790.2		791.1
Stock awards and equity units	9.1		9.5		9.8		9.3
Diluted weighted average number of shares outstanding	799.6		798.2		800.0		800.4
Earnings Per Share of Common Stock:
Basic	$	2.59	$	1.83	$	4.23	$	3.57
Diluted	$	2.56	$	1.80	$	4.18	$	3.53