Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2017

Earnings Per Share [Abstract]

Earnings per Share

	Three Months Ended
	June 30, 2017						June 30, 2016
(Shares in thousands, dollars in millions, except per share amounts)			Effect of						Effect of
	Basic		Dilution		Diluted		Basic		Dilution		Diluted
Shareholders' net income	$	813			$	813	$	510			$	510
Shares:
Weighted average		254,087				254,087		255,381				255,381
Common stock equivalents				3,974		3,974				4,119		4,119
Total shares		254,087		3,974		258,061		255,381		4,119		259,500
EPS	$	3.20	$	(0.05)	$	3.15	$	2.00	$	(0.03)	$	1.97

	Six Months Ended
	June 30, 2017						June 30, 2016
(Shares in thousands, dollars in millions, except per share amounts)			Effect of						Effect of
	Basic		Dilution		Diluted		Basic		Dilution		Diluted
Shareholders' net income	$	1,411			$	1,411	$	1,029			$	1,029
Shares:
Weighted average		254,879				254,879		255,101				255,101
Common stock equivalents				4,034		4,034				4,372		4,372
Total shares		254,879		4,034		258,913		255,101		4,372		259,473
EPS	$	5.54	$	(0.09)	$	5.45	$	4.03	$	(0.06)	$	3.97

Antidilutive Options Table

	Three Months Ended		Six Months Ended
(In millions)	June 30, 2017	June 30, 2016	June 30, 2017	June 30, 2016
Anti-dilutive options	1.2	2.6	1.9	2.0