Earnings Per Share (Tables)

3 Months Ended

Mar. 31, 2018

Earnings Per Share [Abstract]

Earnings per Share

	Three Months Ended
	March 31, 2018						March 31, 2017
(Shares in thousands, dollars in millions, except per share amounts)			Effect of						Effect of
	Basic		Dilution		Diluted		Basic		Dilution		Diluted
Shareholders' net income	$	915			$	915	$	598			$	598
Shares:
Weighted average		242,179				242,179		255,680				255,680
Common stock equivalents				3,609		3,609				4,094		4,094
Total shares		242,179		3,609		245,788		255,680		4,094		259,774
EPS	$	3.78	$	(0.06)	$	3.72	$	2.34	$	(0.04)	$	2.30

Antidilutive Options Table

	Three Months Ended
	March 31,
(In millions)	2018	2017
Anti-dilutive options	0.9	2.5